Biogen Inc.
BIIB- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0000875045
In the last 90 days, Biogen Inc. insiders filed 0 open-market purchases and 1 sale; 1,046 institutions reported holding it in 13F filings for Q2 2026, worth $30.7B in total; no superinvestor holds it.
13F holders, Q3 2021
Institutional positions in Biogen Inc. as of Sep 30, 2021. 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
- 1,044
- −50 vs. Q2 2021
- Shares held
- 123.8M
- −1.32M (−1.1%) vs. Q2 2021
- Total value
- $35.1B
- −$8.22B (−19.0%) vs. Q2 2021
- New holders
- 74
- 351 more added
- Sold out
- 124
- 398 more reduced
13 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BIIB 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 | 1,046 | $30.7B |
| Q1 2026 | 1,015 | $24.7B |
| Q4 2025 | 1,002 | $24.6B |
| Q3 2025 | 909 | $18.4B |
| Q2 2025 | 867 | $16.3B |
| Q1 2025 | 882 | $17.7B |
| Q4 2024 | 879 | $20.2B |
| Q3 2024 | 921 | $25.1B |
| Q2 2024 | 947 | $29.9B |
| Q1 2024 | 955 | $28.0B |
| Q4 2023 | 1,005 | $33.3B |
| Q3 2023 | 966 | $32.2B |
| Q2 2023 | 1,009 | $36.1B |
| Q1 2023 | 1,004 | $35.0B |
| Q4 2022 | 1,033 | $34.6B |
| Q3 2022 | 987 | $33.0B |
| Q2 2022 | 930 | $25.0B |
| Q1 2022 | 954 | $25.9B |
| Q4 2021 | 1,014 | $29.7B |
| Q3 2021 | 1,044 | $35.1B |
| Q2 2021 | 1,107 | $43.6B |
| Q1 2021 | 1,096 | $35.7B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Biogen Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sittner & Nelson, LLC | 110 | $31.0K | 0.02% | 00.0% | Unchanged |
| Valley National Advisers Inc | 111 | $31.0K | 0.01% | +9+8.8% | Added |
| Anchor Investment Management, LLC | 110 | $31.1K | 0.00% | 00.0% | Unchanged |
| Smithfield Trust Co | 112 | $32.0K | 0.00% | 00.0% | Unchanged |
| First Manhattan Co | 120 | $33.0K | 0.00% | −940−88.7% | Reduced |
| Logan Capital Management Inc | 115 | $33.0K | 0.00% | 00.0% | Unchanged |
| Hartford Financial Management Inc. | 115 | $33.0K | 0.01% | 00.0% | Unchanged |
| Sandy Spring Bank | 115 | $33.0K | 0.00% | 00.0% | Unchanged |
| Private Capital Group, LLC | 115 | $33.0K | 0.01% | +8+7.5% | Added |
| Kistler-Tiffany Companies, LLC | 119 | $34.0K | 0.01% | 00.0% | Unchanged |
| Evolution Wealth Advisors, LLC | 120 | $34.0K | 0.01% | +59+96.7% | Added |
| Northern Oak Wealth Management Inc | 125 | $35.0K | 0.00% | 00.0% | Unchanged |
| Security National Trust Co | 100 | $35.0K | 0.01% | 00.0% | Unchanged |
| FourThought Financial, LLC | 132 | $37.0K | 0.00% | 00.0% | Unchanged |
| Founders Capital Management | 130 | $37.0K | 0.03% | +130 | New |
| Gables Capital Management Inc. | 136 | $38.0K | 0.02% | 00.0% | Unchanged |
| Rosenberg Matthew Hamilton | 134 | $38.0K | 0.02% | +25+22.9% | Added |
| Total Clarity Wealth Management, Inc. | 135 | $38.0K | 0.02% | +135 | New |
| Accel Wealth Management | 137 | $39.0K | 0.03% | 00.0% | Unchanged |
| Bartlett & Co. Wealth Management LLC | 140 | $39.6K | 0.00% | −116−45.3% | Reduced |
