Entity tied to Avidbank (AVBH) director sells 2,499 shares

Rhea-AI Filing Summary

Avidbank Holdings, Inc. director Mike Rosinus reported an indirect sale of common stock through an affiliated investment entity. On this Form 4, PTMR Capital Partners LP, an entity associated with Rosinus, sold 2,499 shares of Avidbank common stock at $29.01 per share in an open-market transaction. After this sale, the filing shows 125,914 shares held indirectly through PTMR Capital and 16,680 shares held directly by Rosinus, with Rosinus disclaiming beneficial ownership of the indirect shares beyond any pecuniary interest.

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

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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 CA 95112

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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

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
Common Stock	03/02/2026		S		2,499	D	$29.01	125,914	I	See Footnote 1(1)
Common Stock								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:

1. 1. Such shares are held directly by PTMR Capital Partners LP ("PTMR Capital"), of which the general partners are PTMR GP, LLC ("PTMR GP") and TRF Partners LLC ("TRF"). Reporting Person is the sole member of each of PTMR GP and TRF, and has sole voting and dispositive power over shares held by PTMR Capital. Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest, if any, therein.

Remarks:

	/s/Shawn Zeagler, Attorney-in-fact for Michael F. Rosinus	03/03/2026
	** 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 Avidbank Holdings (AVBH) report on this Form 4?

Avidbank Holdings reported an indirect sale of common stock by an entity associated with director Mike Rosinus. PTMR Capital Partners LP sold 2,499 AVBH shares in an open-market transaction, and the filing updates both Rosinus’s indirect and direct ownership positions in the company.

How many Avidbank (AVBH) shares were sold and at what price?

The filing shows 2,499 Avidbank common shares were sold at $29.01 per share. This open-market transaction was reported as an indirect sale through PTMR Capital Partners LP, an investment entity associated with director Mike Rosinus, rather than a direct personal trade in his own name.

Who executed the Avidbank (AVBH) share sale linked to director Mike Rosinus?

The sale was executed by PTMR Capital Partners LP, which holds Avidbank shares and is associated with director Mike Rosinus. Rosinus is the sole member of PTMR Capital’s general partners and has voting and dispositive power, but he disclaims beneficial ownership beyond any pecuniary interest.

What is Mike Rosinus’s indirect Avidbank (AVBH) ownership after the reported sale?

Following the reported transaction, the filing shows 125,914 Avidbank common shares held indirectly through PTMR Capital Partners LP. These shares are attributed to an entity associated with director Mike Rosinus, and he disclaims beneficial ownership except to the extent of any pecuniary interest he may have.

How many Avidbank (AVBH) shares does Mike Rosinus hold directly after this Form 4?

After the reported activity, Mike Rosinus is shown holding 16,680 Avidbank common shares directly. This direct position is separate from his larger indirect holdings through PTMR Capital Partners LP, which remain subject to the beneficial ownership disclaimer noted in the Form 4 footnote.

What does the Form 4 footnote say about Mike Rosinus’s beneficial ownership in AVBH shares?

The footnote explains that Avidbank shares are held by PTMR Capital Partners LP, whose general partners are entities solely owned by Mike Rosinus. He has voting and dispositive power over those shares but disclaims beneficial ownership, except to the extent of any pecuniary interest he may have.