Penumbra Inc
PEN- Exchange
- NYSE
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001321732
No open-market purchases or sales by Penumbra Inc insiders were filed in the last 90 days; 451 institutions reported holding it in 13F filings for Q2 2026, worth $10.8B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Penumbra Inc as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 451
- −24 vs. Q1 2026
- Shares held
- 34.1M
- +520.2K (+1.5%) vs. Q1 2026
- Total value
- $10.8B
- −$252.3M (−2.3%) vs. Q1 2026
- New holders
- 45
- 146 more added
- Sold out
- 69
- 184 more reduced
10 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PEN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 451 | $10.8B |
| Q1 2026 | 485 | $11.1B |
| Q4 2025 | 440 | $11.4B |
| Q3 2025 | 421 | $9.19B |
| Q2 2025 | 451 | $9.18B |
| Q1 2025 | 421 | $9.39B |
| Q4 2024 | 372 | $8.30B |
| Q3 2024 | 334 | $6.85B |
| Q2 2024 | 342 | $6.40B |
| Q1 2024 | 342 | $7.52B |
| Q4 2023 | 339 | $8.66B |
| Q3 2023 | 317 | $8.01B |
| Q2 2023 | 364 | $11.8B |
| Q1 2023 | 312 | $9.74B |
| Q4 2022 | 290 | $7.67B |
| Q3 2022 | 261 | $6.06B |
| Q2 2022 | 255 | $3.91B |
| Q1 2022 | 280 | $6.71B |
| Q4 2021 | 279 | $8.72B |
| Q3 2021 | 280 | $7.94B |
| Q2 2021 | 287 | $8.17B |
| Q1 2021 | 273 | $8.40B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Penumbra Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,297,555 | $1.36B | 0.02% | −32,901−0.8% | Reduced |
| HBK Investments L P | 1,838,508 | $580.5M | 6.75% | +204,247+12.5% | Added |
| Vanguard Capital Management LLC | 1,709,877 | $539.9M | 0.01% | +15,389+0.9% | Added |
| Vanguard Portfolio Management LLC | 1,667,276 | $526.4M | 0.02% | +12,799+0.8% | Added |
| State Street Corp | 1,243,258 | $392.6M | 0.01% | +57,447+4.8% | Added |
| ExodusPoint Capital Management, LP | 1,090,430 | $344.3M | 3.19% | +625,215+134.4% | Added |
| Balyasny Asset Management LLC | 1,090,163 | $344.2M | 0.63% | +328,067+43.0% | Added |
| JPMorgan Chase & Co | 1,071,454 | $338.6M | 0.02% | +668,835+166.1% | Added |
| Goldman Sachs Group Inc | 847,104 | $267.5M | 0.03% | +126,529+17.6% | Added |
| Arrowstreet Capital, Limited Partnership | 834,903 | $263.6M | 0.12% | +434,743+108.6% | Added |
| Geode Capital Management, LLC | 796,471 | $251.5M | 0.01% | +1,023+0.1% | Added |
| Norges Bank | 752,242 | $237.5M | 0.02% | +752,242 | New |
| UBS Group AG | 703,822 | $222.2M | 0.04% | +143,487+25.6% | Added |
| Millennium Management LLC | 700,611 | $221.2M | 0.15% | −397,525−36.2% | Reduced |
| Morgan Stanley | 591,824 | $186.9M | 0.01% | +190,468+47.5% | Added |
| CNH Partners LLC | 563,873 | $178.0M | 2.54% | +140,800+33.3% | Added |
| Whitebox Advisors LLC | 506,881 | $160.0M | 2.58% | +61,880+13.9% | Added |
| Capital World Investors | 479,701 | $151.5M | 0.02% | +28,886+6.4% | Added |
| Citadel Advisors LLC | 448,763 | $141.7M | 0.08% | +246,038+121.4% | Added |
| Neuberger Berman Group LLC | 438,553 | $138.5M | 0.09% | +134,932+44.4% | Added |
| Citigroup Inc | 433,125 | $136.8M | 0.06% | −187,818−30.2% | Reduced |
| Two Sigma Investments, LP | 428,128 | $135.2M | 0.10% | +369,909+635.4% | Added |
