Thomas Wilder - Aug 12, 2025 Form 4 Insider Report for Penumbra Inc (PEN)

Role
Director
Signature
/s/ Johanna Roberts, as attorney-in-fact for Thomas C. Wilder
Stock symbol
PEN
Transactions as of
Aug 12, 2025
Transactions value $
-$89,340
Form type
4
Date filed
8/13/2025, 07:44 PM
Previous filing
Apr 4, 2025
Next filing
Oct 3, 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Wilder Thomas Director ONE PENUMBRA PLACE, ALAMEDA /s/ Johanna Roberts, as attorney-in-fact for Thomas C. Wilder 2025-08-13 0001491299

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction PEN Common Stock Sale -$89.3K -372 -50% $240.16 372 Aug 12, 2025 Direct F1, F2, F3
holding PEN Common Stock 4.51K Aug 12, 2025 By Trust F2, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

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).

Explanation of Responses:

Id Content
F1 The sales were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.
F2 Any changes between direct and indirect holdings through the Thomas and Catharine Wilder Family Trust dated March 31, 2006 are in transactions exempt from Section 16 pursuant to Rule 16a-13 under the Securities Exchange Act of 1934 as mere changes in form of beneficial ownership.
F3 A portion of these shares is subject to vesting.
F4 Shares are held by the Thomas and Catharine Wilder Family Trust dated March 31, 2006.