ACADIAN ASSET MANAGEMENT LLC

CIK
916542
City
Boston
State / Country
MA

Top Portfolio Positions

1,957 positions · $68,411,529,422 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

50 quarters · across all stocks

Holdings in BIIB

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Shares Held

Position Value (USD)

25 quarters on record
Report Date Value (USD) Shares
2026-03-31 $45,555,488 248,489
2025-12-31 $32,990,557 187,457
2025-09-30 $27,350,760 195,251
2025-06-30 $25,050,432 199,462
2025-03-31 $2,402,499 17,557
2024-12-31 $489,344 3,200
2024-09-30 $476,458 2,458
2024-06-30 $1,321,837 5,702
2024-03-31 $407,325 1,889
2023-12-31 $498,649 1,927
2023-09-30 $3,424,658 13,325
2023-06-30 $13,114,494 46,040
2023-03-31 $12,694,571 45,659
2022-12-31 $16,510,247 59,621
2022-09-30 $24,551,451 91,953
2022-06-30 $15,310,795 75,075
2022-03-31 $24,122,124 114,540
2021-12-31 $6,668,336 27,794
2021-09-30 $20,141,813 71,175
2021-06-30 $62,058,855 179,221
2021-03-31 $98,117,277 350,732
2020-12-31 $123,213,552 503,200
2020-09-30 $148,737,395 524,314
2020-06-30 $102,820,000 384,302
2020-03-31 $26,687,285 84,352