Biogen Inc. (BIIB)
NasdaqGS - NasdaqGS Real-time price. Currency in USD
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Major holders
Currency in USDBreakdown
| 0.69% | % of shares held by all insiders |
| 86.46% | % of shares held by institutions |
| 87.06% | % of float held by institutions |
| 1,359 | Number of institutions holding shares |
Top institutional holders
| Holder | Shares | Date reported | % out | Value |
|---|---|---|---|---|
| Primecap Management Company | 15,726,526 | 29 Jun 2022 | 10.84% | 3,110,392,293 |
| Blackrock Inc. | 14,463,459 | 29 Jun 2022 | 9.97% | 2,860,582,903 |
| Vanguard Group, Inc. (The) | 11,860,022 | 29 Jun 2022 | 8.17% | 2,345,675,136 |
| State Street Corporation | 6,876,881 | 29 Jun 2022 | 4.74% | 1,360,109,515 |
| Wellington Management Group, LLP | 6,286,725 | 29 Jun 2022 | 4.33% | 1,243,388,462 |
| Geode Capital Management, LLC | 3,245,523 | 29 Jun 2022 | 2.24% | 641,899,534 |
| ClearBridge Investments, LLC | 1,967,210 | 29 Jun 2022 | 1.36% | 389,074,791 |
| JP Morgan Chase & Company | 1,975,090 | 29 Jun 2022 | 1.36% | 390,633,297 |
| Northern Trust Corporation | 1,709,577 | 29 Jun 2022 | 1.18% | 338,120,136 |
| Deutsche Bank Aktiengesellschaft | 1,666,899 | 29 Jun 2022 | 1.15% | 329,679,282 |
| Norges Bank Investment Management | 1,555,205 | 30 Dec 2021 | 1.07% | 307,588,443 |
Top mutual fund holders
| Holder | Shares | Date reported | % out | Value |
|---|---|---|---|---|
| Vanguard/Primecap Fund | 8,923,691 | 29 Jun 2022 | 6.15% | 1,764,927,595 |
| Vanguard Specialized-Health Care Fund | 5,192,274 | 29 Apr 2022 | 3.58% | 1,026,927,945 |
| Vanguard Total Stock Market Index Fund | 4,312,728 | 29 Jun 2022 | 2.97% | 852,971,338 |
| Vanguard 500 Index Fund | 3,242,125 | 29 Jun 2022 | 2.23% | 641,227,478 |
| Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF | 2,128,422 | 30 Aug 2022 | 1.47% | 420,959,300 |
| Invesco ETF Tr-Invesco NASDAQ 100 ETF | 2,127,805 | 30 Mar 2022 | 1.45% | 420,837,270 |
| Vanguard Horizon Fund-Capital Opportunity Fund | 2,068,588 | 29 Jun 2022 | 1.43% | 409,125,332 |
| SPDR S&P 500 ETF Trust | 1,567,136 | 30 Aug 2022 | 1.08% | 309,948,156 |
| Fidelity 500 Index Fund | 1,554,659 | 29 Jun 2022 | 1.07% | 307,480,455 |
| iShares Core S&P 500 ETF | 1,305,275 | 30 Aug 2022 | 0.90% | 258,157,287 |
| Vanguard Index-Value Index Fund | 1,265,861 | 29 Jun 2022 | 0.87% | 250,361,987 |
| Vanguard Fenway Fds-Primecap Core Fund | 1,169,827 | 29 Jun 2022 | 0.81% | 231,368,382 |
| Vanguard Institutional Index Fund-Institutional Index Fund | 1,084,560 | 29 Jun 2022 | 0.75% | 214,504,275 |
| Primecap Odyssey Aggressive Growth Fund | 879,539 | 29 Jun 2022 | 0.61% | 173,955,222 |
| Primecap Odyssey Growth Fund | 791,400 | 29 Jun 2022 | 0.55% | 156,523,091 |
| Legg Mason Clearbridge Aggressive Growth Fd | 684,562 | 30 May 2022 | 0.47% | 135,392,671 |
| Vanguard/Windsor Fund Inc. | 670,884 | 29 Apr 2022 | 0.46% | 132,687,436 |
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