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 2026
Institutional positions in Arrowhead Pharmaceuticals, 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
- 501
- +69 vs. Q1 2026
- Shares held
- 119.3M
- −33.6K (0.0%) vs. Q1 2026
- Total value
- $9.73B
- +$2.25B (+30.0%) vs. Q1 2026
- New holders
- 127
- 153 more added
- Sold out
- 58
- 158 more reduced
5 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 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 2026
Shares, value and share of portfolio for each institution holding Arrowhead Pharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | 111,955 | $9.13M | 0.01% | −48,467−30.2% | Reduced |
| Van Eck Associates Corp | 111,500 | $9.09M | 0.01% | +92,610+490.3% | Added |
| ACT Capital Management, LLC | 110,100 | $8.97M | 5.86% | +27,600+33.5% | Added |
| Empowered Funds, LLC | 108,041 | $8.81M | 0.05% | −29,179−21.3% | Reduced |
| State Board of Administration of Florida Retirement System | 104,322 | $8.50M | 0.01% | +74,673+251.9% | Added |
| Silvercrest Asset Management Group LLC | 103,616 | $8.45M | 0.06% | −4,797−4.4% | Reduced |
| Victory Capital Management Inc | 100,717 | $8.21M | 0.00% | +11,431+12.8% | Added |
| Creative Planning | 100,290 | $8.17M | 0.00% | +12,034+13.6% | Added |
| Neuberger Berman Group LLC | 98,467 | $8.03M | 0.01% | −105,447−51.7% | Reduced |
| Dorsey Wright & Associates | 97,466 | $7.94M | 1.35% | +97,466 | New |
| New York State Common Retirement Fund | 95,515 | $7.79M | 0.01% | +53,636+128.1% | Added |
| Keystone Investors Pte Ltd | 94,661 | $7.72M | 0.41% | +94,661 | New |
| Federated Hermes, Inc. | 89,365 | $7.28M | 0.01% | +75,253+533.3% | Added |
| Barclays PLC | 86,776 | $7.07M | 0.00% | −28,567−24.8% | Reduced |
| Prudential Financial Inc | 85,710 | $6.99M | 0.01% | +15,570+22.2% | Added |
| Great West Life Assurance Co | 82,488 | $6.72M | 0.01% | +1,681+2.1% | Added |
| Bessemer Group Inc | 79,140 | $6.45M | 0.01% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 77,403 | $6.31M | 0.53% | +77,398+1,547,960.0% | Added |
| Allianz Asset Management GmbH | 75,353 | $6.14M | 0.01% | +19,731+35.5% | Added |
| KC Investment Advisors, LLC | 75,000 | $6.11M | 1.16% | 00.0% | Unchanged |
| Stifel Financial Corp | 73,294 | $5.97M | 0.00% | +61,598+526.7% | Added |
| Erste Asset Management GmbH | 73,000 | $5.88M | 0.05% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 71,181 | $5.80M | 0.01% | −6,666−8.6% | Reduced |
| MetLife Investment Management | 71,062 | $5.79M | 0.03% | −69,342−49.4% | Reduced |
| ADAR1 Capital Management, LLC | 69,800 | $5.69M | 0.27% | −500−0.7% | Reduced |
| Orion Investment Co | 65,831 | $5.37M | 1.57% | +3,296+5.3% | Added |
| Platinum Investment Management Ltd | 64,752 | $5.28M | 1.30% | 00.0% | Unchanged |
| Amalgamated Bank | 64,447 | $5.25M | 0.04% | +4,140+6.9% | Added |
| Jain Global LLC | 61,895 | $5.05M | 0.06% | +61,895 | New |
| Police & Firemen's Retirement System of New Jersey | 61,104 | $4.98M | 0.04% | +24,229+65.7% | Added |
| Vanguard Global Advisers, LLC | 61,098 | $4.98M | 0.00% | −2,026−3.2% | Reduced |
| Royal Bank of Canada | 60,957 | $4.97M | 0.00% | −359−0.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 60,466 | $4.92M | 0.01% | −79,132−56.7% | Reduced |
| Ghisallo Capital Management LLC | 60,000 | $4.89M | 0.10% | +60,000 | New |
| Brevan Howard Capital Management LP | 58,923 | $4.80M | 0.07% | +58,923 | New |
| Alyeska Investment Group, L.P. | 58,722 | $4.79M | 0.01% | −414,148−87.6% | Reduced |
| Treasurer of the State of North Carolina | 57,530 | $4.69M | 0.01% | +57,530 | New |
| Commonwealth Equity Services, LLC | 55,170 | $4.50M | 0.01% | +94+0.2% | Added |
| King Luther Capital Management Corp | 53,725 | $4.38M | 0.02% | 00.0% | Unchanged |
| Nomura Asset Management International Inc. | 52,344 | $4.27M | 0.01% | +9,590+22.4% | Added |
| Osterweis Capital Management Inc | 50,315 | $4.10M | 0.19% | +50,315 | New |
| Wellington Management Group LLP | 50,081 | $4.08M | 0.00% | −4,437−8.1% | Reduced |
| Cormorant Asset Management, LP | 50,000 | $4.08M | 0.21% | −50,000−50.0% | Reduced |
| Guggenheim Capital LLC | 46,565 | $3.80M | 0.02% | −44,898−49.1% | Reduced |
| State of Tennessee, Treasury Department | 44,756 | $3.65M | 0.01% | +11,899+36.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 44,360 | $3.62M | 0.01% | −4,012−8.3% | Reduced |
