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 2026
Institutional positions in Arrowhead Pharmaceuticals, Inc. as of Mar 31, 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
- 437
- +45 vs. Q4 2025
- Shares held
- 120.8M
- +21.9M (+22.2%) vs. Q4 2025
- Total value
- $7.58B
- +$1.01B (+15.4%) vs. Q4 2025
- New holders
- 106
- 171 more added
- Sold out
- 61
- 112 more reduced
9 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Arrowhead Pharmaceuticals, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Xponance, Inc. | 19,311 | $1.21M | 0.01% | +8,877+85.1% | Added |
| Campbell & CO Investment Adviser LLC | 18,936 | $1.19M | 0.07% | +18,936 | New |
| Van Eck Associates Corp | 18,890 | $1.18M | 0.00% | +12,453+193.5% | Added |
| Pine Valley Investments Ltd Liability Co | 18,814 | $1.18M | 0.06% | +335+1.8% | Added |
| Exchange Traded Concepts, LLC | 18,779 | $1.18M | 0.01% | +1,481+8.6% | Added |
| Myecfo, LLC | 18,497 | $1.16M | 0.49% | 00.0% | Unchanged |
| Natixis Advisors, L.P. | 18,170 | $1.14M | 0.00% | −19,425−51.7% | Reduced |
| Amundi | 17,301 | $1.08M | 0.00% | −9,089−34.4% | Reduced |
| Pathstone Holdings, LLC | 17,073 | $1.07M | 0.00% | −3,836−18.3% | Reduced |
| Allstate Corp | 16,305 | $1.02M | 0.01% | +16,305 | New |
| CI Private Wealth, LLC | 16,113 | $1.01M | 0.00% | −2,113−11.6% | Reduced |
| Teacher Retirement System of Texas | 15,829 | $992.5K | 0.00% | −2,569−14.0% | Reduced |
| Prime Capital Investment Advisors, LLC | 15,826 | $992.3K | 0.01% | +15,826 | New |
| Farallon Capital Management, L.L.C. | 15,800 | $990.7K | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 15,775 | $989.1K | 0.00% | +10,104+178.2% | Added |
| Capstone Capital Management Ltd | 15,740 | $986.9K | 0.99% | +15,740 | New |
| Private Advisor Group, LLC | 15,426 | $967.2K | 0.00% | +4,663+43.3% | Added |
| Calamos Advisors LLC | 15,396 | $965.3K | 0.00% | +15,396 | New |
| Independent Financial Group, LLC | 15,375 | $964.0K | 0.02% | −675−4.2% | Reduced |
| Prelude Capital Management, LLC | 15,217 | $954.1K | 0.07% | +1,710+12.7% | Added |
| Sierra Summit Advisors LLC | 14,353 | $899.9K | 0.13% | +14,353 | New |
| Simplex Trading, LLC | 14,281 | $895.4K | 0.03% | +14,281 | New |
| New York Life Investment Management LLC | 14,239 | $892.8K | 0.01% | +14,239 | New |
| Public Employees Retirement Association of Colorado | 14,208 | $891.0K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 14,112 | $884.8K | 0.00% | +13,436+1,987.6% | Added |
| State of Alaska, Department of Revenue | 14,020 | $879.0K | 0.01% | −56,379−80.1% | Reduced |
| Colony Group, LLC | 13,692 | $858.5K | 0.00% | −6,608−32.6% | Reduced |
| Havemeyer Place LP | 13,276 | $832.4K | 0.10% | +11,618+700.7% | Added |
| Vestmark Advisory Solutions, Inc. | 12,990 | $814.5K | 0.01% | −8,295−39.0% | Reduced |
| Blackstone Group Inc. | 12,796 | $802.3K | 0.00% | +12,796 | New |
| Quantinno Capital Management LP | 12,790 | $801.9K | 0.00% | +777+6.5% | Added |
| Tower Research Capital LLC (TRC) | 12,254 | $768.3K | 0.02% | +10,044+454.5% | Added |
| Wealth Architects, LLC | 12,247 | $767.9K | 0.07% | −21−0.2% | Reduced |
| JustInvest LLC | 12,230 | $766.8K | 0.01% | +3,076+33.6% | Added |
| Elo Mutual Pension Insurance Co | 12,208 | $765.4K | 0.01% | +12,208 | New |
| Ares Systematic Credit Ltd | 13,169 | $759.2K | 0.60% | +13,169 | New |
| Virtus Investment Advisers, Inc. | 12,045 | $755.2K | 0.21% | +2,296+23.6% | Added |
| Farther Finance Advisors, LLC | 11,971 | $753.2K | 0.01% | +30+0.3% | Added |
| CWM, LLC | 12,004 | $752.7K | 0.00% | −343−2.8% | Reduced |
| Mount Yale Investment Advisors, LLC | 11,977 | $751.0K | 0.02% | +11,977 | New |
| Swiss Life Asset Management Ltd | 11,865 | $743.9K | 0.00% | +6,067+104.6% | Added |
| Stifel Financial Corp | 11,696 | $733.4K | 0.00% | −115−1.0% | Reduced |
| Fieldview Capital Management, LLC | 11,555 | $724.5K | 0.21% | −20,110−63.5% | Reduced |
| Captrust Financial Advisors | 11,295 | $708.2K | 0.00% | −6,349−36.0% | Reduced |
| Cypress Point Wealth Management, LLC | 11,200 | $702.2K | 0.15% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 10,914 | $684.3K | 0.00% | −2,426−18.2% | Reduced |
