ADC Therapeutics SA (ADCT)

Data as of Jul 2, 2026, from SEC Form 4 filings.

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Latest ADCT insider trades

Redmile Group, LLC - 10% Owner
Open-market sale$736K
Mar 31, 2026
Redmile Group, LLC - 10% Owner
Open-market sale$707K
Mar 31, 2026
Redmile Group, LLC

About ADC Therapeutics SA (ADCT)

The SEC lists ADC Therapeutics SA under CIK 0001771910, in pharmaceutical preparations. We track it alongside the rest of the Health Care sector.

Sector: Health Care

SEC filings for ADCT on EDGAR

ADCT Form 4 activity by transaction type, last 90 days

No Form 4 activity for ADCT in the last 90 days.

ADCT insider transactions (Form 4)

25 Form 4 filings on record, the earliest from Dec 6, 2024, newest first.

Date	Insider	Transaction	Security	Shares	Price	Value
Jun 30, 2026	Mohamed Zaki - Officer	Grant or award	Common Shares	213,900^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR
Jun 30, 2026	Peter J. Graham - Officer	Grant or award	Common Shares	221,100^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR
Jun 30, 2026	Jose Carmona - Officer	Grant or award	Common Shares	203,700^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR
Jun 30, 2026	Ameet Mallik - Officer	Grant or award	Common Shares	675,000^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR
Jun 1, 2026	Robert Azelby - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Robert Azelby - Director	Tax withholding / forfeiture	Common Shares	12,600	$3.08	$39K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 1, 2026	Ron Squarer - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Ron Squarer - Director	Tax withholding / forfeiture	Common Shares	15,196	$3.08	$47K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 1, 2026	Victor Sandor - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Victor Sandor - Director	Tax withholding / forfeiture	Common Shares	12,600	$3.08	$39K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 1, 2026	Viviane Monges - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Viviane Monges - Director	Tax withholding / forfeiture	Common Shares	2,596	$3.08	$8K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 3, 2026	Peter Hug - Director	Tax withholding / forfeiture	Common Shares	2,156	$3.08	$7K
Jun 1, 2026	Peter Hug - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 1, 2026	Jean-Pierre Bizzari - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Jean-Pierre Bizzari - Director	Tax withholding / forfeiture	Common Shares	12,600	$3.08	$39K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Jun 1, 2026	Timothy Coughlin - Director	Grant or award	Common Shares	45,000^{footnote F1}	$0.00	-
Jun 3, 2026	Timothy Coughlin - Director	Tax withholding / forfeiture	Common Shares	12,600	$3.08	$39K
Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR
Mar 31, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	196,229	$3.75^{footnote F3}	$736K
Mar 31, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	188,407	$3.75^{footnote F3}	$707K
Apr 1, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	169,265	$3.80^{footnote F4}	$643K
Apr 1, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	162,517	$3.80^{footnote F4}	$617K
Apr 2, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	2,634,506	$3.28^{footnote F5}	$8.64M
Apr 2, 2026	Redmile Group, LLC - 10% Owner	Open-market sale	Common Stock	2,529,491	$3.28^{footnote F5}	$8.29M
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.63 to $3.81, inclusive. The Reporting Persons undertake to provide upon request by the staff of the Securities and Exchange Commission, the… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.70 to $3.83, inclusive. The Reporting Persons undertake to provide upon request by the staff of the Securities and Exchange Commission, the… Full note on SEC EDGAR Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.25 to $3.77, inclusive. The Reporting Persons undertake to provide upon request by the staff of the Securities and Exchange Commission, the… Full note on SEC EDGAR
Feb 13, 2026	Lisa Michelle Kallebo - Officer	Grant or award	Common Shares	62,900^{footnote F1}	$3.99	$251K
Feb 13, 2026	Lisa Michelle Kallebo - Officer	Tax withholding / forfeiture	Common Shares	5,433^{footnote F2}	$3.99	$22K
