Centuri Holdings, Inc. (CTRI)

Data as of Sep 21, 2026, from SEC Form 4 filings.

XNYSNATURAL GAS TRANSMISSION & DISTRIBUTIONNet insider buying (90d)Watch CTRI

See up to 3 months of CTRI. The 7-day demo opens the 1M and 3M ranges and puts CTRI on your watchlist.

Latest CTRI insider trades

Dustin Demaria - Director
Open-market purchase$100K
Sep 18, 2026
Carl C. Icahn - 10% Owner
Open-market purchase$75.00M
Nov 14, 2025

About Centuri Holdings, Inc. (CTRI)

Centuri Holdings Inc is a pure-play North American utility infrastructure services company that partners with regulated utilities to maintain, upgrade and expand the energy network that powers millions of homes and businesses. Its service offerings consist of the modernization of utility infrastructure through the maintenance, retrofitting and installation of electric and natural gas distribution networks to meet current and future demands while also preparing systems for the transition to clean energy sources. Its reportable segments are: (i) U.S. Gas Utility Services (U.S. Gas); (ii) Canadian Utility Services (Canadian Operations); (iii) Union Electric Utility Services (Union Electric); and (iv) Non-Union Electric Utility Services (Non-Union Electric).

Headquarters: PHOENIX, AZ
Employees: 9,687
Listed: 2024
Exchange: XNYS
Sector: Utilities

https://www.centuri.com SEC filings for CTRI on EDGAR

CTRI Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market purchase	1	5,200	$100K
Grant or award	6	214,779

Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.

CTRI insider transactions (Form 4)

