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FMR LLC has filed Amendment No. 10 to its Schedule 13G reporting a significant ownership stake in Penumbra Inc. As of December 31, 2025, FMR LLC and related entities beneficially owned 5,100,142.02 shares of Penumbra common stock, representing 13.0% of the outstanding class.
FMR LLC reported sole voting power over 5,086,654 shares and sole dispositive power over 5,100,142.02 shares. Abigail P. Johnson is also a reporting person, with sole dispositive power over the same 5,100,142.02 shares and no voting power. The filing states the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Penumbra.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What ownership stake in Penumbra Inc (PEN) does FMR LLC report?
FMR LLC reports beneficial ownership of 5,100,142.02 shares of Penumbra common stock, representing 13.0% of the class as of December 31, 2025. This indicates FMR is a major institutional holder of Penumbra shares.
How much voting power does FMR LLC have in Penumbra Inc (PEN)?
FMR LLC reports sole voting power over 5,086,654 shares of Penumbra common stock and no shared voting power. This means FMR alone can vote those shares on matters submitted to shareholders, subject to any internal or client arrangements.
What role does Abigail P. Johnson have in Penumbra Inc (PEN) share ownership?
Abigail P. Johnson is a reporting person with sole dispositive power over 5,100,142.02 shares and no voting power or shared powers. She is associated with the same Penumbra share position reported by FMR LLC, reflecting control over decisions to sell or retain those shares.
Why was this Schedule 13G/A filed for Penumbra Inc (PEN)?
The Schedule 13G/A was filed because FMR LLC and Abigail P. Johnson beneficially own more than 5% of Penumbra’s common stock. As of December 31, 2025, they reported a 13.0% stake, requiring disclosure under U.S. securities ownership rules.
Is FMR LLC seeking control of Penumbra Inc (PEN) with this 13% stake?
The filing states the Penumbra securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. It also notes they are not held in connection with any transaction intended to affect control.
Do others share in the economic interest of FMR LLC’s Penumbra (PEN) holdings?
The filing notes that one or more other persons have rights to receive dividends or sale proceeds from the Penumbra shares. However, it states that no single such person has an interest in more than 5% of Penumbra’s total outstanding common stock.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 10)
PENUMBRA INC
(Name of Issuer)
COMMON STOCK
(Title of Class of Securities)
70975L107
(CUSIP Number)
12/31/2025
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
SCHEDULE 13G
CUSIP No.
70975L107
1
Names of Reporting Persons
FMR LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
5,086,654.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
5,100,142.02
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,100,142.02
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
13.0 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP No.
70975L107
1
Names of Reporting Persons
Abigail P. Johnson
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
5,100,142.02
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,100,142.02
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
13.0 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
PENUMBRA INC
(b)
Address of issuer's principal executive offices:
ONE PENUMBRA PLACE,ALAMEDA,CA,US,94502
Item 2.
(a)
Name of person filing:
FMR LLC
(b)
Address or principal business office or, if none, residence:
245 Summer Street, Boston, Massachusetts 02210
(c)
Citizenship:
Not applicable
(d)
Title of class of securities:
COMMON STOCK
(e)
CUSIP No.:
70975L107
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
5100142.02
(b)
Percent of class:
13.0 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
Please see the responses to Items 5 and 6 on the cover page.
(ii) Shared power to vote or to direct the vote:
0.00
(iii) Sole power to dispose or to direct the disposition of:
5100142.02
(iv) Shared power to dispose or to direct the disposition of:
0.00
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
One or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of PENUMBRA INC. No one other person's interest in the COMMON STOCK of PENUMBRA INC is more than five percent of the total outstanding COMMON STOCK.
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
See attached Exhibit 99.
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
FMR LLC
Signature:
Stephanie J. Brown
Name/Title:
Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Date:
02/04/2026
Abigail P. Johnson
Signature:
Stephanie J. Brown
Name/Title:
Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**
Date:
02/04/2026
Comments accompanying signature: * This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 10, 2023, accession number: 0000315066-23-000003. ** This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 31, 2023, accession number: 0000315066-23-000038.