Footnote F1 (shares): Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through… Full note on SEC EDGAR Footnote F2 (shares): Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.
Feb 13, 2026	Mohamed Zaki - Officer	Grant or award	Common Shares	285,200^{footnote F1}	$3.99	$1.14M
Feb 13, 2026	Mohamed Zaki - Officer	Tax withholding / forfeiture	Common Shares	24,603^{footnote F2}	$3.99	$98K
Footnote F1 (shares): Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through… Full note on SEC EDGAR Footnote F2 (shares): Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.
Feb 13, 2026	Peter J. Graham - Officer	Grant or award	Common Shares	294,800^{footnote F1}	$3.99	$1.18M
Feb 13, 2026	Peter J. Graham - Officer	Tax withholding / forfeiture	Common Shares	33,294^{footnote F2}	$3.99	$133K
Footnote F1 (shares): Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through… Full note on SEC EDGAR Footnote F2 (shares): Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.
Feb 13, 2026	Jose Carmona - Officer	Grant or award	Common Shares	271,600^{footnote F1}	$3.99	$1.08M
Feb 13, 2026	Jose Carmona - Officer	Tax withholding / forfeiture	Common Shares	25,880^{footnote F2}	$3.99	$103K
Footnote F1 (shares): Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through… Full note on SEC EDGAR Footnote F2 (shares): Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.
Feb 13, 2026	Ameet Mallik - Officer	Grant or award	Common Shares	900,000^{footnote F1}	$3.99	$3.59M
Feb 13, 2026	Ameet Mallik - Officer	Tax withholding / forfeiture	Common Shares	103,231^{footnote F3}	$3.99	$412K
Footnote F1 (shares): Represents Common Shares to be delivered in settlement of a restricted share unit award which vests one-third on the first anniversary of the grant date, which grant date is February 13, 2026, and then one-third on each anniversary date thereafter, upon continued service through… Full note on SEC EDGAR Footnote F3 (shares): Represents the number of Common Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted share units previously granted.
Oct 27, 2025	Redmile Group, LLC - 10% Owner	Open-market purchase	Pre-Funded Warrants	3,846,153	$3.90	$15.00M
Oct 27, 2025	Redmile Group, LLC - 10% Owner	Open-market purchase	Pre-Funded Warrants	3,846,153	$3.90	$15.00M
Dec 11, 2024	Redmile Group, LLC - 10% Owner	Open-market purchase	Common Shares, par value CHF 0.08 per share	50,000	$2.28	$114K
Dec 11, 2024	Redmile Group, LLC - 10% Owner	Open-market purchase	Common Shares, par value CHF 0.08 per share	50,000	$3.81	$191K
Dec 11, 2024	Redmile Group, LLC - 10% Owner	Open-market purchase	Common Shares, par value CHF 0.08 per share	50,000	$2.28	$114K
Dec 11, 2024	Redmile Group, LLC - 10% Owner	Open-market purchase	Common Shares, par value CHF 0.08 per share	50,000	$3.81	$191K
Dec 6, 2024	Mohamed Zaki - Officer	Tax withholding / forfeiture	Common Shares	37,112	$3.13	$116K
Dec 6, 2024	Lisa Michelle Kallebo - Officer	Tax withholding / forfeiture	Common Shares	6,503	$3.13	$20K
Dec 6, 2024	Ameet Mallik - Officer	Tax withholding / forfeiture	Common Shares	238,343	$3.13	$746K
Dec 6, 2024	Jose Carmona - Officer	Tax withholding / forfeiture	Common Shares	48,108	$3.13	$151K
Dec 6, 2024	Peter J. Graham - Officer	Tax withholding / forfeiture	Common Shares	41,458	$3.13	$130K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Open-market sale	Common Shares, par value CHF 0.08 per share	25,352	$2.07	$52K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Common Shares, par value CHF 0.08 per share	50,672	$2.07	$105K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Common Shares, par value CHF 0.08 per share	50,672	$2.07	$105K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Common Shares, par value CHF 0.08 per share	50,672	$2.07	$105K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Pre-Funded Warrants	26,656	$2.07	$55K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Pre-Funded Warrants	26,656	$2.07	$55K
Dec 4, 2024	Redmile Group, LLC - 10% Owner	Other	Pre-Funded Warrants	26,656	$2.07	$55K

Recent ADCT Form 8-K filings

Read ADCT company news

Oct 13, 2026Item 1.01, 2.02, 3.02, 9.01

Read the filing on SEC EDGAR

Aug 13, 2026Item 2.02, 7.01, 9.01

Read the filing on SEC EDGAR

Jul 2, 2026Item 5.02

Read the filing on SEC EDGAR

Jun 24, 2026Item 7.01, 8.01, 9.01

ADCT insider trading FAQ

What is the latest insider trade for ADCT?