29 Form 4 filings on record, the earliest from Dec 5, 2024, newest first.

Date	Insider	Transaction	Security	Shares	Price	Value
Sep 18, 2026	Dustin Demaria - Director	Open-market purchase	Common Stock	5,200^{footnote F1}	$19.27	$100K
Footnote F1 (shares): The shares were purchased in an open market transaction.
Aug 12, 2026	Danielle E. Hunter - Officer	Grant or award	Common Stock	20,193^{footnote F1,F2}	$0.00	-
Aug 12, 2026	Danielle E. Hunter - Officer	Grant or award	Common Stock	10,517^{footnote F1,F2}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (together, the "2026 RSU Grants"). Each RSU subject to the 2026 RSU Grants is the economic equivalent of one share of the… Full note on SEC EDGAR Footnote F2 (shares): This Form 4/A is being filed to amend the Form 4 filed by the Reporting Person on August 12, 2026, solely to correct the number of RSUs previously reported for each of the grants reported on Table I therein (and the resulting total number of shares of the Issuer's common stock… Full note on SEC EDGAR
Aug 12, 2026	Kelly Youngblood - Officer	Grant or award	Common Stock	85,401^{footnote F1,F2}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's… Full note on SEC EDGAR Footnote F2 (shares): This Form 4/A is being filed to amend the Form 4 filed by the Reporting Person on August 12, 2026, solely to correct the number of RSUs previously reported for the grant reported on Table I therein (and the resulting total number of shares of the Issuer's common stock in which… Full note on SEC EDGAR
Aug 12, 2026	Kelly Youngblood - Officer	Grant or award	Common Stock	72,864^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's… Full note on SEC EDGAR
Aug 12, 2026	Danielle E. Hunter - Officer	Grant or award	Common Stock	16,967^{footnote F1}	$0.00	-
Aug 12, 2026	Danielle E. Hunter - Officer	Grant or award	Common Stock	8,837^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (together, the "2026 RSU Grants"). Each RSU subject to the 2026 RSU Grants is the economic equivalent of one share of the… Full note on SEC EDGAR
May 18, 2026	Andrew W. Evans - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Andrew W. Evans - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Andrew W. Evans - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 18, 2026	Anne L. Mariucci - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Anne L. Mariucci - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Anne L. Mariucci - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 18, 2026	Charles R. Patton - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Charles R. Patton - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Charles R. Patton - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 18, 2026	Christopher A. Krummel - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Christopher A. Krummel - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Christopher A. Krummel - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 18, 2026	Julie Dill - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Julie Dill - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Julie Dill - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): (2) Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 18, 2026	Karen S. Haller - Director	Option exercise	Common Stock	7,338	-^{footnote F1}	-
May 19, 2026	Karen S. Haller - Director	Grant or award	Common Stock	4,067^{footnote F2}	$0.00	-
May 18, 2026	Karen S. Haller - Director	Option exercise	Restricted Stock Units	7,338	$0.00	-
Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.
May 19, 2026	Dustin Demaria - Director	Grant or award	Common Stock	7,736^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common… Full note on SEC EDGAR
May 19, 2026	Steven E. Nielsen - Director	Grant or award	Common Stock	5,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common… Full note on SEC EDGAR
Feb 25, 2026	Christian Brown - Officer	Tax withholding / forfeiture	Common Stock	4,893	$30.96	$151K
Feb 25, 2026	Jason S. Wilcock - Officer	Tax withholding / forfeiture	Common Stock	1,984	$30.96	$61K
Feb 25, 2026	Kendra Chilton - Officer	Tax withholding / forfeiture	Common Stock	454	$30.96	$14K
Feb 25, 2026	Gregory A. Izenstark - Officer	Tax withholding / forfeiture	Common Stock	2,868	$30.96	$89K
Feb 17, 2026	Kendra Chilton - Officer	Grant or award	Common Stock	3,114^{footnote F1}	$0.00	-
Feb 17, 2026	Kendra Chilton - Officer	Option exercise	Common Stock	2,186	-^{footnote F3,F4}	-
Feb 17, 2026	Kendra Chilton - Officer	Option exercise	Restricted Stock Units	2,186	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 6,245 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 2,186 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR
Feb 17, 2026	Gregory A. Izenstark - Officer	Grant or award	Common Stock	11,309^{footnote F1}	$0.00	-
Feb 17, 2026	Gregory A. Izenstark - Officer	Option exercise	Common Stock	16,111	-^{footnote F3,F4}	-
Feb 17, 2026	Gregory A. Izenstark - Officer	Option exercise	Restricted Stock Units	16,111	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 46,009 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 16,111 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR
Feb 17, 2026	Christian Brown - Officer	Grant or award	Common Stock	45,683^{footnote F1}	$0.00	-
Feb 17, 2026	Christian Brown - Officer	Option exercise	Common Stock	31,417	-^{footnote F3,F4}	-
Feb 17, 2026	Christian Brown - Officer	Option exercise	Restricted Stock Units	31,417	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 89,720 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 31,417 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR
Feb 17, 2026	Jason S. Wilcock - Officer	Grant or award	Common Stock	9,455^{footnote F1}	$0.00	-
Feb 17, 2026	Jason S. Wilcock - Officer	Option exercise	Common Stock	10,586	-^{footnote F3,F4}	-
Feb 17, 2026	Jason S. Wilcock - Officer	Option exercise	Restricted Stock Units	10,586	$0.00	-
Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 30,233 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 10,586 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR
Jan 30, 2026	James W. Connell Jr. - Officer	Tax withholding / forfeiture	Common Stock	5,280	$27.83	$147K
Jan 30, 2026	James W. Connell Jr. - Officer	Option exercise	Common Stock	19,011	-^{footnote F1,F2}	-
Jan 30, 2026	James W. Connell Jr. - Officer	Option exercise	Restricted Stock Units	19,011	$0.00	-
Jan 31, 2026	James W. Connell Jr. - Officer	Derivative	Restricted Stock Units	11,791	$0.00	-
Jan 31, 2026	James W. Connell Jr. - Officer	Derivative	Performance Stock Units	17,687	$0.00	-
Footnote F1 (price): Each restricted stock unit ("RSU") is the economic equivalent of one share of the Centuri Holdings, Inc.'s (the "Issuer") common stock. Footnote F2 (price): Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the RSUs.
Nov 14, 2025	Carl C. Icahn - 10% Owner	Open-market purchase	Common Stock, $0.01 par value per share	3,488,372	$21.50	$75.00M
Sep 5, 2025	Southwest Gas Holdings, Inc.	Open-market sale	Common Stock	27,362,210	$19.60	$536.30M
Aug 11, 2025	Southwest Gas Holdings, Inc.	Open-market sale	Common Stock	18,823,500	$19.50	$367.06M
Jul 8, 2025	Southwest Gas Holdings, Inc.	Open-market sale	Common Stock	1,060,240	$20.75	$22.00M
Apr 30, 2025	Anne L. Mariucci - Director	Option exercise	Common Stock	6,904	-	-
Apr 30, 2025	Anne L. Mariucci - Director	Option exercise	Restricted Stock Units	6,904	$0.00	-
Apr 16, 2025	Anne L. Mariucci - Director	Grant or award	Restricted Stock Units	7,338	$0.00	-
Dec 3, 2024	Christian Brown - Officer	Grant or award	Restricted Stock Units	72,992	$0.00	-