| Tudor Investment Corp Et Al | 400,649 | $126.5M | 0.52% | −10,469−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 343,713 | $108.5M | 0.01% | +21,297+6.6% | Added |
| Northern Trust Corp | 333,064 | $105.2M | 0.01% | +12,211+3.8% | Added |
| Dimensional Fund Advisors LP | 326,120 | $103.0M | 0.02% | +277+0.1% | Added |
| Alliancebernstein L.P. | 301,585 | $99.0M | 0.04% | +75,268+33.3% | Added |
| Bank of America Corp | 266,017 | $84.0M | 0.01% | +6,242+2.4% | Added |
| Invesco Ltd. | 263,980 | $83.4M | 0.01% | −274,217−51.0% | Reduced |
| Magnetar Financial LLC | 255,841 | $80.8M | 0.74% | +4,408+1.8% | Added |
| Vanguard Fiduciary Trust Co | 251,746 | $79.5M | 0.02% | +4,511+1.8% | Added |
| Bank of New York Mellon Corp | 235,328 | $74.3M | 0.01% | −11,199−4.5% | Reduced |
| Champlain Investment Partners, LLC | 219,032 | $69.2M | 1.78% | −272,350−55.4% | Reduced |
| TIG Advisors, LLC | 215,082 | $67.9M | 3.12% | +155,000+258.0% | Added |
| LMR Partners LLP | 213,893 | $67.5M | 0.50% | −81,815−27.7% | Reduced |
| FMR LLC | 211,002 | $66.6M | 0.00% | −285,105−57.5% | Reduced |
| Hudson Bay Capital Management LP | 203,138 | $64.1M | 0.30% | −145,900−41.8% | Reduced |
| D. E. Shaw & Co., Inc. | 197,329 | $62.3M | 0.04% | −4,621−2.3% | Reduced |
| Alpine Associates Management Inc. | 188,986 | $59.7M | 3.73% | +57,036+43.2% | Added |
| Melqart Asset Management (UK) Ltd | 185,734 | $58.6M | 5.58% | +103,912+127.0% | Added |
| Caxton Associates LLP | 179,384 | $56.6M | 1.06% | −5,279−2.9% | Reduced |
| Adage Capital Partners GP, L.L.C. | 176,720 | $55.8M | 0.08% | +41,720+30.9% | Added |
| Birnam Oak Advisors, LP | 171,277 | $54.1M | 8.84% | +75,287+78.4% | Added |
| Glazer Capital, LLC | 158,127 | $49.9M | 1.23% | +63,308+66.8% | Added |
| Westchester Capital Management, LLC | 157,472 | $49.7M | 2.50% | +80,842+105.5% | Added |
| Water Island Capital LLC | 150,456 | $47.5M | 5.03% | +30,361+25.3% | Added |
| Woodline Partners LP | 145,844 | $46.1M | 0.14% | −95,753−39.6% | Reduced |
| Verition Fund Management LLC | 142,309 | $44.9M | 0.32% | +74,309+109.3% | Added |
| Decagon Asset Management LLP | 142,001 | $44.8M | 8.95% | −25,587−15.3% | Reduced |
| Squarepoint Ops LLC | 138,413 | $43.7M | 0.08% | −9,393−6.4% | Reduced |
| Slotnik Capital, LLC | 133,000 | $42.0M | 11.68% | +32,000+31.7% | Added |
| Westfield Capital Management Co LP | 131,394 | $41.5M | 0.14% | +131,394 | New |
| Jupiter Topco LLC | 130,275 | $41.1M | 0.02% | +130,275 | New |
| Holocene Advisors, LP | 128,012 | $40.4M | 0.09% | +17,398+15.7% | Added |
| Natixis | 124,458 | $39.3M | 0.19% | +8,229+7.1% | Added |
| Rock Springs Capital Management LP | 115,750 | $36.5M | 1.78% | −4,750−3.9% | Reduced |
| Nuveen, LLC | 113,430 | $35.8M | 0.01% | +12,690+12.6% | Added |
| Amundi | 109,888 | $34.7M | 0.01% | −235,870−68.2% | Reduced |
| Rhumbline Advisers | 109,180 | $34.5M | 0.03% | −993−0.9% | Reduced |
| Kryger Capital LLC | 107,207 | $33.9M | 1.93% | −46,641−30.3% | Reduced |
| HSBC Holdings PLC | 101,245 | $32.0M | 0.02% | −8,928−8.1% | Reduced |
