Bridget O'Rourke - 13 Feb 2026 Form 4 Insider Report for Penumbra Inc (PEN)

Role: Director
Signature: /s/ Johanna Roberts, as attorney-in-fact for Bridget O'Rourke
Issuer symbol: PEN
Transactions as of: 13 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 18 Feb 2026, 20:04:12 UTC
Previous filing: 18 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
O'Rourke Bridget	Director	ONE PENUMBRA PLACE, ALAMEDA	/s/ Johanna Roberts, as attorney-in-fact for Bridget O'Rourke	18 Feb 2026	0001704713

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PEN	Common Stock	Award	$0	+589	+11%	$0.000000	5,962	13 Feb 2026	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted stock units (RSUs) vest as to 1/4 on each of March 31, 2026, June 30, 2026, September 30, 2026, and December 31, 2026, subject to Ms. O'Rourke's continued service as director through such dates. Notwithstanding the foregoing, if the Closing (as defined in that certain Agreement and Plan of Merger, dated as of January 14, 2026, among the Issuer, Boston Scientific Corporation, a Delaware corporation, and Pinehurst Merger Sub, Inc., a Delaware corporation) occurs, any of the RSUs that remain unvested will fully vest on the Closing, subject to Ms. O'Rourke's continued service as director through such date.
F2	A portion of these shares is subject to vesting.

Content

Restricted stock units (RSUs) vest as to 1/4 on each of March 31, 2026, June 30, 2026, September 30, 2026, and December 31, 2026, subject to Ms. O'Rourke's continued service as director through such dates. Notwithstanding the foregoing, if the Closing (as defined in that certain Agreement and Plan of Merger, dated as of January 14, 2026, among the Issuer, Boston Scientific Corporation, a Delaware corporation, and Pinehurst Merger Sub, Inc., a Delaware corporation) occurs, any of the RSUs that remain unvested will fully vest on the Closing, subject to Ms. O'Rourke's continued service as director through such date.

A portion of these shares is subject to vesting.