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, Q1 2025
Institutional positions in Arrowhead Pharmaceuticals, Inc. as of Mar 31, 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
- 264
- −3 vs. Q4 2024
- Shares held
- 105.3M
- +5.85M (+5.9%) vs. Q4 2024
- Total value
- $1.34B
- −$526.5M (−28.2%) vs. Q4 2024
- New holders
- 43
- 88 more added
- Sold out
- 46
- 82 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Arrowhead Pharmaceuticals, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 19,926,154 | $253.9M | 0.01% | +3,748,154+23.2% | Added |
| Vanguard Group Inc | 13,202,562 | $168.2M | 0.00% | +1,018,273+8.4% | Added |
| Avoro Capital Advisors LLC | 11,111,111 | $141.6M | 2.21% | 00.0% | Unchanged |
| State Street Corp | 6,999,249 | $89.2M | 0.00% | +983,022+16.3% | Added |
| Slate Path Capital LP | 5,232,000 | $66.7M | 1.20% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 4,785,062 | $61.0M | 0.02% | +2,774,933+138.0% | Added |
| FMR LLC | 3,315,082 | $42.2M | 0.00% | −1,786,001−35.0% | Reduced |
| Geode Capital Management, LLC | 2,950,312 | $37.6M | 0.00% | −4,635−0.2% | Reduced |
| Siren, L.L.C. | 2,669,880 | $34.0M | 1.92% | −231,801−8.0% | Reduced |
| T. Rowe Price Investment Management, Inc. | 2,528,982 | $32.2M | 0.02% | +21,686+0.9% | Added |
| Morgan Stanley | 1,848,536 | $23.6M | 0.00% | +312,124+20.3% | Added |
| Norges Bank | 1,802,584 | $23.0M | 0.00% | −251,780−12.3% | Reduced |
| Goldman Sachs Group Inc | 1,741,666 | $22.2M | 0.00% | +447,456+34.6% | Added |
| UBS Group AG | 1,626,563 | $20.7M | 0.00% | +321,234+24.6% | Added |
| Northern Trust Corp | 1,210,813 | $15.4M | 0.00% | −273,606−18.4% | Reduced |
| Standard Life Aberdeen plc | 1,072,827 | $13.7M | 0.03% | +622,752+138.4% | Added |
| Charles Schwab Investment Management Inc | 1,035,290 | $13.2M | 0.00% | +17,570+1.7% | Added |
| Citadel Advisors LLC | 986,951 | $12.6M | 0.01% | +618,953+168.2% | Added |
| Two Sigma Investments, LP | 835,174 | $10.6M | 0.02% | +40,801+5.1% | Added |
| Western Financial Corp | 820,239 | $10.4M | 6.07% | 00.0% | Unchanged |
| Bank of America Corp | 798,200 | $10.2M | 0.00% | +222,226+38.6% | Added |
| Bank of New York Mellon Corp | 776,039 | $9.89M | 0.00% | −54,019−6.5% | Reduced |
| Two Sigma Advisers, LP | 723,800 | $9.22M | 0.02% | +293,100+68.1% | Added |
| Millennium Management LLC | 690,796 | $8.80M | 0.01% | −223,754−24.5% | Reduced |
| Privium Fund Management B.V. | 629,214 | $8.02M | 2.09% | +248,628+65.3% | Added |
| Principal Financial Group Inc | 629,075 | $8.01M | 0.00% | +340,191+117.8% | Added |
| Woodline Partners LP | 562,175 | $7.16M | 0.05% | −277,999−33.1% | Reduced |
| Aquilo Capital Management, LLC | 550,130 | $7.01M | 18.90% | −157,459−22.3% | Reduced |
| JPMorgan Chase & Co | 487,671 | $6.21M | 0.00% | −1,532,755−75.9% | Reduced |
| Fisher Asset Management, LLC | 483,253 | $6.16M | 0.00% | +340,314+238.1% | Added |