ADC Therapeutics SA (ADCT) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-07-02. The full record for ADCT runs to 25 Form 4 filings, the earliest from 2024-12-06. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying ADCT stock?

No insider purchases of ADCT were filed in the last 90 days. 6 purchases are on record for this company.

How many insiders are selling ADCT stock?

No insider sales of ADCT were filed in the last 90 days. 7 sales are on record for this company.

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

This page collects ADCT 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 Health Care 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.

Jul 2, 2026 - Mohamed Zaki view on EDGAR
Jul 2, 2026 - Peter J. Graham view on EDGAR
Jul 2, 2026 - Jose Carmona view on EDGAR
Jul 2, 2026 - Ameet Mallik view on EDGAR
Jun 3, 2026 - Robert Azelby view on EDGAR
Jun 3, 2026 - Ron Squarer view on EDGAR
Jun 3, 2026 - Victor Sandor view on EDGAR
Jun 3, 2026 - Viviane Monges view on EDGAR
Jun 3, 2026 - Peter Hug view on EDGAR

Related companies with recent insider activity

Learn more

What the Form 4 transaction codes mean: Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
Insider activity in Health Care: Where ADCT's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

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Date

Insider

Transaction

Security

Price

Value

Jun 30, 2026

Mohamed Zaki - Officer

Grant or award

Common Shares

213,900^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR

Jun 30, 2026

Peter J. Graham - Officer

Grant or award

Common Shares

221,100^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR

Jun 30, 2026

Jose Carmona - Officer

Grant or award

Common Shares

203,700^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR

Jun 30, 2026

Ameet Mallik - Officer

Grant or award

Common Shares

675,000^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units ("RSUs") granted on June 30, 2026 pursuant to an incentive award letter agreement. The RSUs will vest upon the earlier of (i) June 30, 2027 or (ii) termination of employment by the Issuer without cause or by the reporting person for… Full note on SEC EDGAR

Jun 1, 2026

Robert Azelby - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Robert Azelby - Director

Tax withholding / forfeiture

Common Shares

12,600

$3.08

$39K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 1, 2026

Ron Squarer - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Ron Squarer - Director

Tax withholding / forfeiture

Common Shares

15,196

$3.08

$47K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 1, 2026

Victor Sandor - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Victor Sandor - Director

Tax withholding / forfeiture

Common Shares

12,600

$3.08

$39K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 1, 2026

Viviane Monges - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Viviane Monges - Director

Tax withholding / forfeiture

Common Shares

2,596

$3.08

$8K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 3, 2026

Peter Hug - Director

Tax withholding / forfeiture

Common Shares

2,156

$3.08

$7K

Jun 1, 2026

Peter Hug - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 1, 2026

Jean-Pierre Bizzari - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Jean-Pierre Bizzari - Director

Tax withholding / forfeiture

Common Shares

12,600

$3.08

$39K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Jun 1, 2026

Timothy Coughlin - Director

Grant or award

Common Shares

45,000^{footnote F1}

$0.00

Jun 3, 2026

Timothy Coughlin - Director

Tax withholding / forfeiture

Common Shares

12,600

$3.08

$39K

Footnote F1 (shares): Represents the annual grant of restricted stock units ("RSUs") made under the Issuer's 2019 Equity Incentive Plan for service as a Director. The RSUs vest on the earlier of (i) one year from the grant date or (ii) the date of the 2027 Annual Meeting of Shareholders, subject to… Full note on SEC EDGAR

Mar 31, 2026