Penumbra president reports tax-withholding share disposition

Penumbra Inc President Shruthi Narayan reported a routine tax-withholding share disposition.

Accepted by SEC EDGAR 03/17/2026 - 07:33 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Penumbra Inc President Shruthi Narayan reported a routine tax-withholding share disposition. On the vesting of restricted stock units, 117 shares of common stock were withheld by the company to satisfy tax obligations at an indicated value of $336.18 per share. After this non-market event, Narayan directly holds 30,755 shares of Penumbra common stock, and a portion of these shares remains subject to vesting.

Insider Trade Summary

Exercise Price or Tax Liability: 117 shares

Exercise Price or Tax Liability 1 txn

Insider Narayan Shruthi

Role President

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	117	$336.18	$39K

Holdings After Transaction: Common Stock — 30,755 shares (Direct)

Holdings Before and After: Common Stock, 30,872 to 30,755 shares (Direct)

Footnotes (2)

1. F1. Shares were withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units granted to the Reporting Person.
2. F2. A portion of these shares is subject to vesting.

FAQ

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

What insider transaction did Penumbra (PEN) President Shruthi Narayan report?

Shruthi Narayan reported a routine tax-withholding disposition of 117 Penumbra common shares. The shares were withheld by the company to cover tax obligations arising from the vesting of restricted stock units previously granted as part of her compensation.

Was the Penumbra (PEN) insider transaction an open-market sale or a tax event?

The transaction was a tax event, not an open-market sale. Penumbra withheld 117 common shares from President Shruthi Narayan to satisfy tax withholding requirements triggered by the vesting of restricted stock units awarded to her.

At what price were the withheld Penumbra (PEN) shares valued in the Form 4?

The 117 withheld Penumbra common shares were valued at $336.18 per share in the Form 4. This price is used for reporting the tax-withholding disposition associated with the restricted stock unit vesting, rather than reflecting an open-market trade.

How many Penumbra (PEN) shares does Shruthi Narayan hold after this Form 4 transaction?

After the tax-withholding disposition, Shruthi Narayan directly holds 30,755 Penumbra common shares. The filing also notes that a portion of these shares is still subject to vesting conditions, meaning they will fully vest according to the underlying award schedule.

What triggered the tax-withholding share disposition reported by Penumbra (PEN)?

The disposition was triggered by the vesting of restricted stock units granted to President Shruthi Narayan. When these units vested, Penumbra withheld 117 common shares to cover the associated tax obligations, as described in the Form 4 footnotes.

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

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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^*

Narayan Shruthi

(Last) (First) (Middle)

ONE PENUMBRA PLACE

(Street)

ALAMEDA CA 94502

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Penumbra Inc [ PEN ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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	03/15/2026		F(1)		117	D	$336.18	30,755(2)	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 were withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units granted to the Reporting Person.

2. A portion of these shares is subject to vesting.

Remarks:

	/s/ Johanna Roberts, as attorney-in-fact for Shruthi Narayan	03/17/2026
	** 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.