| Cresset Asset Management, LLC | 10,848 | $680.2K | 0.00% | −665−5.8% | Reduced |
| OP Asset Management Ltd | 10,842 | $679.8K | 0.01% | +10,842 | New |
| DDFG, Inc | 10,728 | $672.6K | 0.14% | −4,000−27.2% | Reduced |
| London & Capital Asset Management Ltd | 10,700 | $671.1K | 0.01% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 10,663 | $668.6K | 0.00% | −3,925−26.9% | Reduced |
| Entropy Technologies, LP | 10,620 | $665.9K | 0.03% | −16,519−60.9% | Reduced |
| Truist Financial Corp | 10,508 | $658.9K | 0.00% | +4,201+66.6% | Added |
| Securian Asset Management, Inc | 10,321 | $647.1K | 0.03% | +10,321 | New |
| Beaumont Financial Advisors, LLC | 10,240 | $642.0K | 0.04% | −148−1.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 10,002 | $627.1K | 0.01% | −10,103−50.3% | Reduced |
| E Fund Management Co., Ltd. | 10,000 | $627.0K | 0.02% | +10,000 | New |
| Harvest Investment Services, LLC | 9,762 | $612.1K | 0.11% | +9,762 | New |
| Quadrant Capital Group LLC | 9,630 | $603.8K | 0.02% | +5,488+132.5% | Added |
| Cerity Partners LLC | 9,450 | $592.5K | 0.00% | −11,690−55.3% | Reduced |
| Cetera Investment Advisers | 9,424 | $590.9K | 0.00% | +2,727+40.7% | Added |
| Three Seasons Wealth, LLC | 9,315 | $584.1K | 0.22% | +9,315 | New |
| Alps Advisors Inc | 9,000 | $564.3K | 0.00% | +9,000 | New |
| Tema ETFs LLC | 8,970 | $562.4K | 0.04% | −2,572−22.3% | Reduced |
| Quantbot Technologies LP | 8,958 | $561.7K | 0.02% | +3,054+51.7% | Added |
| Gsa Capital Partners LLP | 8,865 | $556.0K | 0.03% | +8,865 | New |
| Virtus ETF Advisers LLC | 8,805 | $552.1K | 0.26% | −5,657−39.1% | Reduced |
| Vanguard Capital Wealth Advisors | 8,800 | $551.8K | 0.51% | −644−6.8% | Reduced |
| IFP Advisors, Inc | 8,704 | $545.7K | 0.01% | +10.0% | Added |
| M&T Bank Corp | 8,702 | $545.2K | 0.00% | +486+5.9% | Added |
| CIBC Bancorp USA Inc. | 8,673 | $543.8K | 0.00% | +8,673 | New |
| Keystone Financial Group | 8,000 | $501.6K | 0.03% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 7,934 | $497.5K | 0.01% | −414−5.0% | Reduced |
| Abel Hall, LLC | 7,910 | $496.0K | 0.11% | −909−10.3% | Reduced |
| Integrated Wealth Concepts LLC | 7,885 | $494.4K | 0.00% | +7,885 | New |
| Oppenheimer Asset Management Inc. | 7,740 | $485.3K | 0.01% | +7,740 | New |
| Seven Grand Managers, LLC | 7,500 | $470.3K | 0.03% | +7,500 | New |
| The PNC Financial Services Group, Inc. | 7,312 | $458.5K | 0.00% | −3,790−34.1% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 7,304 | $458.0K | 0.00% | +705+10.7% | Added |
| Aviva PLC | 7,294 | $457.3K | 0.00% | +7,294 | New |
| EntryPoint Capital, LLC | 7,248 | $454.4K | 0.13% | +2,287+46.1% | Added |
| Summitry LLC | 7,183 | $450.4K | 0.02% | +7,183 | New |
| Federation des caisses Desjardins du Quebec | 7,100 | $445.2K | 0.00% | +6,961+5,007.9% | Added |
| Merit Financial Group, LLC | 7,036 | $441.2K | 0.00% | +733+11.6% | Added |
| IvyRock Asset Management (HK) Ltd | 7,000 | $438.9K | 0.25% | −1,500−17.6% | Reduced |
| Inceptionr LLC | 6,791 | $425.8K | 0.10% | +6,791 | New |
| Quarry LP | 6,750 | $423.2K | 0.09% | +6,750 | New |
| AlphaGrep UK Ltd | 6,742 | $422.7K | 0.12% | +6,742 | New |
| Parkway Wealth Management Group, LLC | 6,235 | $412.9K | 0.05% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 6,582 | $412.7K | 0.01% | +1,774+36.9% | Added |
| Velan Capital Investment Management LP | 6,500 | $407.6K | 0.26% | 00.0% | Unchanged |
| DnB Asset Management AS | 6,487 | $406.7K | 0.00% | +6,487 | New |
| Mercer Global Advisors Inc | 6,316 | $396.0K | 0.00% | +1,016+19.2% | Added |
| RSM US Wealth Management LLC | 6,217 | $389.8K | 0.00% | −471−7.0% | Reduced |
| Nisa Investment Advisors, LLC | 6,208 | $389.2K | 0.00% | +1,568+33.8% | Added |
| Financial Enhancement Group LLC | 5,500 | $382.3K | 0.05% | −25−0.5% | Reduced |
| Evergreen Capital Management LLC | 6,016 | $377.2K | 0.01% | −213−3.4% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 6,012 | $377.0K | 0.00% | −143−2.3% | Reduced |
| Integrated Quantitative Investments LLC | 5,842 | $366.3K | 0.07% | +5,842 | New |
| Pallas Capital Advisors LLC | 4,728 | $296.4K | 0.01% | −971−17.0% | Reduced |