BIOGEN INC. - COM (BIIB)

Q4 2023 13F Holders as of 31 Dec 2023

Type / Class
Equity / COM
Shares outstanding
146,614,676
Number of holders
993
Total 13F shares, excl. options
127,982,276
Shares change
+3,467,584
Total reported value, excl. options
$33,111,816,739
Value change
+$901,376,761
Put/Call ratio
73%
Number of buys
358
Number of sells
-453
Price
$258.77

Significant Holders of BIOGEN INC. - COM (BIIB) as of Q4 2023

1,135 filings reported holding BIIB - BIOGEN INC. - COM as of Q4 2023.
BIOGEN INC. - COM (BIIB) has 993 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 127,982,276 shares of 146,614,676 outstanding shares and own 87% of the company stock.
Largest 10 shareholders include PRIMECAP MANAGEMENT CO/CA/ (16,264,481 shares), VANGUARD GROUP INC (14,407,330 shares), BlackRock Inc. (14,246,658 shares), STATE STREET CORP (6,945,665 shares), T. Rowe Price Investment Management, Inc. (5,357,326 shares), WELLINGTON MANAGEMENT GROUP LLP (5,324,396 shares), JPMORGAN CHASE & CO (5,072,640 shares), GEODE CAPITAL MANAGEMENT, LLC (3,309,317 shares), Invesco Ltd. (1,814,666 shares), and Clearbridge Investments, LLC (1,679,302 shares).
This table shows the top 993 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.