Ooma CFO uses 3,124 shares for tax withholding

Ooma Inc.'s Chief Financial Officer, Shigeyuki Hamamatsu, reported a routine tax-related share disposition.

Accepted by SEC EDGAR 06/10/2026 - 05:49 PM EDT

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Form Type

Rhea-AI Filing Summary

Ooma Inc.'s Chief Financial Officer, Shigeyuki Hamamatsu, reported a routine tax-related share disposition. On 2026-06-08, he delivered 3,124 shares of Ooma common stock at $16.73 per share to the company to cover withholding taxes triggered by vesting of restricted stock units. After this non-market transaction, he directly holds 190,159 shares of Ooma common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 3,124 shares

Exercise Price or Tax Liability 1 txn

Insider Hamamatsu Shigeyuki

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	3,124	$16.73	$52K

Holdings After Transaction: Common Stock — 190,159 shares (Direct)

Holdings Before and After: Common Stock, 193,283 to 190,159 shares (Direct)

Footnotes (1)

F1. Shares delivered by Reporting Person to Issuer in payment of the withholding tax liability upon vesting of the restricted stock units.

Key Figures

Tax-withholding shares: 3,124 shares Price per share: $16.73 per share Shares held after transaction: 190,159 shares

3 metrics

Tax-withholding shares 3,124 shares Shares delivered for tax withholding on RSU vesting on 2026-06-08

Price per share $16.73 per share Valuation used for tax-withholding disposition

Shares held after transaction 190,159 shares Direct common stock holdings after tax-withholding disposition

Key Terms

restricted stock units, withholding tax liability, Common Stock, tax-withholding disposition

4 terms

restricted stock units financial

"upon vesting of the restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

withholding tax liability financial

"in payment of the withholding tax liability upon vesting"

Common Stock financial

"security_title": "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.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did OOMA CFO Shigeyuki Hamamatsu report?

Ooma CFO Shigeyuki Hamamatsu reported delivering 3,124 shares of common stock to the company. The shares were used to pay withholding taxes due when his restricted stock units vested, rather than being sold in the open market.

Was the OOMA CFO’s Form 4 transaction an open-market stock sale?

No, the Ooma CFO’s Form 4 shows a tax-withholding disposition, not an open-market sale. Shares were surrendered to the company to satisfy withholding tax on vested restricted stock units, a standard administrative process for equity compensation.

How many OOMA shares does the CFO hold after this Form 4 transaction?

After the reported tax-withholding disposition, Ooma CFO Shigeyuki Hamamatsu directly holds 190,159 shares of Ooma common stock. This remaining position shows he retains a substantial equity stake following the delivery of 3,124 shares for tax obligations.

What does transaction code F mean in the OOMA CFO’s Form 4?

Transaction code F on the Ooma Form 4 indicates shares were used to pay an exercise price or tax liability. In this case, 3,124 shares were delivered back to the issuer to cover withholding taxes upon vesting of restricted stock units.

Why did the OOMA CFO deliver 3,124 shares to the issuer?

The CFO delivered 3,124 shares to Ooma to satisfy his withholding tax liability when restricted stock units vested. Instead of paying cash, he used part of his vested shares, a common method for handling tax obligations on equity awards.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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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^*

Hamamatsu Shigeyuki

(Last)

(First)

(Middle)

C/O OOMA, INC.

525 ALMANOR AVE, SUITE 200

(Street)

SUNNYVALE

CALIFORNIA

94085

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
OOMA INC [ OOMA ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/08/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/08/2026		F⁽¹⁾		3,124	D	$16.73	190,159	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Shares delivered by Reporting Person to Issuer in payment of the withholding tax liability upon vesting of the restricted stock units.

	/s/ Shigeyuki Hamamatsu	06/10/2026
	** 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)

Source: View Original Filing on SEC EDGAR