Penumbra (NYSE: PEN) director Arani Bose details stock sale and gift

Rhea-AI Filing Summary

Penumbra Inc. (PEN) director Arani Bose reported recent changes in his holdings of the company’s common stock. On 11/25/2025, an affiliate entity, Bose Family Holdings II, LLC, sold 7,500 shares of Penumbra common stock at a weighted average price of $300.19 per share, executed under a pre-arranged Rule 10b5-1 trading plan. On 11/26/2025, the reporting person made a bona fide gift of 1,799 shares with no payment in consideration. Following these transactions, the filing shows 273,462 shares of Penumbra common stock held indirectly through Bose Family Holdings II, LLC and an additional 558 shares, a portion of which is subject to vesting.

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^*

Bose Arani

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/25/2025

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	11/25/2025		S(1)		7,500	D	$300.19(2)	275,261	I	By LLC(3)
Common Stock	11/26/2025		G(4)		1,799	D	$0	273,462	I	By LLC(3)
Common Stock								558(5)	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 $300.64. 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. Shares are held by Bose Family Holdings II, LLC.

4. This was a bona fide gift with no payment in consideration.

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

Remarks:

	/s/ Emma J. Purdy, as attorney-in-fact for Arani Bose	11/26/2025
	** 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.

FAQ

What insider transaction did Penumbra (PEN) director Arani Bose report?

The reporting person disclosed that an affiliated entity sold 7,500 Penumbra common shares on 11/25/2025 and that he made a bona fide gift of 1,799 shares on 11/26/2025.

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

The 7,500 Penumbra common shares were sold at a weighted average price of $300.19, reflecting multiple trades between $300.00 and $300.64 per share.

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

Yes. The filing notes that the sales on 11/25/2025 were effected pursuant to the reporting person’s Rule 10b5-1 trading plan, which is intended to satisfy the Rule 10b5-1(c) affirmative defense conditions.

How many Penumbra (PEN) shares does the reporting person hold indirectly after the transactions?

After the reported transactions, the filing shows 273,462 Penumbra common shares held indirectly through Bose Family Holdings II, LLC.

What does the bona fide gift of Penumbra (PEN) shares involve?

The filing states that the transfer of 1,799 Penumbra common shares on 11/26/2025 was a bona fide gift with no payment in consideration.

What does the filing say about Penumbra (PEN) shares subject to vesting?

The document notes that 558 Penumbra common shares are reported and that a portion of these shares is subject to vesting, meaning some shares may become fully owned over time.

Who legally holds the indirectly owned Penumbra (PEN) shares?

The filing explains that the indirectly owned Penumbra common shares are held by Bose Family Holdings II, LLC, which is associated with the reporting person.