CHAIN BRIDGE BANCORP INC (CBNA) Insider Trading & SEC Filings

Last SEC filing

CHAIN BRIDGE BANCORP INC (CBNA) has filed 1 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-31. Insiders disclosed 1 open-market purchases totaling $18K. 3 Form 8-K material event filings were reported by CBNA in the last 90 days. InsiderAlpha tracks every CBNA SEC filing - Form 4, Form 144, and 8-K - in real time, including Rule 10b5-1 plan detection.

About CHAIN BRIDGE BANCORP INC (CBNA)

CHAIN BRIDGE BANCORP INC trades under the ticker CBNA. InsiderAlpha tracks 27 primary SEC Form 4 filings from 15 reporting insiders for CBNA since 2024, sourced directly from SEC EDGAR.

SectorFinancials insider trading
SIC classificationNational Commercial Banks (SIC 6021)
SEC CIK0001392272

90-Day SEC Filing Activity

Insider purchases (90d)1 ($18K)
Form 4 filings (90d)1
Form 8-K filings (90d)3
Latest Form 4 filing2026-07-31

Recent CBNA Insider Transactions (Form 4)

DateInsiderRoleTransactionSharesPriceValueFiling
Mark MartinelliDirectorP - Open-market purchase400$44.00$18KSEC
Leigh-Alexandra BashaDirectorP - Open-market purchase400$35.04$14KSEC
James R. PollockCorporate Development OfficerP - Open-market purchase714$35.25$25KSEC
Benita Thompson-ByasDirectorS - Open-market sale2.0K$35.44$71KSEC
Benita Thompson-ByasDirectorJ - Other acquisition / disposition18.0K$36.46$657KSEC
Leigh-Alexandra BashaDirectorP - Open-market purchase400$30.48$12KSEC
Joseph Michael FitzgeraldDirectorJ - Other acquisition / disposition27.9K$30.19$842KSEC
Joseph Michael FitzgeraldDirectorJ - Other acquisition / disposition27.9K$30.19$842KSEC
Mark MartinelliDirectorA - Grant or award430$28.55$12KSEC
Mark MartinelliDirectorJ - Other acquisition / disposition170$29.93$5KSEC
Leigh-Alexandra BashaDirectorP - Open-market purchase400$29.81$12KSEC
David M. EvingerPresident, Chief Risk OfficerJ - Other acquisition / disposition125$0.00-SEC
Leigh-Alexandra BashaDirectorP - Open-market purchase400$29.97$12KSEC
Paul W. LeavittDirectorG - Bona-fide gift700$0.00-SEC
Paul W. LeavittDirectorG - Bona-fide gift700$0.00-SEC

All transactions sourced from SEC EDGAR Form 4 filings for CHAIN BRIDGE BANCORP INC (CBNA). Updated in real time as new filings are submitted to the SEC.

Most-Active CBNA Insiders - Last 90 Days

InsiderForm 4 filingsTotal transaction value
Mark Martinelli1$18K

Recent CBNA Form 8-K Material Events

Recent Insider Filings

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in CBNA insider filings:

POpen-market purchase by the insider
SOpen-market sale by the insider
AGrant, award, or other acquisition from the issuer
MExercise or conversion of derivative security (e.g. options)
FPayment of exercise price or tax liability via share withholding
GBona-fide gift of securities
DDisposition to the issuer (e.g. share buyback participation)
JOther acquisition or disposition
XExercise of in-the-money or at-the-money derivative security
CConversion of derivative security
VTransaction voluntarily reported earlier than required

CBNA Insider Trading - FAQ

What is the latest insider trade for CBNA?
CHAIN BRIDGE BANCORP INC (CBNA) had 1 insider filings in the last 90 days, with the most recent on 2026-07-31. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying CBNA stock?
1 insider purchase of CBNA was filed in the last 90 days, totaling $18K.
How many insiders are selling CBNA stock?
0 insider sales of CBNA were filed in the last 90 days.
Where can I see CBNA SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks CBNA Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

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