Avidbank director sells 1,500 shares at $31.45

Avidbank director Mike Rosinus sold 1,500 AVBH shares and now directly holds 16,680 shares.

Rhea-AI Filing Summary

Avidbank Holdings, Inc. (AVBH) director Mike Rosinus reported selling 1,500 shares of common stock on September 9, 2026 in an open market or private transaction at $31.45 per share. After this sale, he directly holds 16,680 shares of Avidbank common stock.

Insider Trade Summary

Net Seller: 1,500 shares

Net Sell 1 txn

Insider ROSINUS MIKE

Role Director

Sold 1,500 shs ($47K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,500	$31.45	$47K

Holdings After Transaction: Common Stock — 16,680 shares (Direct)

Key Figures

Shares sold: 1,500 shares Sale price per share: $31.45 per share Shares held after transaction: 16,680 shares +1 more

4 metrics

Shares sold 1,500 shares Common stock sold by director Mike Rosinus on September 9, 2026

Sale price per share $31.45 per share Price for the 1,500 AVBH shares sold

Shares held after transaction 16,680 shares Direct holdings of Mike Rosinus after the sale

Net shares sold 1,500 shares Net change in reported holdings from this Form 4

Key Terms

open market or private transaction, Common Stock, Rule 10b5-1

3 terms

open market or private transaction financial

"classified as a sale in an open market or private transaction"

Common Stock financial

"security title listed as Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Rule 10b5-1 regulatory

"the Rule 10b5-1 checkbox is not checked"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

FAQ

What transaction did Avidbank Holdings (AVBH) director Mike Rosinus report?

He reported a sale of 1,500 shares of Avidbank Holdings, Inc. common stock on September 9, 2026 in an open market or private transaction.

At what price were the AVBH shares sold by director Mike Rosinus?

The 1,500 AVBH shares were sold at a price of $31.45 per share, according to the Form 4 data.

How many Avidbank Holdings (AVBH) shares does Mike Rosinus own after this sale?

Following the reported transaction, Mike Rosinus directly holds 16,680 shares of Avidbank Holdings, Inc. common stock.

Was the AVBH insider sale made under a Rule 10b5-1 trading plan?

No. The filing’s Rule 10b5-1 checkbox is not checked, indicating the reported sale was not affirmed as being made under a Rule 10b5-1 trading plan.

Is the September 9, 2026 AVBH transaction a purchase or a sale?

It is a sale transaction. The Form 4 lists transaction code “S” and classifies it as a sale in an open market or private transaction.

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Available on EDGAR 09/09/2026 - 01:32 PM Accepted by SEC EDGAR 09/09/2026 - 01:31 PM Learn about SEC filing dates

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^*

ROSINUS MIKE

(Last) (First) (Middle)

1732 N 1ST STREET

6TH FLOOR

(Street)

SAN JOSE CALIFORNIA 95112

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Avidbank Holdings, Inc. [ AVBH ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/09/2026

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

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

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

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
Common Stock	09/09/2026		S		1,500	D	$31.45	16,680	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:

	/s/ Shawn Zeagler, Attorney-in-fact for Mike Rosinus	09/09/2026
	** 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.
* Form 4: SEC 1474 (03-26)