| Bartlett & Co. LLC | 140 | $40.0K | 0.00% | −116−45.3% | Reduced |
| Hudock, Inc. | 145 | $41.0K | 0.01% | −5−3.3% | Reduced |
| BDO Wealth Advisors, LLC | 145 | $41.0K | 0.00% | 00.0% | Unchanged |
| Resolute Partners Group | 145 | $41.0K | 0.01% | 00.0% | Unchanged |
| Sierra Capital LLC | 151 | $43.0K | 0.01% | 00.0% | Unchanged |
| Harbor Investment Advisory, LLC | 159 | $45.0K | 0.01% | 00.0% | Unchanged |
| Silvant Capital Management LLC | 164 | $46.0K | 0.01% | 00.0% | Unchanged |
| Trust Co | 163 | $46.0K | 0.01% | 00.0% | Unchanged |
| Graves-Light Private Wealth Management, Inc. | 162 | $46.0K | 0.01% | +47+40.9% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 168 | $48.0K | 0.00% | +35+26.3% | Added |
| Proequities, Inc. | 172 | $49.0K | 0.00% | +100+138.9% | Added |
| Barrett Asset Management, LLC | 175 | $50.0K | 0.00% | −575−76.7% | Reduced |
| Hexagon Capital Partners LLC | 177 | $50.0K | 0.01% | 00.0% | Unchanged |
| O'Dell Group, LLC | 181 | $51.0K | 0.02% | +181 | New |
| North Star Investment Management Corp. | 187 | $53.0K | 0.00% | −9−4.6% | Reduced |
| Lake Street Financial LLC | 195 | $55.0K | 0.01% | +195 | New |
| Gemmer Asset Management LLC | 200 | $57.0K | 0.01% | +11+5.8% | Added |
| Montag A & Associates Inc | 209 | $59.0K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 210 | $59.0K | 0.01% | +6+2.9% | Added |
| CNB Bank | 222 | $63.0K | 0.04% | −106−32.3% | Reduced |
| Itau Unibanco Holding S.A. | 222 | $63.0K | 0.00% | +77+53.1% | Added |
| Zions Bancorporation, N.A. | 228 | $65.0K | 0.01% | −82−26.5% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 230 | $65.0K | 0.00% | 00.0% | Unchanged |
| Gradient Investments LLC | 232 | $66.0K | 0.00% | 00.0% | Unchanged |
| Simon Quick Advisors, LLC | 236 | $66.0K | 0.02% | +6+2.6% | Added |
| Walled Lake Planning & Wealth Management, LLC | 236 | $67.0K | 0.04% | 00.0% | Unchanged |
| Bellwether Advisors, LLC | 237 | $67.0K | 0.02% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 246 | $70.0K | 0.02% | −93−27.4% | Reduced |
| Maj Invest Holding A/S | 250 | $71.0K | 0.00% | 00.0% | Unchanged |
| Phoenix Wealth Advisors | 263 | $74.0K | 0.06% | 00.0% | Unchanged |
| Plante Moran Financial Advisors, LLC | 262 | $74.0K | 0.02% | +48+22.4% | Added |
| Disciplined Investments, LLC | 277 | $78.0K | 0.04% | 00.0% | Unchanged |
| First Mercantile Trust Co | 296 | $84.0K | 0.01% | +296 | New |
| HM Payson & Co | 300 | $85.0K | 0.00% | 00.0% | Unchanged |
| Atlas Private Wealth Advisors | 301 | $85.0K | 0.04% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 318 | $90.0K | 0.00% | −24−7.0% | Reduced |
| Sonora Investment Management, LLC | 318 | $90.0K | 0.01% | +91+40.1% | Added |
| CX Institutional | 320 | $91.0K | 0.01% | −15−4.5% | Reduced |
| Glassman Wealth Services | 332 | $94.0K | 0.02% | +6+1.8% | Added |
| Optimum Investment Advisors | 351 | $99.0K | 0.04% | 00.0% | Unchanged |