| UBS Asset Management Americas Inc | 97,689 | $30.8M | 0.01% | +974+1.0% | Added |
| Calamos Advisors LLC | 91,863 | $29.0M | 0.11% | +24,981+37.4% | Added |
| Marshall Wace, LLP | 90,520 | $28.6M | 0.02% | +54,240+149.5% | Added |
| Principal Financial Group Inc | 88,873 | $28.1M | 0.01% | +695+0.8% | Added |
| Capitolis Liquid Global Markets LLC | 86,330 | $27.3M | 0.12% | −53,068−38.1% | Reduced |
| Empyrean Capital Partners, LP | 85,000 | $26.8M | 0.94% | 00.0% | Unchanged |
| Capula Management Ltd | 83,000 | $26.2M | 0.12% | −18,779−18.5% | Reduced |
| BNP Paribas Arbitrage, SA | 82,985 | $26.2M | 0.01% | −3,448−4.0% | Reduced |
| Man Group plc | 80,224 | $25.3M | 0.05% | +5,554+7.4% | Added |
| Renaissance Technologies LLC | 79,500 | $25.1M | 0.03% | +77,340+3,580.6% | Added |
| Picton Mahoney Asset Management | 75,200 | $23.7M | 0.22% | −4,800−6.0% | Reduced |
| Swiss National Bank | 74,980 | $23.7M | 0.01% | +1,400+1.9% | Added |
| C WorldWide Group Holding A/S | 72,000 | $22.7M | 0.55% | 00.0% | Unchanged |
| Carret Asset Management, LLC | 72,000 | $22.7M | 1.99% | 00.0% | Unchanged |
| Susquehanna Portfolio Strategies, LLC | 66,945 | $21.1M | 0.34% | −3,483−4.9% | Reduced |
| Quarry LP | 65,227 | $20.6M | 3.25% | +25,882+65.8% | Added |
| Legal & General Group Plc | 64,912 | $20.5M | 0.00% | +3,717+6.1% | Added |
| California Public Employees Retirement System | 64,327 | $20.3M | 0.01% | +3,906+6.5% | Added |
| PFM Health Sciences, LP | 60,221 | $19.0M | 1.65% | −79,558−56.9% | Reduced |
| Harvest Management LLC | 57,487 | $18.2M | 8.06% | +39,487+219.4% | Added |
| Sculptor Capital LP | 57,000 | $18.0M | 0.19% | 00.0% | Unchanged |
| Gabelli & Co Investment Advisers, Inc. | 53,292 | $16.8M | 2.45% | +1,600+3.1% | Added |
| Gabelli Funds LLC | 52,423 | $16.6M | 0.11% | −4,200−7.4% | Reduced |
| Credit Industriel Et Commercial | 52,078 | $16.4M | 1.78% | +26,261+101.7% | Added |
| First Trust Advisors LP | 49,183 | $15.5M | 0.01% | −26,040−34.6% | Reduced |
| Barclays PLC | 46,953 | $14.8M | 0.00% | +30,071+178.1% | Added |
| Price T Rowe Associates Inc | 44,624 | $14.1M | 0.00% | +2,704+6.5% | Added |
| California State Teachers Retirement System | 43,286 | $13.7M | 0.01% | +299+0.7% | Added |
| SG Americas Securities, LLC | 41,029 | $13.0M | 0.01% | −61,006−59.8% | Reduced |
| Retirement Systems of Alabama | 40,680 | $12.8M | 0.04% | −7,414−15.4% | Reduced |
| CSS LLC | 38,740 | $12.2M | 0.54% | +2,600+7.2% | Added |
| State of Wisconsin Investment Board | 37,931 | $12.0M | 0.02% | −2,367−5.9% | Reduced |
| Prelude Capital Management, LLC | 36,381 | $11.5M | 0.84% | −11,577−24.1% | Reduced |
| Boussard & Gavaudan Gestion SAS | 36,340 | $11.5M | 0.58% | +36,340 | New |
| Vanguard Asset Management, Ltd | 36,049 | $11.4M | 0.01% | +2,451+7.3% | Added |
| New York State Teachers Retirement System | 34,695 | $11.0M | 0.02% | −2,272−6.1% | Reduced |
| Ameriprise Financial Inc | 34,403 | $10.9M | 0.00% | −311−0.9% | Reduced |
| Alberta Investment Management Corp | 33,120 | $10.5M | 0.06% | −46,880−58.6% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 33,033 | $10.4M | 0.01% | −34,817−51.3% | Reduced |