[144] Penumbra, Inc. SEC Filing

Rhea-AI Filing Summary

Form 144 Notice of Proposed Sale filed by Adam Elsesser of Penumbra indicates planned sale of 15,890 shares of common stock with an aggregate market value of $4,026,584.79. The sale is scheduled for June 25, 2025, through Morgan Stanley Smith Barney LLC on the NYSE.

The shares were acquired through a stock option exercise on June 25, 2025, with cash payment. The filing reveals significant recent selling activity by Elsesser over the past 3 months:

• June 11, 2025: 15,910 shares for $4.04M
• May 28, 2025: 16,300 shares for $4.37M
• May 14, 2025: 16,600 shares for $4.95M
• May 7, 2025: 16,650 shares for $4.82M
• April 16, 2025: 16,560 shares for $4.54M
• April 2, 2025: 16,565 shares for $4.51M

Total shares outstanding: 38,725,940. The seller affirms no knowledge of undisclosed material adverse information regarding Penumbra's operations.

Positive

• None.

Negative

• CEO Adam Elsesser has sold 98,475 shares totaling approximately $27.2M over the past 3 months, showing consistent selling pressure from top management
• The CEO's planned sale of an additional 15,890 shares worth ~$4M continues the significant selling pattern

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

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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	15890	4026584.79	38725940	06/25/2025	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	06/25/2025	Stock Option Exercise	ISSUER			15890	06/25/2025	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
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	06/11/2025	15910	4035902.43
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	05/28/2025	16300	4366915.07
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	05/14/2025	16600	4950468.60
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	05/07/2025	16650	4817704.14
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	04/16/2025	16560	4543181.35
ADAM ELSESSER One Penumbra Place Alameda CA 94502	Common	04/02/2025	16565	4509701.98

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

How many shares of PEN stock is being sold according to the June 2025 Form 144?

According to the Form 144 filing, 15,890 shares of Penumbra (PEN) common stock are proposed to be sold through Morgan Stanley Smith Barney LLC, with an aggregate market value of $4,026,584.79.

Who is selling PEN shares in this Form 144 filing and what is their recent trading history?

Adam Elsesser is selling PEN shares. Over the past 3 months, he has made six previous sales: 15,910 shares on June 11, 16,300 shares on May 28, 16,600 shares on May 14, 16,650 shares on May 7, 16,560 shares on April 16, and 16,565 shares on April 2, 2025, with total gross proceeds ranging from approximately $4.5M to $4.95M per transaction.

What is the total value of PEN shares Adam Elsesser sold in the past 3 months?

In the past 3 months prior to this Form 144 filing, Adam Elsesser sold a total of 98,585 shares of PEN stock for combined gross proceeds of approximately $27,223,873.57 across six separate transactions.

How did Adam Elsesser acquire the PEN shares being sold in this Form 144?

According to the filing, the 15,890 shares were acquired through a Stock Option Exercise from the issuer (Penumbra) on June 25, 2025, with the nature of payment being cash.

What is the current number of outstanding PEN shares according to the Form 144?

According to the Form 144 filing, Penumbra (PEN) has 38,725,940 shares outstanding.