| Clearbridge Investments, LLC | 459,854 | $5.86M | 0.01% | +459,854 | New |
| Public Sector Pension Investment Board | 399,870 | $5.09M | 0.02% | +399,870 | New |
| Legal & General Group Plc | 395,114 | $5.03M | 0.00% | +149,842+61.1% | Added |
| Rhumbline Advisers | 345,979 | $4.41M | 0.00% | −34,365−9.0% | Reduced |
| Nuveen, LLC | 337,878 | $4.30M | 0.00% | +337,878 | New |
| Citigroup Inc | 327,310 | $4.17M | 0.00% | +153,402+88.2% | Added |
| Invesco Ltd. | 314,080 | $4.00M | 0.00% | +137,845+78.2% | Added |
| Pictet Asset Management Holding SA | 288,030 | $3.97M | 0.00% | +273,816+1,926.4% | Added |
| Edgestream Partners, L.P. | 305,507 | $3.89M | 0.13% | +185,096+153.7% | Added |
| Susquehanna International Group, LLP | 289,376 | $3.69M | 0.01% | −128,870−30.8% | Reduced |
| Ameriprise Financial Inc | 286,231 | $3.65M | 0.00% | +61,243+27.2% | Added |
| Silvercrest Asset Management Group LLC | 279,749 | $3.56M | 0.03% | −762−0.3% | Reduced |
| Sphera Funds Management Ltd. | 277,550 | $3.54M | 0.87% | +80,000+40.5% | Added |
| Deutsche Bank AG | 249,989 | $3.18M | 0.00% | −8,975−3.5% | Reduced |
| Johnson & Johnson | 247,598 | $3.15M | 0.92% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 240,175 | $3.06M | 0.01% | +154,131+179.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 238,328 | $3.05M | 0.01% | −4,374−1.8% | Reduced |
| Barclays PLC | 230,138 | $2.93M | 0.00% | −82,422−26.4% | Reduced |
| Swiss National Bank | 216,900 | $2.76M | 0.00% | −3,100−1.4% | Reduced |
| Hudson Bay Capital Management LP | 213,130 | $2.72M | 0.02% | +38,130+21.8% | Added |
| Rafferty Asset Management, LLC | 192,791 | $2.46M | 0.01% | +54,414+39.3% | Added |
| Prudential Financial Inc | 123,955 | $2.30M | 0.00% | +111,670+909.0% | Added |
| Schroder Investment Management Group | 165,122 | $2.28M | 0.00% | −40,948−19.9% | Reduced |
| Integral Health Asset Management, LLC | 175,000 | $2.23M | 0.25% | −100,000−36.4% | Reduced |
| Wealth Effects LLC | 170,550 | $2.17M | 0.91% | +14,675+9.4% | Added |
| Capital Fund Management S.A. | 163,146 | $2.08M | 0.03% | +163,146 | New |
| Alliancebernstein L.P. | 154,770 | $1.97M | 0.00% | −110,712−41.7% | Reduced |
| KC Investment Advisors, LLC | 150,000 | $1.91M | 0.42% | +75,000+100.0% | Added |
| New York State Teachers Retirement System | 148,376 | $1.89M | 0.00% | +9,593+6.9% | Added |
| Pinnacle Associates Ltd | 141,162 | $1.80M | 0.03% | +141,162 | New |
| Qube Research & Technologies Ltd | 132,095 | $1.68M | 0.00% | +13,212+11.1% | Added |
| Nordea Investment Management AB | 130,872 | $1.68M | 0.00% | −1,316−1.0% | Reduced |
| Kornitzer Capital Management Inc | 126,510 | $1.61M | 0.03% | 00.0% | Unchanged |
| Capital International Investors | 126,230 | $1.61M | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 118,172 | $1.50M | 0.00% | +17,583+17.5% | Added |
