Arrowhead Pharmaceuticals, Inc.
ARWR- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000879407
In the last 90 days, Arrowhead Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 2 sales; 501 institutions reported holding it in 13F filings for Q2 2026, worth $9.73B in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in Arrowhead Pharmaceuticals, Inc. as of Jun 30, 2025. 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
- 281
- +19 vs. Q1 2025
- Shares held
- 105.8M
- +531.3K (+0.5%) vs. Q1 2025
- Total value
- $1.67B
- +$329.9M (+24.6%) vs. Q1 2025
- New holders
- 57
- 98 more added
- Sold out
- 38
- 81 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARWR 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 | 501 | $9.73B |
| Q1 2026 | 437 | $7.58B |
| Q4 2025 | 401 | $7.70B |
| Q3 2025 | 303 | $3.83B |
| Q2 2025 | 281 | $1.67B |
| Q1 2025 | 264 | $1.34B |
| Q4 2024 | 269 | $1.88B |
| Q3 2024 | 272 | $1.90B |
| Q2 2024 | 272 | $2.54B |
| Q1 2024 | 273 | $2.76B |
| Q4 2023 | 266 | $2.37B |
| Q3 2023 | 257 | $2.01B |
| Q2 2023 | 274 | $2.57B |
| Q1 2023 | 257 | $1.85B |
| Q4 2022 | 282 | $2.97B |
| Q3 2022 | 278 | $2.35B |
| Q2 2022 | 279 | $2.54B |
| Q1 2022 | 307 | $3.19B |
| Q4 2021 | 311 | $4.51B |
| Q3 2021 | 297 | $4.16B |
| Q2 2021 | 314 | $5.54B |
| Q1 2021 | 289 | $4.55B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Arrowhead Pharmaceuticals, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MetLife Investment Management | 71,963 | $1.14M | 0.01% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 74,405 | $1.18M | 0.01% | +33,837+83.4% | Added |
| Alps Advisors Inc | 74,497 | $1.18M | 0.01% | +74,497 | New |
| State of Alaska, Department of Revenue | 74,819 | $1.18M | 0.01% | +4,949+7.1% | Added |
| KC Investment Advisors, LLC | 75,000 | $1.19M | 0.41% | −75,000−50.0% | Reduced |
| Franklin Resources Inc | 81,226 | $1.28M | 0.00% | +81,226 | New |
| Thrivent Financial for Lutherans | 92,408 | $1.46M | 0.00% | −213−0.2% | Reduced |
| Aquatic Capital Management LLC | 93,879 | $1.48M | 0.03% | −7,452−7.4% | Reduced |
| Ontario Teachers Pension Plan Board | 97,338 | $1.54M | 0.03% | +51,569+112.7% | Added |
| Price T Rowe Associates Inc | 100,608 | $1.59M | 0.00% | +7,419+8.0% | Added |
| Algert Global LLC | 102,490 | $1.62M | 0.03% | +102,490 | New |
| California State Teachers Retirement System | 103,976 | $1.64M | 0.00% | +1,301+1.3% | Added |
| Platinum Investment Management Ltd | 111,022 | $1.75M | 0.12% | +12,613+12.8% | Added |
| Great West Life Assurance Co | 116,305 | $1.84M | 0.00% | −1,867−1.6% | Reduced |
| Man Group plc | 118,782 | $1.88M | 0.00% | +79,683+203.8% | Added |
| HighTower Advisors, LLC | 123,941 | $1.96M | 0.00% | +11,524+10.3% | Added |
| Kornitzer Capital Management Inc | 126,510 | $2.00M | 0.04% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 133,403 | $2.11M | 0.00% | −701,771−84.0% | Reduced |
| Neo Ivy Capital Management | 138,081 | $2.18M | 0.70% | +138,081 | New |
| Citigroup Inc | 140,786 | $2.22M | 0.00% | −186,524−57.0% | Reduced |
| Rafferty Asset Management, LLC | 141,925 | $2.24M | 0.01% | −50,866−26.4% | Reduced |
| New York State Teachers Retirement System | 148,476 | $2.35M | 0.00% | +100+0.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 151,275 | $2.39M | 0.00% | −87,053−36.5% | Reduced |
| Prudential Financial Inc | 130,290 | $2.40M | 0.00% | +6,335+5.1% | Added |
| AQR Capital Management LLC | 152,351 | $2.41M | 0.00% | +111,845+276.1% | Added |
| PDT Partners, LLC | 152,988 | $2.42M | 0.14% | +152,988 | New |
| Alliancebernstein L.P. | 159,070 | $2.51M | 0.00% | +4,300+2.8% | Added |
| Wealth Effects LLC | 165,650 | $2.62M | 0.98% | −4,900−2.9% | Reduced |
| Millennium Management LLC | 169,041 | $2.67M | 0.00% | −521,755−75.5% | Reduced |
| Raymond James Financial Inc | 169,748 | $2.68M | 0.00% | +132,039+350.2% | Added |
| Sphera Funds Management Ltd. | 202,996 | $3.21M | 0.84% | −74,554−26.9% | Reduced |
| Swiss National Bank | 209,800 | $3.31M | 0.00% | −7,100−3.3% | Reduced |
| Pinnacle Associates Ltd | 211,561 | $3.34M | 0.05% | +70,399+49.9% | Added |
| Nordea Investment Management AB | 213,345 | $3.49M | 0.00% | +82,473+63.0% | Added |
| Capital Fund Management S.A. | 226,365 | $3.58M | 0.04% | +63,219+38.7% | Added |
| Deutsche Bank AG | 235,446 | $3.72M | 0.00% | −14,543−5.8% | Reduced |
| Johnson & Johnson | 247,598 | $3.98M | 1.19% | 00.0% | Unchanged |
| Hudson Bay Capital Management LP | 260,000 | $4.11M | 0.03% | +46,870+22.0% | Added |
| Ameriprise Financial Inc | 267,027 | $4.22M | 0.00% | −19,204−6.7% | Reduced |
