Penumbra executive sells 300 shares at $300.13 in preset trade

Penumbra Inc. executive vice president, general counsel and secretary reported a small stock sale under a pre-arranged trading plan.

Rhea-AI Filing Summary

Penumbra Inc. executive vice president, general counsel and secretary reported a small stock sale under a pre-arranged trading plan. On 12/05/2025, the reporting person sold 300 shares of Penumbra common stock at a weighted average price of $300.13 per share under a Rule 10b5-1 trading plan, which allows preset trades to occur over time. After this transaction, the insider beneficially owned 63,836 shares of Penumbra common stock, a portion of which remains subject to vesting.

Insider Trade Summary

Net Seller: 300 shares

Net Sell 1 txn

Insider Roberts Johanna

Role EVP, Gen. Counsel & Secretary

Sold 300 shs ($90K)

Type	Security	Shares	Price	Value
Sale	Common Stock	300	$300.13	$90K

Holdings After Transaction: Common Stock — 63,836 shares (Direct)

Footnotes (3)

1. F1. The sales were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.
2. F2. This transaction was executed in multiple trades at prices ranging from $300.00 to $300.39. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the SEC staff, the Issuer or a security holder of the Issuer, upon request, full information regarding the number of shares and prices at which the transaction was effected.
3. F3. 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) report in this Form 4?

A Penumbra executive vice president, general counsel and secretary reported selling 300 shares of common stock on 12/05/2025.

At what price were the Penumbra (PEN) shares sold in this insider trade?

The 300 Penumbra shares were sold at a weighted average price of $300.13 per share, with individual trades ranging from $300.00 to $300.39.

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

Following the sale, the insider beneficially owned 63,836 shares of Penumbra common stock, and a portion of these shares is subject to vesting.

Was the Penumbra (PEN) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states that the sales were effected under the reporting person's Rule 10b5-1 trading plan.

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

The reporting person is an officer of Penumbra, serving as EVP, General Counsel & Secretary.

Does this Penumbra (PEN) Form 4 include any derivative securities activity?

No derivative securities transactions are reported; the table for derivative securities shows no entries in this filing excerpt.

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

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Accepted by SEC EDGAR 12/09/2025 - 08:01 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).

X

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)
12/05/2025

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	12/05/2025		S(1)		300	D	$300.13(2)	63,836(3)	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. The sales were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

2. This transaction was executed in multiple trades at prices ranging from $300.00 to $300.39. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the SEC staff, the Issuer or a security holder of the Issuer, upon request, full information regarding the number of shares and prices at which the transaction was effected.

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

Remarks:

	/s/ Johanna Roberts	12/09/2025
	** 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.