Recent CTRI Form 8-K filings

Read CTRI company news

Aug 12, 2026Item 5.02, 7.01, 9.01

Read the filing on SEC EDGAR

Aug 4, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

May 22, 2026Item 5.07

Read the filing on SEC EDGAR

May 6, 2026Item 2.02, 9.01

CTRI insider trading FAQ

What is the latest insider trade for CTRI?

Centuri Holdings, Inc. (CTRI) had 5 insider filings in the last 90 days, with the most recent on 2026-09-21. The full record for CTRI runs to 29 Form 4 filings, the earliest from 2024-12-05. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying CTRI stock?

1 insider purchase of CTRI was filed in the last 90 days, totaling $100K.

How many insiders are selling CTRI stock?

No insider sales of CTRI were filed in the last 90 days. 3 sales are on record for this company.

Where can I see CTRI SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects CTRI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Utilities companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Sep 21, 2026 - Dustin Demaria view on EDGAR
Aug 20, 2026 - Danielle E. Hunter view on EDGAR
Aug 20, 2026 - Kelly Youngblood view on EDGAR
Aug 12, 2026 - Kelly Youngblood view on EDGAR
Aug 12, 2026 - Danielle E. Hunter view on EDGAR
May 20, 2026 - Andrew W. Evans view on EDGAR
May 20, 2026 - Anne L. Mariucci view on EDGAR
May 20, 2026 - Charles R. Patton view on EDGAR
May 20, 2026 - Christopher A. Krummel view on EDGAR

Related companies with recent insider activity

Learn more

How to read insider buying signals: What an open-market purchase by an insider can and cannot tell you.
Insider activity in Utilities: Where CTRI's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

Follow CTRI with a 7-day demo

CTRI on your watchlist
Every CTRI Form 4 filing on record
Up to 3 months of CTRI price history
The daily trading plan of ranked insider buys, on a delay, with the plan archive

Start 7-day demoCard required. Your card is never charged for the demo.

Form 4 transaction type

Transactions

Total value

Open-market purchase

5,200

$100K

Grant or award

214,779

Date

Insider

Transaction

Security

Price

Value

Sep 18, 2026

Dustin Demaria - Director

Open-market purchase

Common Stock

5,200^{footnote F1}

$19.27

$100K

Footnote F1 (shares): The shares were purchased in an open market transaction.