| Silvercrest Asset Management Group LLC | 280,177 | $4.43M | 0.03% | +428+0.2% | Added |
| Pictet Asset Management Holding SA | 277,333 | $4.45M | 0.00% | −10,697−3.7% | Reduced |
| Susquehanna International Group, LLP | 307,745 | $4.86M | 0.01% | +18,369+6.3% | Added |
| Nuveen, LLC | 310,354 | $4.90M | 0.00% | −27,524−8.1% | Reduced |
| Rhumbline Advisers | 359,997 | $5.69M | 0.00% | +14,018+4.1% | Added |
| Dimensional Fund Advisors LP | 366,711 | $5.79M | 0.00% | +366,711 | New |
| Clearbridge Investments, LLC | 380,886 | $6.02M | 0.00% | −78,968−17.2% | Reduced |
| Two Sigma Advisers, LP | 391,800 | $6.19M | 0.01% | −332,000−45.9% | Reduced |
| Royal Bank of Canada | 400,210 | $6.32M | 0.00% | +354,971+784.7% | Added |
| Legal & General Group Plc | 407,341 | $6.44M | 0.00% | +12,227+3.1% | Added |
| JPMorgan Chase & Co | 407,644 | $6.44M | 0.00% | −80,027−16.4% | Reduced |
| Barclays PLC | 409,603 | $6.47M | 0.00% | +179,465+78.0% | Added |
| Public Sector Pension Investment Board | 428,386 | $6.77M | 0.03% | +28,516+7.1% | Added |
| Fisher Asset Management, LLC | 451,655 | $7.14M | 0.00% | −31,598−6.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 482,055 | $7.62M | 0.06% | +429,435+816.1% | Added |
| Trexquant Investment LP | 503,654 | $7.96M | 0.09% | +503,654 | New |
| Principal Financial Group Inc | 623,097 | $9.84M | 0.01% | −5,978−1.0% | Reduced |
| Privium Fund Management B.V. | 612,214 | $9.85M | 2.13% | −17,000−2.7% | Reduced |
| Bank of America Corp | 624,496 | $9.87M | 0.00% | −173,704−21.8% | Reduced |
| Woodline Partners LP | 746,156 | $11.8M | 0.06% | +183,981+32.7% | Added |
| Invesco Ltd. | 762,665 | $12.1M | 0.00% | +448,585+142.8% | Added |
| Bank of New York Mellon Corp | 818,079 | $12.9M | 0.00% | +42,040+5.4% | Added |
| Western Financial Corp | 820,239 | $13.0M | 6.95% | 00.0% | Unchanged |
| T. Rowe Price Investment Management, Inc. | 822,343 | $13.0M | 0.01% | −1,706,639−67.5% | Reduced |
| Baker Bros. Advisors LP | 939,174 | $14.8M | 0.14% | +939,174 | New |
| Standard Life Aberdeen plc | 960,245 | $15.2M | 0.03% | −112,582−10.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,170,745 | $18.5M | 0.00% | +135,455+13.1% | Added |
| Northern Trust Corp | 1,272,066 | $20.1M | 0.00% | +61,253+5.1% | Added |
| UBS Group AG | 1,600,596 | $25.3M | 0.01% | −25,967−1.6% | Reduced |
| Morgan Stanley | 1,705,266 | $26.9M | 0.00% | −143,270−7.8% | Reduced |
| Norges Bank | 1,924,957 | $30.4M | 0.00% | +122,373+6.8% | Added |
| Goldman Sachs Group Inc | 2,115,314 | $33.4M | 0.01% | +373,648+21.5% | Added |
| Marshall Wace, LLP | 2,155,998 | $34.1M | 0.04% | +2,096,238+3,507.8% | Added |
| Siren, L.L.C. | 2,669,880 | $42.2M | 2.18% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 2,684,317 | $42.4M | 0.01% | −2,100,745−43.9% | Reduced |
| Geode Capital Management, LLC | 2,978,505 | $47.1M | 0.00% | +28,193+1.0% | Added |
| FMR LLC | 5,170,310 | $81.7M | 0.00% | +1,855,228+56.0% | Added |
| Slate Path Capital LP | 5,232,000 | $82.7M | 1.43% | 00.0% | Unchanged |
| State Street Corp | 6,371,056 | $100.7M | 0.00% | −628,193−9.0% | Reduced |
| Avoro Capital Advisors LLC | 10,600,000 | $167.5M | 2.93% | −511,111−4.6% | Reduced |
| Vanguard Group Inc | 15,525,072 | $245.3M | 0.00% | +2,322,510+17.6% | Added |
| BlackRock, Inc. | 19,424,887 | $306.9M | 0.01% | −501,267−2.5% | Reduced |
| Aquilo Capital Management, LLC | 0 | $0 | 0.00% | −550,130−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −240,175−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −165,122−100.0% | Sold out |
| Integral Health Asset Management, LLC | 0 | $0 | 0.00% | −175,000−100.0% | Sold out |
| Capital International Investors | 0 | $0 | 0.00% | −126,230−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −102,572−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −99,723−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −93,041−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −88,204−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −73,577−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −71,685−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −70,375−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −66,913−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −65,708−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −62,556−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −56,606−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −55,404−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −19,169−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −15,324−100.0% | Sold out |