National Pension Service
PensionPosition in BIIB — Biogen Inc.
CIK 1608046
JEONJU-SI, JEOLLABUK-DO, M5
Position in BIIB
as of Mar 31, 2026
· filed May 12, 2026
Position Value
$73,637,611
+$23,086,596 QoQ
Shares Held
401,667
+39.8% QoQ
Ownership
0.272%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in BIIB Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - General
Healthcare · as of Mar 31, 2026National Pension Service holds $6,022,623,706 across 9 Drug Manufacturers - General names. BIIB ranks #9 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LLY |
ELI LILLY & Co
|
1,661,226 | $1,527,945,838 | |
| 2 | JNJ |
Johnson & Johnson
|
5,159,484 | $1,261,184,268 | |
| 3 | ABBV |
AbbVie Inc.
|
3,949,697 | $859,019,600 | |
| 4 | MRK |
Merck & Co., Inc.
|
5,762,086 | $693,121,324 | |
| 5 | AMGN |
Amgen Inc
|
1,273,889 | $448,217,844 | |
| 6 | GILD |
Gilead Sciences, Inc.
|
3,021,468 | $421,101,995 | |
| 7 | PFE |
Pfizer Inc
|
14,349,288 | $402,928,007 | |
| 8 | BMY |
Bristol Myers Squibb Co
|
5,531,199 | $335,467,219 |
All Filings in BIIB
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $73,637,611 | 401,667 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $50,551,015 | 287,238 | Shares | Sole | 2026-02-10 | |
| 2025-09-30 | $39,951,096 | 285,202 | Shares | Sole | 2025-11-04 | |
| 2025-06-30 | $34,292,977 | 273,055 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $37,149,733 | 271,483 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $38,242,998 | 250,085 | Shares | Sole | 2025-02-05 | |
| 2024-09-30 | $69,698,854 | 359,569 | Shares | Sole | 2024-10-30 | |
| 2024-06-30 | $75,725,162 | 326,655 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $67,732,833 | 314,116 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $78,230,570 | 302,317 | Shares | Sole | 2024-02-07 | |
| 2023-09-30 | $76,060,053 | 295,942 | Shares | Sole | 2023-11-15 | |
| 2023-06-30 | $80,103,238 | 281,212 | Shares | Sole | 2023-08-16 | |
| 2023-03-31 | $74,326,037 | 267,331 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $55,252,463 | 199,525 | Shares | Sole | 2023-02-24 | |
| 2022-09-30 | $54,909,084 | 205,652 | Shares | Sole | 2023-02-24 | |
| 2022-06-30 | $43,646,015 | 214,014 | Shares | Sole | 2022-08-17 | |
| 2022-03-31 | $44,481,036 | 211,211 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $59,126,124 | 246,441 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $70,037,761 | 247,492 | Shares | Sole | 2021-11-18 | |
| 2021-06-30 | $87,821,689 | 253,622 | Shares | Sole | 2021-08-17 | |
| 2021-03-31 | $69,663,904 | 249,022 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $62,377,595 | 254,748 | Shares | Sole | 2021-02-19 | |
| 2020-09-30 | $70,859,576 | 249,787 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $66,830,511 | 249,787 | Shares | Sole | 2020-08-11 | |
| 2020-03-31 | $81,415,014 | 257,333 | Shares | Sole | 2020-05-27 | |
| No filing history on record for this holder in this stock. | ||||||