| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 4.7% | -64% | $567,989,692 | -$1,017,695,485 | 1,826,862 | -64% | FMR LLC | 30 Jan 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 3.3% | $379,427,649 | 1,265,687 | T. Rowe Price Associates, Inc. | 31 Dec 2024 |
As of 31 Dec 2025, 431 institutional investors reported holding 36,782,104 shares of Penumbra Inc - COMMON STOCK (PEN). This represents 95% of the company’s total 38,869,406 outstanding shares.
The largest institutional shareholders of Penumbra Inc - COMMON STOCK (PEN) together control 70% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| FMR LLC | 13% | 5,131,942 | -13% | 0.08% | $1,595,572,092 |
| BlackRock, Inc. | 11% | 4,141,230 | -0.71% | 0.02% | $1,287,549,765 |
| VANGUARD GROUP INC | 9.7% | 3,770,569 | -1.7% | 0.02% | $1,172,307,607 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 4.2% | 1,644,094 | -8.4% | 0.06% | $511,167,000 |
| STATE STREET CORP | 3% | 1,157,417 | -0.65% | 0.01% | $359,852,519 |
| CITADEL ADVISORS LLC | 2.5% | 990,275 | +2% | 0.21% | $307,886,400 |
| BAILLIE GIFFORD & CO | 2.3% | 876,325 | -3.5% | 0.23% | $272,458,205 |
| RTW INVESTMENTS, LP | 2.2% | 866,499 | 0% | 2.7% | $269,403,204 |
| JPMORGAN CHASE & CO | 2.1% | 797,490 | -5.5% | 0.02% | $247,947,693 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 766,510 | +2.5% | 0.01% | $238,365,474 |
| Clearbridge Investments, LLC | 1.8% | 690,814 | -8.8% | 0.17% | $214,781,046 |
| MILLENNIUM MANAGEMENT LLC | 1.7% | 677,832 | +191% | 0.15% | $210,744,747 |
| Invesco Ltd. | 1.6% | 638,305 | +1.1% | 0.03% | $198,455,408 |
| Champlain Investment Partners, LLC | 1.5% | 601,804 | -16% | 1.9% | $187,106,882 |
| Artisan Partners Limited Partnership | 1.5% | 594,112 | +166% | 0.28% | $184,715,346 |
| MORGAN STANLEY | 1.4% | 525,507 | -24% | 0.01% | $163,386,028 |
| JANUS HENDERSON GROUP PLC | 1.2% | 475,898 | +1.5% | 0.07% | $147,961,978 |
| Holocene Advisors, LP | 1.2% | 471,348 | +52% | 0.31% | $146,546,807 |
| Capital World Investors | 1.1% | 426,456 | +2.6% | 0.02% | $132,589,435 |
| CONGRESS ASSET MANAGEMENT CO | 0.98% | 382,350 | -11% | 0.84% | $118,876,439 |
| Allspring Global Investments Holdings, LLC | 0.92% | 358,626 | -1.8% | 0.18% | $110,966,057 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 0.89% | 345,974 | 0.3% | $107,566,776 | |
| DIMENSIONAL FUND ADVISORS LP | 0.84% | 324,789 | +9.5% | 0.02% | $100,986,437 |
| GOLDMAN SACHS GROUP INC | 0.82% | 318,154 | +10% | 0.01% | $98,917,260 |
| NORTHERN TRUST CORP | 0.8% | 310,659 | -2.6% | 0.01% | $96,586,989 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 36,782,104 | $11,435,286,389 | +$207,483,267 | $310.91 | 431 |
| 2025 Q3 | 36,284,748 | $9,190,059,994 | +$124,404,093 | $253.32 | 418 |
| 2025 Q2 | 35,791,284 | $9,182,490,367 | +$262,212,351 | $256.63 | 446 |
