Holdings in BIIB
| Report Date |
Value (USD) |
Shares |
Change |
Type |
Discretion |
Filed |
| 2025-12-31 |
$1,658,857,626 |
9,425,863 |
+632.0%
|
Shares |
Defined |
2026-02-17 |
| 2025-09-30 |
$180,389,418 |
1,287,760 |
-23.1%
|
Shares |
Defined |
2025-11-13 |
| 2025-06-30 |
$210,265,288 |
1,674,220 |
+27.9%
|
Shares |
Defined |
2025-08-14 |
| 2025-03-31 |
$179,100,022 |
1,308,828 |
+72.8%
|
Shares |
Defined |
2025-05-12 |
| 2024-12-31 |
$115,847,601 |
757,570 |
+98.7%
|
Shares |
Defined |
2025-02-13 |
| 2024-09-30 |
$73,894,518 |
381,214 |
-37.5%
|
Shares |
Defined |
2024-11-13 |
| 2024-06-30 |
$141,506,634 |
610,416 |
+35.3%
|
Shares |
Defined |
2024-08-13 |
| 2024-03-31 |
$97,279,316 |
451,140 |
-54.9%
|
Shares |
Defined |
2024-05-13 |
| 2023-12-31 |
$259,066,029 |
1,001,144 |
-26.4%
|
Shares |
Defined |
2024-02-13 |
| 2023-09-30 |
$349,803,715 |
1,361,051 |
-48.5%
|
Shares |
Defined |
2023-11-13 |
| 2023-06-30 |
$752,152,404 |
2,640,521 |
+50.7%
|
Shares |
Defined |
2023-08-11 |
| 2023-03-31 |
$487,279,268 |
1,752,614 |
+44.7%
|
Shares |
Defined |
2023-08-11 |
| 2022-12-31 |
$335,403,564 |
1,211,193 |
-18.0%
|
Shares |
Defined |
2023-02-13 |
| 2022-09-30 |
$394,153,944 |
1,476,232 |
+43.9%
|
Shares |
Defined |
2022-11-10 |
| 2022-06-30 |
$209,276,292 |
1,026,166 |
+164.5%
|
Shares |
Defined |
2022-08-12 |
| 2022-03-31 |
$81,706,480 |
387,970 |
+107.1%
|
Shares |
Defined |
2022-05-13 |
| 2021-12-31 |
$44,937,254 |
187,301 |
-84.1%
|
Shares |
Defined |
2022-02-14 |
| 2021-09-30 |
$333,235,722 |
1,177,553 |
-12.9%
|
Shares |
Defined |
2022-02-14 |
| 2021-06-30 |
$468,232,525 |
1,352,218 |
-29.4%
|
Shares |
Defined |
2021-08-13 |
| 2021-03-31 |
$535,781,675 |
1,915,216 |
-3.4%
|
Shares |
Defined |
2021-05-14 |
| 2020-12-31 |
$485,280,198 |
1,981,868 |
+82.7%
|
Shares |
Defined |
2021-02-08 |
| 2020-09-30 |
$307,743,439 |
1,084,826 |
-5.0%
|
Shares |
Defined |
2020-11-13 |
| 2020-06-30 |
$305,647,514 |
1,142,394 |
-47.8%
|
Shares |
Defined |
2020-08-24 |
| 2020-03-31 |
$692,187,553 |
2,187,836 |
—
|
Shares |
Defined |
2020-05-14 |
