Position in BIIB
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,314,095,140
+$54,179,211 QoQ
Shares Held
7,167,922
+0.1% QoQ
Ownership
4.86%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 10.602500975875575.ToString("F0")%
Shared 0.9860737881913335.ToString("F0")%
None 88.4114252359331.ToString("F0")%
Common Shares in BIIB Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - General
Healthcare · as of Mar 31, 2026STATE STREET CORP holds $133,126,980,592 across 19 Drug Manufacturers - General names. BIIB ranks #9 (1.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LLY |
ELI LILLY & Co
|
35,610,002 | $32,753,011,539 | |
| 2 | JNJ |
Johnson & Johnson
|
133,476,288 | $32,626,943,838 | |
| 3 | ABBV |
AbbVie Inc.
|
81,217,516 | $17,663,997,554 | |
| 4 | MRK |
Merck & Co., Inc.
|
119,325,673 | $14,353,685,205 | |
| 5 | AMGN |
Amgen Inc
|
30,548,488 | $10,748,485,502 | |
| 6 | PFE |
Pfizer Inc
|
301,589,865 | $8,468,643,409 | |
| 7 | GILD |
Gilead Sciences, Inc.
|
59,858,585 | $8,342,490,991 | |
| 8 | BMY |
Bristol Myers Squibb Co
|
98,564,914 | $5,977,962,034 |
All Filings in BIIB
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,314,095,140 | 7,167,922 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $1,259,915,929 | 7,159,020 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $1,025,350,439 | 7,319,749 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $1,025,549,213 | 7,321,168 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $938,007,471 | 7,468,807 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,012,193,164 | 7,396,910 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $1,131,340,084 | 7,398,248 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $1,423,747,046 | 7,344,960 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,644,998,892 | 7,096,018 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,454,857,335 | 6,747,008 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $1,797,329,732 | 6,945,665 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $1,764,541,734 | 6,865,654 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $1,961,253,492 | 6,885,215 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,878,648,710 | 6,757,000 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $1,885,347,236 | 6,808,274 | Shares | Defined | 2023-05-15 | |
| 2022-09-30 | $1,841,060,319 | 6,895,357 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $1,402,471,111 | 6,876,881 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,518,195,603 | 7,208,906 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,682,200,519 | 7,011,506 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,953,631,652 | 6,903,536 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $2,313,097,450 | 6,680,040 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $1,866,641,106 | 6,672,533 | Shares | Defined | 2021-07-09 | |
| 2020-12-31 | $1,712,064,792 | 6,992,015 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $2,134,322,081 | 7,523,696 | Shares | Defined | 2020-11-10 | |
| 2020-06-30 | $2,096,755,371 | 7,836,873 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $2,614,008,123 | 8,262,242 | Shares | Defined | 2020-06-19 | |
| No filing history on record for this holder in this stock. | ||||||