| Credit Agricole S A | 350 | $99.0K | 0.00% | +136+63.6% | Added |
| Eagle Bay Advisors LLC | 354 | $100.0K | 0.06% | +177+100.0% | Added |
| Asset Dedication, LLC | 347 | $101.0K | 0.01% | 00.0% | Unchanged |
| Perkins Coie Trust Co | 366 | $104.0K | 0.03% | 00.0% | Unchanged |
| Exane Derivatives | 370 | $104.7K | 0.03% | +369+36,900.0% | Added |
| True Link Financial Advisors, LLC | 11 | $106.0K | 0.01% | 00.0% | Unchanged |
| Prentice Wealth Management LLC | 394 | $111.0K | 0.05% | +6+1.5% | Added |
| AlphaCentric Advisors LLC | 400 | $113.0K | 0.03% | 00.0% | Unchanged |
| Centaurus Financial, Inc. | 404 | $114.0K | 0.01% | −100−19.8% | Reduced |
| Bedel Financial Consulting, Inc. | 406 | $115.0K | 0.04% | 00.0% | Unchanged |
| City Holding Co | 425 | $120.0K | 0.02% | 00.0% | Unchanged |
| Washington Trust Co | 429 | $121.0K | 0.00% | +2+0.5% | Added |
| Dougherty Wealth Advisers LLC | 428 | $121.0K | 0.18% | 00.0% | Unchanged |
| WFA of San Diego, LLC | 442 | $125.0K | 0.09% | +442 | New |
| Thompson Siegel & Walmsley LLC | 446 | $126.0K | 0.00% | 00.0% | Unchanged |
| CoreFirst Bank & Trust | 450 | $127.0K | 0.09% | 00.0% | Unchanged |
| LeJeune Puetz Investment Counsel LLC | 452 | $128.0K | 0.05% | 00.0% | Unchanged |
| JJJ Advisors Inc. | 461 | $130.0K | 0.05% | +154+50.2% | Added |
| Wolff Wiese Magana LLC | 469 | $132.0K | 0.09% | 00.0% | Unchanged |
| Patriot Financial Group Insurance Agency, LLC | 467 | $132.0K | 0.02% | +8+1.7% | Added |
| Pinnacle Bancorp, Inc. | 477 | $135.0K | 0.05% | −5−1.0% | Reduced |
| Baldwin Brothers Inc | 480 | $136.0K | 0.02% | +80+20.0% | Added |
| Key Financial Inc | 495 | $140.0K | 0.08% | −411−45.4% | Reduced |
| Denali Advisors LLC | 500 | $141.0K | 0.06% | −100−16.7% | Reduced |
| Adalta Capital Management LLC | 500 | $141.0K | 0.08% | 00.0% | Unchanged |
| Twin Lakes Capital Management, LLC | 511 | $145.0K | 0.09% | −17−3.2% | Reduced |
| Liberty Wealth Management LLC | 511 | $145.0K | 0.05% | 00.0% | Unchanged |
| Burleson & Company, LLC | 540 | $153.0K | 0.02% | 00.0% | Unchanged |
| Mirova | 545 | $154.0K | 0.02% | +48+9.7% | Added |
| Institutional & Family Asset Management, LLC | 546 | $155.0K | 0.03% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 564 | $159.0K | 0.01% | −206−26.8% | Reduced |
| Kelly Financial Services LLC | 564 | $159.6K | 0.09% | −194,718−99.7% | Reduced |
| Ellevest, Inc. | 593 | $168.0K | 0.02% | +33+5.9% | Added |
| Psagot Investment House Ltd. | 600 | $170.0K | 0.03% | −375−38.5% | Reduced |
| Hanson & Doremus Investment Management | 601 | $170.0K | 0.04% | +76+14.5% | Added |
| NEXT Financial Group, Inc | 601 | $170.0K | 0.01% | +448+292.8% | Added |
| Psagot Value Holdings Ltd. / (Israel) | 600 | $170.0K | 0.03% | +600 | New |
| Ade, LLC | 620 | $175.0K | 0.16% | 00.0% | Unchanged |
| Rowland & Co Investment Counsel | 666 | $178.2K | 0.06% | −230−25.7% | Reduced |
| Quadrant Capital Group LLC | 633 | $179.0K | 0.02% | 00.0% | Unchanged |