[Form 4] Couchbase, Inc. Insider Trading Activity

Rhea-AI Filing Summary

On June 16, 2025, Couchbase, Inc. (BASE) non-employee director Edward T. Anderson acquired 599 shares of common stock through the vesting of previously granted restricted stock units (RSUs). The award carries a $0 purchase price and settlement is deferred under the company’s non-employee director RSU deferral program. After the transaction, Anderson directly owns 97,487 shares and indirectly controls 4,676,256 shares through North Bridge Venture Partners VII and VI funds. No derivative securities activity was reported. The filing is routine and does not indicate any change to Couchbase’s operational outlook or capital structure.

Insights

Financial Analyst

TL;DR — Small RSU vesting; negligible dilution; director holds 97.5K direct shares, overall 4.7M indirect—no material impact on BASE valuation.

The Form 4 discloses vesting of 599 RSUs for Director Edward T. Anderson. At the current float, the share increase is de minimis and carries no cash cost to either party. Post-transaction ownership remains dominated by Anderson’s indirect stakes via North Bridge Venture Partners, totaling roughly 4.7 million shares. Because the RSU settlement is deferred, no immediate share issuance or dilution occurs. Investors should view this as standard board compensation rather than a directional signal about Couchbase’s fundamentals.

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
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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^*

ANDERSON EDWARD T

(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)
06/16/2025

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	06/16/2025		A		599(1)	A	$0	97,487	D
Common Stock								2,689,172	I	North Bridge VenturePartners 7, L.P.
Common Stock								1,987,084	I	North Bridge VenturePartners VI, L.P.

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 was scheduled to vest on June 16, 2025, but settlement has been deferred under our non-employee director RSU deferral program.

Remarks:

	/s/ Margaret Chow, by Power of Attorney for Edward T. Anderson	06/18/2025
	** 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 did Couchbase (BASE) disclose in the latest Form 4?

Director Edward T. Anderson reported the vesting of 599 RSUs on June 16, 2025, with settlement deferred.

How many Couchbase shares does Edward T. Anderson now own directly?

After the transaction, he directly owns 97,487 common shares.

What are Anderson’s total indirect holdings in BASE?

He indirectly controls 4,676,256 shares through North Bridge Venture Partners VII & VI funds.

Is the RSU vesting expected to cause immediate dilution for BASE shareholders?

No. Settlement of the RSUs is deferred under the non-employee director program, so no new shares are currently issued.

Were any derivative securities involved in this Form 4 filing?

No derivative securities were acquired or disposed of in the reported transaction.