| 2025 Q1 | 34,702,906 | $9,282,141,745 | -$21,276,372 | $267.41 | 417 |
| 2024 Q4 | 34,915,667 | $8,296,102,455 | -$81,540,021 | $237.48 | 368 |
| 2024 Q3 | 35,206,604 | $6,845,964,390 | -$11,590,036 | $194.31 | 329 |
| 2024 Q2 | 35,582,696 | $6,401,610,306 | +$259,509,909 | $179.97 | 335 |
| 2024 Q1 | 33,678,072 | $7,512,270,740 | -$166,491,100 | $223.18 | 338 |
| 2023 Q4 | 34,446,540 | $8,664,030,570 | +$305,832,137 | $251.54 | 331 |
| 2023 Q3 | 33,121,845 | $8,009,662,634 | -$316,026,226 | $241.91 | 310 |
| 2023 Q2 | 34,239,217 | $11,776,148,220 | -$227,526,492 | $344.06 | 359 |
| 2023 Q1 | 35,002,031 | $9,755,315,247 | +$150,716,840 | $278.69 | 305 |
| 2022 Q4 | 34,677,946 | $7,715,798,617 | +$570,137,913 | $222.46 | 288 |
| 2022 Q3 | 32,071,516 | $6,081,501,063 | +$87,980,312 | $189.60 | 247 |
| 2022 Q2 | 31,434,180 | $3,914,792,028 | +$78,481,296 | $124.52 | 240 |
| 2022 Q1 | 30,229,221 | $6,711,723,340 | -$60,554,750 | $222.13 | 266 |
| 2021 Q4 | 30,365,891 | $8,721,265,946 | +$158,109,765 | $287.32 | 268 |
| 2021 Q3 | 29,792,376 | $7,941,344,547 | -$9,343,386 | $266.50 | 273 |
| 2021 Q2 | 29,821,371 | $8,172,300,569 | -$280,819,009 | $274.06 | 279 |
| 2021 Q1 | 31,059,010 | $8,404,358,828 | -$792,021,821 | $270.58 | 265 |
| 2020 Q4 | 34,212,219 | $5,987,453,425 | +$298,445,445 | $175.00 | 255 |
| 2020 Q3 | 32,320,552 | $6,281,907,892 | +$314,427,057 | $194.38 | 266 |
| 2020 Q2 | 30,747,296 | $5,506,944,943 | +$178,847,242 | $178.82 | 247 |
| 2020 Q1 | 29,793,815 | $4,805,778,472 | -$41,518,062 | $161.33 | 239 |
| 2019 Q4 | 30,055,034 | $4,936,840,131 | -$554,007,803 | $164.27 | 245 |
| 2019 Q3 | 33,605,906 | $4,519,897,648 | +$456,673,084 | $134.49 | 218 |
| 2019 Q2 | 30,129,231 | $4,820,742,760 | -$2,280,147 | $160.00 | 203 |
| 2019 Q1 | 30,621,117 | $4,501,618,530 | +$360,539,262 | $147.01 | 194 |
| 2018 Q4 | 28,255,483 | $3,451,961,944 | +$350,677,715 | $122.20 | 184 |
| 2018 Q3 | 25,271,519 | $3,783,145,591 | -$37,227,953 | $149.70 | 197 |
| 2018 Q2 | 25,593,550 | $3,534,710,976 | -$11,888,038 | $138.15 | 200 |
| 2018 Q1 | 25,727,184 | $2,974,093,223 | +$87,023,980 | $115.65 | 167 |
| 2017 Q4 | 25,070,144 | $2,359,221,110 | +$13,767,890 | $94.10 | 150 |
| 2017 Q3 | 24,546,949 | $2,217,696,599 | +$42,282,483 | $90.30 | 134 |
| 2017 Q2 | 24,083,990 | $2,113,372,215 | +$108,486,285 | $87.75 | 130 |
| 2017 Q1 | 22,859,311 | $1,907,587,543 | +$431,743,875 | $83.45 | 128 |
| 2016 Q4 | 19,352,262 | $1,235,155,796 | +$59,939,233 | $63.80 | 119 |
| 2016 Q3 | 18,259,915 | $1,387,564,684 | +$165,472,761 | $75.99 | 127 |
| 2016 Q2 | 16,313,588 | $970,660,317 | +$319,277,501 | $59.50 | 104 |
| 2016 Q1 | 11,011,913 | $506,537,554 | +$66,078,558 | $46.00 | 76 |
| 2015 Q4 | 9,546,606 | $507,177,183 | +$61,553,695 | $53.81 | 55 |
| 2015 Q3 | 8,713,557 | $337,764,000 | +$332,729,000 | $40.10 | 52 |