Position in BIIB
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$58,435,520
-$1,275,070 QoQ
Shares Held
318,745
-6.1% QoQ
Ownership
0.216%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 59.73897629766741.ToString("F0")%
Shared 0.ToString("F0")%
None 40.26102370233259.ToString("F0")%
Common Shares in BIIB Over Time
Shares Held
Position Value (USD)
Derivatives in BIIB
reported options exposure · as of Mar 31, 2022CallValue
$84,240
CallShares
400
PutValue
$84,240
PutShares
400
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Drug Manufacturers - General
Healthcare · as of Mar 31, 2026Man Group plc holds $1,645,149,077 across 10 Drug Manufacturers - General names. BIIB ranks #8 (3.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LLY |
ELI LILLY & Co
|
422,016 | $388,157,656 | |
| 2 | ABBV |
AbbVie Inc.
|
1,774,415 | $385,917,516 | |
| 3 | BMY |
Bristol Myers Squibb Co
|
5,658,497 | $343,187,842 | |
| 4 | AZN |
Astrazeneca PLC
|
628,476 | $123,948,035 | |
| 5 | MRK |
Merck & Co., Inc.
|
793,167 | $95,410,057 | |
| 6 | GILD |
Gilead Sciences, Inc.
|
678,066 | $94,502,057 | |
| 7 | JNJ |
Johnson & Johnson
|
318,085 | $77,752,697 | |
| 8 | BIIB |
Biogen Inc.
This page
|
318,745 | $58,435,520 |
All Filings in BIIB
Export CSV
27 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $58,435,520 | 318,745 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $59,710,590 | 339,284 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $128,596,941 | 918,025 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $99,628,285 | 793,282 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $104,726,525 | 765,321 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $104,987,225 | 686,550 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $166,088,895 | 856,835 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $13,351,672 | 57,595 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $12,213,498 | 56,641 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $18,115,969 | 70,008 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $27,800,257 | 108,168 | Principal | Defined | 2023-11-14 | |
| 2023-06-30 | $48,655,513 | 170,811 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $67,054,717 | 241,178 | Principal | Defined | 2023-05-15 | |
| 2022-12-31 | $192,538,044 | 695,284 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $178,670,526 | 669,178 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $161,756,029 | 793,155 | Principal | Defined | 2022-08-15 | |
| 2022-03-31 | $172,862,796 | 820,811 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $84,240 | 400 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $84,240 | 400 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $51,210,444 | 213,448 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $49,930,470 | 176,439 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $12,581,718 | 36,335 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $7,229,578 | 25,843 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $31,461,570 | 128,488 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $96,997,566 | 341,926 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $131,787,103 | 492,570 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $179,669,670 | 567,892 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||