Aug 12, 2026

Danielle E. Hunter - Officer

Grant or award

Common Stock

20,193^{footnote F1,F2}

$0.00

Aug 12, 2026

Danielle E. Hunter - Officer

Grant or award

Common Stock

10,517^{footnote F1,F2}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (together, the "2026 RSU Grants"). Each RSU subject to the 2026 RSU Grants is the economic equivalent of one share of the… Full note on SEC EDGAR
Footnote F2 (shares): This Form 4/A is being filed to amend the Form 4 filed by the Reporting Person on August 12, 2026, solely to correct the number of RSUs previously reported for each of the grants reported on Table I therein (and the resulting total number of shares of the Issuer's common stock… Full note on SEC EDGAR

Aug 12, 2026

Kelly Youngblood - Officer

Grant or award

Common Stock

85,401^{footnote F1,F2}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's… Full note on SEC EDGAR
Footnote F2 (shares): This Form 4/A is being filed to amend the Form 4 filed by the Reporting Person on August 12, 2026, solely to correct the number of RSUs previously reported for the grant reported on Table I therein (and the resulting total number of shares of the Issuer's common stock in which… Full note on SEC EDGAR

Aug 12, 2026

Kelly Youngblood - Officer

Grant or award

Common Stock

72,864^{footnote F1}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's… Full note on SEC EDGAR

Aug 12, 2026

Danielle E. Hunter - Officer

Grant or award

Common Stock

16,967^{footnote F1}

$0.00

Aug 12, 2026

Danielle E. Hunter - Officer

Grant or award

Common Stock

8,837^{footnote F1}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on August 12, 2026 (together, the "2026 RSU Grants"). Each RSU subject to the 2026 RSU Grants is the economic equivalent of one share of the… Full note on SEC EDGAR

May 18, 2026

Andrew W. Evans - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Andrew W. Evans - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Andrew W. Evans - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 18, 2026

Anne L. Mariucci - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Anne L. Mariucci - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Anne L. Mariucci - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 18, 2026

Charles R. Patton - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Charles R. Patton - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Charles R. Patton - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 18, 2026

Christopher A. Krummel - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Christopher A. Krummel - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Christopher A. Krummel - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 18, 2026

Julie Dill - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Julie Dill - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Julie Dill - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): (2) Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 18, 2026

Karen S. Haller - Director

Option exercise

Common Stock

7,338

-^{footnote F1}

May 19, 2026

Karen S. Haller - Director

Grant or award

Common Stock

4,067^{footnote F2}

$0.00

May 18, 2026

Karen S. Haller - Director

Option exercise

Restricted Stock Units

7,338

$0.00

Footnote F1 (price): On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer"), which vested in full on May 18, 2026 (the "2025 RSU Grant"). Each RSU subject to the 2025 RSU… Full note on SEC EDGAR
Footnote F2 (shares): Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock.

May 19, 2026

Dustin Demaria - Director

Grant or award

Common Stock

7,736^{footnote F1}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common… Full note on SEC EDGAR

May 19, 2026

Steven E. Nielsen - Director

Grant or award

Common Stock

5,290^{footnote F1}

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan of Centuri Holdings, Inc. (the "Issuer") on May 19, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common… Full note on SEC EDGAR

Feb 25, 2026

Christian Brown - Officer

Tax withholding / forfeiture

Common Stock

4,893

$30.96

$151K

Feb 25, 2026

Jason S. Wilcock - Officer

Tax withholding / forfeiture

Common Stock

1,984

$30.96

$61K

Feb 25, 2026

Kendra Chilton - Officer

Tax withholding / forfeiture

Common Stock

454

$30.96

$14K

Feb 25, 2026

Gregory A. Izenstark - Officer

Tax withholding / forfeiture

Common Stock

2,868

$30.96

$89K

Feb 17, 2026

Kendra Chilton - Officer

Grant or award

Common Stock

3,114^{footnote F1}

$0.00

Feb 17, 2026

Kendra Chilton - Officer

Option exercise

Common Stock

2,186

-^{footnote F3,F4}

Feb 17, 2026

Kendra Chilton - Officer

Option exercise

Restricted Stock Units

2,186

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR
Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 6,245 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR
Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 2,186 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR

