Form 144: Penumbra (PEN) insider to sell 2,100 common shares

Rhea-AI Filing Summary

Penumbra, Inc. (PEN) insider sale notice: A holder intends to sell 2,100 shares of Penumbra common stock on the NYSE through J.P. Morgan Securities LLC. The notice lists 39,162,197 common shares outstanding and an approximate sale date of 11/25/2025.

The 2,100 shares were acquired from the issuer on 12/28/2022 through an option exercise paid in cash. Over the past three months, the same seller has completed three separate sales of 600 Penumbra common shares each, on 09/02/2025, 10/01/2025, and 11/10/2025, with disclosed gross proceeds for each transaction.

By signing the notice, the seller represents that they are not aware of any undisclosed material adverse information about Penumbra’s current or prospective operations.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	J.P. Morgan Securities LLC 390 Madison Avenue 6th Floor New York NY 10017	2100	626031	39162197	11/25/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	12/28/2022	Option Exercise	Issuer			2100	12/28/2022	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Johanna Roberts C/o Penumbra, Inc. One Penumbra Place Alameda CA 94502	Common	09/02/2025	600	162345.63
Johanna Roberts C/o Penumbra, Inc. One Penumbra Place Alameda CA 94502	Common	10/01/2025	600	149821.08
Johanna Roberts C/o Penumbra, Inc. One Penumbra Place Alameda CA 94502	Common	11/10/2025	600	160189.31

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the Form 144 filing for Penumbra (PEN) disclose?

The filing discloses an insider’s intention to sell 2,100 shares of Penumbra common stock on the NYSE through J.P. Morgan Securities LLC.

How many Penumbra (PEN) shares are planned to be sold under this notice?

The notice states that up to 2,100 shares of Penumbra common stock are to be sold.

How many Penumbra (PEN) shares are outstanding according to this Form 144?

The document lists 39,162,197 Penumbra common shares as outstanding.

How were the Penumbra (PEN) shares being sold acquired?

The 2,100 shares were acquired on 12/28/2022 via an option exercise from the issuer, paid in cash.

What prior Penumbra (PEN) stock sales by this seller are disclosed?

The filing lists three prior sales of 600 shares each of Penumbra common stock on 09/02/2025, 10/01/2025, and 11/10/2025, with gross proceeds specified for each.

What representation does the seller make about Penumbra (PEN) in this Form 144?

The seller represents that they do not know of any material adverse information about Penumbra’s current or prospective operations that has not been publicly disclosed.