Penumbra insider has 1,130 shares withheld for tax on RSUs

Penumbra Inc. executive Johanna Roberts, EVP, General Counsel & Secretary, reported a tax-related share withholding tied to equity compensation.

Rhea-AI Filing Summary

Penumbra Inc. executive Johanna Roberts, EVP, General Counsel & Secretary, reported a tax-related share withholding tied to equity compensation. On 12/15/2025, 1,130 shares of Penumbra common stock were disposed of at $309.15 per share under transaction code F, which indicates shares withheld to satisfy tax obligations on vesting restricted stock units.

After this transaction, she beneficially owns 62,706 shares of Penumbra common stock, and a portion of these shares remains subject to vesting. No derivative securities transactions were reported.

Insider Trade Summary

Exercise Price or Tax Liability: 1,130 shares

Exercise Price or Tax Liability 1 txn

Insider Roberts Johanna

Role EVP, Gen. Counsel & Secretary

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	1,130	$309.15	$349K

Holdings After Transaction: Common Stock — 62,706 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

What insider transaction did Penumbra (PEN) report in this Form 4?

An executive of Penumbra Inc. (PEN) reported a transaction where 1,130 shares of common stock were disposed of to cover tax withholding obligations related to vested restricted stock units.

Who is the reporting person in this Penumbra (PEN) insider transaction?

The reporting person is Johanna Roberts, who serves as EVP, General Counsel & Secretary of Penumbra Inc.

At what price were the Penumbra shares withheld for taxes and on what date?

The 1,130 shares of Penumbra common stock were withheld on 12/15/2025 at a price of $309.15 per share.

Why were 1,130 Penumbra (PEN) shares disposed of in this insider report?

The 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.

How many Penumbra shares does the insider own after this transaction?

Following the reported transaction, the insider beneficially owns 62,706 shares of Penumbra common stock, and a portion of these shares is subject to vesting.

Were any derivative securities reported in this Penumbra insider filing?

No. The section for derivative securities shows no reported acquisitions or dispositions in this transaction.

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Accepted by SEC EDGAR 12/17/2025 - 07:59 PM Learn about SEC filing dates

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^*

Roberts Johanna

(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)
	EVP, Gen. Counsel & Secretary

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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	12/15/2025		F(1)		1,130	D	$309.15	62,706(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	12/17/2025
	** 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.