| Verition Fund Management LLC | 115,229 | $1.47M | 0.01% | +82,370+250.7% | Added |
| HighTower Advisors, LLC | 112,417 | $1.43M | 0.00% | +37,361+49.8% | Added |
| California State Teachers Retirement System | 102,675 | $1.31M | 0.00% | −2,479−2.4% | Reduced |
| State of New Jersey Common Pension Fund D | 102,572 | $1.31M | 0.01% | −10,286−9.1% | Reduced |
| Aquatic Capital Management LLC | 101,331 | $1.29M | 0.03% | −68,063−40.2% | Reduced |
| Balyasny Asset Management LLC | 99,723 | $1.27M | 0.00% | −273,026−73.2% | Reduced |
| Platinum Investment Management Ltd | 98,409 | $1.25M | 0.07% | +9,984+11.3% | Added |
| Price T Rowe Associates Inc | 93,189 | $1.19M | 0.00% | +17,331+22.8% | Added |
| Walleye Capital LLC | 93,041 | $1.19M | 0.01% | −80,360−46.3% | Reduced |
| Thrivent Financial for Lutherans | 92,621 | $1.18M | 0.00% | +63,370+216.6% | Added |
| Jump Financial, LLC | 88,204 | $1.12M | 0.02% | −52,755−37.4% | Reduced |
| King Luther Capital Management Corp | 83,590 | $1.06M | 0.00% | +6,625+8.6% | Added |
| BNP Paribas Arbitrage, SA | 82,823 | $1.06M | 0.00% | −5,206−5.9% | Reduced |
| Intech Investment Management LLC | 82,153 | $1.05M | 0.01% | −6,508−7.3% | Reduced |
| HRT Financial LP | 73,577 | $937.0K | 0.01% | −4,565−5.8% | Reduced |
| MetLife Investment Management | 71,963 | $916.8K | 0.00% | −69,048−49.0% | Reduced |
| Gsa Capital Partners LLP | 71,685 | $913.0K | 0.08% | +60,018+514.4% | Added |
| Magnetar Financial LLC | 70,375 | $896.6K | 0.01% | +56,008+389.8% | Added |
| State of Alaska, Department of Revenue | 69,870 | $890.0K | 0.01% | +55,708+393.4% | Added |
| SG Americas Securities, LLC | 68,346 | $871.0K | 0.00% | +68,346 | New |
| M28 Capital Management LP | 67,400 | $858.7K | 1.18% | 00.0% | Unchanged |
| Wells Fargo & Company | 67,340 | $857.9K | 0.00% | +4,454+7.1% | Added |
| CenterBook Partners LP | 66,913 | $852.5K | 0.05% | −283,560−80.9% | Reduced |
| State of Wisconsin Investment Board | 66,331 | $845.1K | 0.00% | +280+0.4% | Added |
| Tudor Investment Corp Et Al | 65,708 | $837.1K | 0.01% | −865−1.3% | Reduced |
| Manufacturers Life Insurance Company, The | 65,685 | $836.8K | 0.00% | −72,609−52.5% | Reduced |
| Corebridge Financial, Inc. | 62,556 | $797.0K | 0.00% | −136,598−68.6% | Reduced |
| Marshall Wace, LLP | 59,760 | $761.3K | 0.00% | −26,873−31.0% | Reduced |
| Louisiana State Employees Retirement System | 59,400 | $756.8K | 0.02% | +24,900+72.2% | Added |
| Simplex Trading, LLC | 57,092 | $727.0K | 0.03% | +40,785+250.1% | Added |
| TD Asset Management Inc | 56,606 | $721.2K | 0.00% | −7,178−11.3% | Reduced |
| ADAR1 Capital Management, LLC | 56,300 | $717.3K | 0.14% | +43,400+336.4% | Added |
| Fox Run Management, L.L.C. | 55,404 | $705.8K | 0.11% | +3,062+5.8% | Added |
| State of Tennessee, Treasury Department | 55,236 | $703.7K | 0.00% | +24,488+79.6% | Added |
| Janus Henderson Group PLC | 49,845 | $688.6K | 0.00% | 00.0% | Unchanged |