Chain Bridge Bancorp (CBNA) director purchases 400 shares in open market

Rhea-AI Filing Summary

CHAIN BRIDGE BANCORP INC director Basha Leigh-Alexandra bought 400 shares of Class A Common Stock in an open-market transaction. The shares were purchased at a price of $30.479 per share, bringing the director’s direct holdings to 800 shares after the transaction.

Insider Trade Summary

Net Buyer: 400 shares ($12,192)

Net Buy 1 txn

Insider Basha Leigh-Alexandra

Role Director

Bought 400 shs ($12K)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	400	$30.479	$12K

Holdings After Transaction: Class A Common Stock — 800 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Basha Leigh-Alexandra

(Last) (First) (Middle)

1445-A LAUGHLIN AVENUE

(Street)

MCLEAN VA 22101

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CHAIN BRIDGE BANCORP INC [ CBNA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/18/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
03/06/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	11/18/2025		P		400	A	$30.479	800	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

The reporting person beneficially owns 170 shares of Class B common stock, as previously reported on Form 3 filed on October 3, 2024. This Form 4 is being amended solely to correct a typographical error. No transaction occurred on June 29, 2025. The transaction previously referenced was executed on August 29, 2025 and was previously reported on a Form 4 filed on September 2, 2025.

	/s/ Hilary Albrecht, attorney-in-fact	03/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did CHAIN BRIDGE BANCORP (CBNA) report on this Form 4/A?

CHAIN BRIDGE BANCORP reported that director Basha Leigh-Alexandra purchased 400 shares of Class A Common Stock. The filing describes this as an open-market purchase, meaning the shares were bought on the market rather than granted as compensation or acquired through option exercises.

How many CHAIN BRIDGE BANCORP (CBNA) shares did the director hold after the reported trade?

After the reported transaction, director Basha Leigh-Alexandra held 800 shares of CHAIN BRIDGE BANCORP Class A Common Stock directly. This figure reflects the updated ownership position immediately following the 400-share open-market purchase disclosed in the Form 4/A filing.

At what price were the CHAIN BRIDGE BANCORP (CBNA) shares purchased in this Form 4/A?

The 400 CHAIN BRIDGE BANCORP Class A Common Stock shares were purchased at $30.479 per share. This per-share price represents the transaction price reported for the open-market purchase made by director Basha Leigh-Alexandra on the specified transaction date.

Who is the insider involved in the CHAIN BRIDGE BANCORP (CBNA) Form 4/A transaction?

The insider is Basha Leigh-Alexandra, identified as a director of CHAIN BRIDGE BANCORP INC. The Form 4/A indicates that this person executed an open-market purchase of Class A Common Stock and now directly owns 800 shares following completion of the transaction.

Was the CHAIN BRIDGE BANCORP (CBNA) Form 4/A transaction a purchase or a sale?

The Form 4/A transaction was a purchase. It is coded as an open-market purchase of 400 shares of Class A Common Stock by director Basha Leigh-Alexandra, increasing the director’s directly held position to a total of 800 shares after the trade.