BASE Form 4: Director Richard Simonson Vested 778 RSUs, Now Owns 51,549 Shares

Rhea-AI Filing Summary

Richard A. Simonson, a director of Couchbase, Inc. (BASE), received 778 restricted stock units that fully vested on September 15, 2025. Each unit converts to one share of common stock upon vesting and the award was reported as acquired at $0 per share. After the transaction, Mr. Simonson beneficially owns 51,549 shares of Couchbase common stock. The Form 4 was signed by a power of attorney on September 17, 2025.

Positive

• Director alignment with shareholders: 778 RSUs vested, increasing the director's ownership to 51,549 shares.
• Routine, transparent disclosure: Transaction reported on Form 4 and executed via power of attorney, consistent with Section 16 reporting.

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine director equity vesting increases director ownership modestly and aligns interests with shareholders.

The Form 4 documents a non-employee director award of 778 restricted stock units that vested in full on 09/15/2025, reported at $0 per share. Post-transaction beneficial ownership is 51,549 shares. This is a routine compensation event rather than a trading decision and has limited near-term market impact given the relatively small number of shares compared with typical public company floats. It does, however, modestly increase the director's stake and aligns incentives with long-term shareholder value.

Corporate Governance Expert

TL;DR: Standard director RSU vesting reflects typical governance practice to tie pay to company performance and retention.

The disclosure shows a grant of restricted stock units to a non-employee director, with 100% vesting on 09/15/2025. Filing under Section 16 was timely and executed via power of attorney. The transaction is a common governance mechanism to align board members with shareholders; there are no indications of unusual timing or non-standard terms in the filing text provided.

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).

1. Name and Address of Reporting Person^*

Simonson Richard A

(Last) (First) (Middle)

C/O COUCHBASE, INC.

3155 OLSEN DR., SUITE 150

(Street)

SAN JOSE CA 95117

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Couchbase, Inc. [ BASE ]

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)
09/15/2025

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	09/15/2025		A		778(1)	A	$0	51,549	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. This represents an award of restricted stock units to the Issuer's non-employee director. Each unit represents a contingent right to receive one share of the Issuer's common stock upon vesting. One hundred percent (100%) of the restricted stock units vested on September 15, 2025.

Remarks:

	/s/ Margaret Chow, by Power of Attorney for Richard A. Simonson	09/17/2025
	** 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 transaction did Richard A. Simonson report on Form 4 for BASE?

The Form 4 reports the acquisition of 778 restricted stock units that vested in full on 09/15/2025, reported at $0 per share.

How many Couchbase (BASE) shares does the reporting person own after the transaction?

After the reported transaction, the reporting person beneficially owns 51,549 shares of Couchbase common stock.

What type of award vested for the Couchbase director?

A grant of restricted stock units (RSUs) to a non-employee director vested 100% on 09/15/2025; each unit converts to one share upon vesting.

Was the Form 4 filing executed on time and properly signed?

The Form 4 shows a signature by Margaret Chow by power of attorney for Richard A. Simonson dated 09/17/2025, indicating the filing was made shortly after the vesting date.

Does the Form 4 indicate any sale or disposition of shares by the director?

No. The filing reports an acquisition via vesting (code A) and shows no dispositions in the provided content.