| Shay Capital LLC | 44,000 | $3.59M | 0.40% | +44,000 | New |
| Virginia Retirement Systems Et Al | 43,350 | $3.53M | 0.02% | +11,300+35.3% | Added |
| Teachers Retirement System of the State of Kentucky | 43,261 | $3.53M | 0.02% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 42,800 | $3.49M | 0.01% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 43,243 | $3.48M | 0.01% | −11,936−21.6% | Reduced |
| Rafferty Asset Management, LLC | 41,246 | $3.36M | 0.01% | −38,359−48.2% | Reduced |
| Boothbay Fund Management, LLC | 41,242 | $3.36M | 0.06% | −5,746−12.2% | Reduced |
| Louisiana State Employees Retirement System | 41,200 | $3.36M | 0.05% | +600+1.5% | Added |
| Y-Intercept (Hong Kong) Ltd | 40,231 | $3.28M | 0.06% | +40,231 | New |
| Yousif Capital Management, LLC | 40,203 | $3.28M | 0.04% | −2,387−5.6% | Reduced |
| Edgestream Partners, L.P. | 39,489 | $3.22M | 0.10% | −52,508−57.1% | Reduced |
| StemPoint Capital LP | 39,198 | $3.20M | 0.55% | +39,198 | New |
| Public Employees Retirement System of Ohio | 38,507 | $3.14M | 0.01% | +38,507 | New |
| State of New Jersey Common Pension Fund D | 38,486 | $3.14M | 0.01% | −3,308−7.9% | Reduced |
| Algert Global LLC | 38,340 | $3.13M | 0.04% | −21,680−36.1% | Reduced |
| Ikarian Capital, LLC | 38,278 | $3.12M | 0.51% | +38,278 | New |
| US Bancorp | 38,226 | $3.12M | 0.00% | +3,543+10.2% | Added |
| EP Wealth Advisors, LLC | 38,135 | $3.11M | 0.01% | −271−0.7% | Reduced |
| M28 Capital Management LP | 36,851 | $3.00M | 6.37% | 00.0% | Unchanged |
| Polymer Capital Management (HK) LTD | 36,800 | $3.00M | 0.30% | +36,800 | New |
| Engineers Gate Manager LP | 36,495 | $2.97M | 0.04% | −8,361−18.6% | Reduced |
| Kornitzer Capital Management Inc | 35,780 | $2.92M | 0.06% | 00.0% | Unchanged |
| Panagora Asset Management Inc | 35,103 | $2.86M | 0.01% | −426,090−92.4% | Reduced |
| Tower Research Capital LLC (TRC) | 34,537 | $2.82M | 0.07% | +22,283+181.8% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 33,721 | $2.75M | 0.01% | −1,365−3.9% | Reduced |
| Alpine Global Management, LLC | 33,339 | $2.72M | 0.45% | +33,339 | New |
| State of Michigan Retirement System | 32,900 | $2.68M | 0.01% | −800−2.4% | Reduced |
| Arizona State Retirement System | 32,843 | $2.68M | 0.01% | −748−2.2% | Reduced |
| Exome Asset Management LLC | 32,214 | $2.63M | 1.62% | −13,507−29.5% | Reduced |
| KLP Kapitalforvaltning AS | 32,200 | $2.62M | 0.01% | +5,300+19.7% | Added |
| Oak Ridge Investments LLC | 31,910 | $2.60M | 0.15% | +796+2.6% | Added |
| Northwestern Mutual Investment Management Company, LLC | 31,685 | $2.58M | 0.03% | +314+1.0% | Added |
| Thrivent Financial for Lutherans | 31,279 | $2.55M | 0.00% | −271−0.9% | Reduced |
| Vanguard Investments Australia, Ltd. | 30,828 | $2.51M | 0.01% | 00.0% | Unchanged |
| Fifth Third Bancorp | 30,534 | $2.49M | 0.00% | −2,913−8.7% | Reduced |
| Colony Group, LLC | 30,510 | $2.49M | 0.00% | +16,818+122.8% | Added |
| Private Advisor Group, LLC | 30,352 | $2.47M | 0.01% | +14,926+96.8% | Added |
| Bank of Hawaii | 29,276 | $2.39M | 0.12% | +9,151+45.5% | Added |
| Cetera Investment Advisers | 29,241 | $2.38M | 0.00% | +19,817+210.3% | Added |
| Oregon Public Employees Retirement Fund | 29,155 | $2.38M | 0.03% | +455+1.6% | Added |
| New Mexico Educational Retirement Board | 29,000 | $2.36M | 0.06% | 00.0% | Unchanged |
| Simplex Trading, LLC | 29,002 | $2.36M | 0.06% | +14,721+103.1% | Added |
| Ensign Peak Advisors, Inc | 28,714 | $2.34M | 0.00% | −30,407−51.4% | Reduced |
| XTX Topco Ltd | 28,590 | $2.33M | 0.03% | +28,590 | New |
| Mediolanum International Funds Ltd | 28,940 | $2.33M | 0.02% | +28,940 | New |
| Natixis Advisors, L.P. | 27,872 | $2.27M | 0.00% | +9,702+53.4% | Added |
| TD Asset Management Inc | 26,920 | $2.19M | 0.00% | −17,800−39.8% | Reduced |
| DekaBank Deutsche Girozentrale | 37,844 | $2.17M | 0.00% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. AG | 26,338 | $2.15M | 0.02% | 00.0% | Unchanged |
| Washington Trust Advisors, Inc. | 26,185 | $2.13M | 0.16% | +911+3.6% | Added |
| SBI Okasan Asset Management Co.Ltd. | 26,300 | $2.12M | 0.07% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 25,923 | $2.11M | 0.06% | −11,051−29.9% | Reduced |
| Landscape Capital Management, L.L.C. | 25,623 | $2.09M | 0.14% | +25,623 | New |
| Hudson Bay Capital Management LP | 25,620 | $2.09M | 0.01% | −38,523−60.1% | Reduced |