| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ | 3.3% | $379,427,649 | 1,265,687 | T. Rowe Price Associates, Inc. | 31 Dec 2024 |
As of 30 Sep 2025, 416 institutional investors reported holding 36,284,241 shares of Penumbra Inc - COMMON STOCK (PEN). This represents 95% of the company’s total 38,354,152 outstanding shares.
The largest institutional shareholders of Penumbra Inc - COMMON STOCK (PEN) together control 73% 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 | 15% | 5,891,665 | +0.58% | 0.08% | $1,492,476,488 |
| BlackRock, Inc. | 11% | 4,170,892 | -1% | 0.02% | $1,056,570,361 |
| VANGUARD GROUP INC | 10% | 3,835,483 | -0.65% | 0.01% | $971,604,553 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 4.7% | 1,794,267 | +31% | 0.05% | $454,524,000 |
| STATE STREET CORP | 3% | 1,164,950 | -0.49% | 0.01% | $295,105,134 |
| CITADEL ADVISORS LLC | 2.5% | 970,998 | +343% | 0.2% | $245,973,213 |
| BAILLIE GIFFORD & CO | 2.4% | 908,546 | -1.5% | 0.17% | $230,152,873 |
| RTW INVESTMENTS, LP | 2.3% | 866,499 | +0.34% | 2.7% | $219,501,527 |
| JPMORGAN CHASE & CO | 2.2% | 843,697 | +12% | 0.01% | $213,725,330 |
| Clearbridge Investments, LLC | 2% | 757,508 | +8.4% | 0.14% | $191,891,909 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 747,772 | +5.9% | 0.01% | $189,460,235 |
| Champlain Investment Partners, LLC | 1.9% | 717,900 | -3.5% | 1.4% | $181,858,428 |
| MORGAN STANLEY | 1.8% | 693,453 | +39% | 0.01% | $175,665,985 |
| Invesco Ltd. | 1.6% | 631,094 | -0.38% | 0.03% | $159,868,733 |
| JANUS HENDERSON GROUP PLC | 1.2% | 468,848 | -12% | 0.05% | $118,769,663 |
| CONGRESS ASSET MANAGEMENT CO | 1.1% | 429,172 | -5.6% | 0.72% | $108,717,851 |
| Capital World Investors | 1.1% | 415,732 | -24% | 0.01% | $105,313,230 |
| Thrivent Financial for Lutherans | 0.96% | 367,062 | +14% | 0.18% | $92,984,000 |
| Allspring Global Investments Holdings, LLC | 0.95% | 365,097 | +13% | 0.15% | $91,139,164 |
| NORTHERN TRUST CORP | 0.83% | 319,113 | +0.25% | 0.01% | $80,837,705 |
| Holocene Advisors, LP | 0.81% | 310,219 | 0.18% | $78,584,677 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.79% | 303,374 | +4.5% | 0.01% | $76,850,702 |
| DIMENSIONAL FUND ADVISORS LP | 0.77% | 296,584 | +41% | 0.02% | $75,126,124 |
| GOLDMAN SACHS GROUP INC | 0.75% | 288,410 | +0.45% | 0.01% | $73,059,925 |
| Bank of New York Mellon Corp | 0.69% | 264,591 | -3.6% | 0.01% | $67,026,069 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 895,480 | $278,459,482 | -$15,189,904 | $310.91 | 42 |
| 2025 Q3 | 36,284,241 | $9,189,932,068 | +$117,815,582 | $253.32 | 416 |
| 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 |