Feb 17, 2026

Gregory A. Izenstark - Officer

Grant or award

Common Stock

11,309^{footnote F1}

$0.00

Feb 17, 2026

Gregory A. Izenstark - Officer

Option exercise

Common Stock

16,111

-^{footnote F3,F4}

Feb 17, 2026

Gregory A. Izenstark - Officer

Option exercise

Restricted Stock Units

16,111

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR
Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 46,009 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR
Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 16,111 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR

Feb 17, 2026

Christian Brown - Officer

Grant or award

Common Stock

45,683^{footnote F1}

$0.00

Feb 17, 2026

Christian Brown - Officer

Option exercise

Common Stock

31,417

-^{footnote F3,F4}

Feb 17, 2026

Christian Brown - Officer

Option exercise

Restricted Stock Units

31,417

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR
Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 89,720 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR
Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 31,417 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR

Feb 17, 2026

Jason S. Wilcock - Officer

Grant or award

Common Stock

9,455^{footnote F1}

$0.00

Feb 17, 2026

Jason S. Wilcock - Officer

Option exercise

Common Stock

10,586

-^{footnote F3,F4}

Feb 17, 2026

Jason S. Wilcock - Officer

Option exercise

Restricted Stock Units

10,586

$0.00

Footnote F1 (shares): Represents the grant of restricted stock units ("RSUs") pursuant to the Omnibus Incentive Plan (the "Plan") of Centuri Holdings, Inc. (the "Issuer") on February 17, 2026 (the "2026 RSU Grant"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the… Full note on SEC EDGAR
Footnote F3 (price): On February 25, 2025, the reporting person was granted a total of 30,233 performance stock units pursuant to the Plan (the "2025 Performance Award"), assuming target level of achievement of the applicable performance goals. One-third of the units subject to the 2025 Performance… Full note on SEC EDGAR
Footnote F4 (price): On February 17, 2026, the Issuer's board of directors certified achievement of the performance goals for the First Performance Period at 105.1% of the target level, resulting in the reporting person earning 10,586 RSUs (the "2025 Earned RSUs"). The 2025 Earned RSUs are scheduled… Full note on SEC EDGAR

Jan 30, 2026

James W. Connell Jr. - Officer

Tax withholding / forfeiture

Common Stock

5,280

$27.83

$147K

Jan 30, 2026

James W. Connell Jr. - Officer

Option exercise

Common Stock

19,011

-^{footnote F1,F2}

Jan 30, 2026

James W. Connell Jr. - Officer

Option exercise

Restricted Stock Units

19,011

$0.00

Jan 31, 2026

James W. Connell Jr. - Officer

Derivative

Restricted Stock Units

11,791

$0.00

Jan 31, 2026

James W. Connell Jr. - Officer

Derivative

Performance Stock Units

17,687

$0.00

Footnote F1 (price): Each restricted stock unit ("RSU") is the economic equivalent of one share of the Centuri Holdings, Inc.'s (the "Issuer") common stock.
Footnote F2 (price): Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the RSUs.

Nov 14, 2025

Carl C. Icahn - 10% Owner

Open-market purchase

Common Stock, $0.01 par value per share

3,488,372

$21.50

$75.00M

Sep 5, 2025

Southwest Gas Holdings, Inc.

Open-market sale

Common Stock

27,362,210

$19.60

$536.30M

Aug 11, 2025

Southwest Gas Holdings, Inc.

Open-market sale

Common Stock

18,823,500

$19.50

$367.06M

Jul 8, 2025

Southwest Gas Holdings, Inc.

Open-market sale

Common Stock

1,060,240

$20.75

$22.00M

Apr 30, 2025

Anne L. Mariucci - Director

Option exercise

Common Stock

6,904

Apr 30, 2025

Anne L. Mariucci - Director

Option exercise

Restricted Stock Units

6,904

$0.00

Apr 16, 2025

Anne L. Mariucci - Director

Grant or award

Restricted Stock Units

7,338

$0.00

Dec 3, 2024

Christian Brown - Officer

Grant or award

Restricted Stock Units

72,992

$0.00