BASE Insider Tax-Related Sale: 23.3K Shares Disposed by CRO Huw Owen

Rhea-AI Filing Summary

Couchbase, Inc. (BASE) – Form 4 insider transaction

On 06/16/2025, Huw Owen, the company’s Senior Vice-President & Chief Revenue Officer, reported a transaction coded “F,” indicating a sale to cover tax-withholding obligations arising from the vesting of restricted stock units (RSUs). A total of 23,290 common shares were sold at an average price of $19.0357 per share, generating roughly $0.44 million in gross proceeds that were remitted for taxes. Because the Code F designation denotes a non-discretionary, automatic sale, the trade does not represent an elective reduction of the executive’s investment position.

Following the transaction, Owen’s direct beneficial ownership stands at 404,409 common shares. The filing contains no derivative security activity and no changes to options or other equity instruments.

For investors, the key takeaway is that the executive continues to hold a sizeable equity stake, which helps maintain alignment with shareholder interests. Nevertheless, any insider sale—regardless of intent—can attract market attention and may be interpreted as a signal. Given the nature and size of the transaction (approximately 5.8% of the insider’s prior direct holdings), the overall impact is judged as neutral.

Positive

• Executive retains 404,409 shares, underscoring continued alignment with shareholders.
• Sale classified as Code F (tax withholding), indicating a non-discretionary, low-signal transaction.

Negative

• 23,290 shares sold, representing about 5.8% of the insider’s direct holdings, could be perceived negatively by some investors.

Insights

Securities Analyst

TL;DR – Small, non-discretionary sale; neutral signal.

The filing shows an automatic sale of 23,290 shares for tax withholding linked to RSU vesting. Code F transactions are typically pre-arranged and do not reflect an outlook on Couchbase’s fundamentals. Post-sale ownership remains high at 404,409 shares, so executive alignment is materially intact. Size is modest relative to average daily volume and insider’s total stake. I view the event as administratively routine with minimal valuation impact.

Corporate Governance Expert

TL;DR – Governance-clean, 10b5-1 compliant, not impactful.

The company disclosed that the sale satisfies tax obligations and appears structured to meet Rule 10b5-1 safe-harbor conditions, reducing litigation or optics risk. No red flags in timing, and signature is properly authorized. Because the insider retained over 400k shares, ownership incentives remain aligned. Overall, the governance profile is unaffected.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Owen Huw

Role SVP & Chief Revenue Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	23,290	$19.0357	$443K

Holdings After Transaction: Common Stock — 404,409 shares (Direct)

Footnotes (1)

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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^*

Owen Huw

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & Chief Revenue Officer

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		F		23,290(1)	D	$19.0357	404,409	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. Shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sale was to satisfy tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary transaction by the Reporting Person.

Remarks:

	/s/ Margaret Chow, by Power of Attorney for Huw Owen	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

How many Couchbase (BASE) shares did SVP Huw Owen sell on 06/16/2025?

He sold 23,290 common shares.

What was the average sale price of the shares sold by Huw Owen?

The average price was $19.0357 per share.

Why were the shares sold according to the Form 4 filing?

The shares were sold to cover tax withholding obligations related to RSU vesting (Code F transaction).

How many Couchbase shares does Huw Owen own after the transaction?

He directly owns 404,409 common shares following the sale.

Does the Form 4 indicate any derivative security transactions?

No, no derivative securities were reported as acquired or disposed.