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BIIB
7 quarters

Position history for Walleye Trading LLC's holdings in BIOGEN INC

Walleye Trading LLC holds 99,532 shares of BIIB (BIOGEN INC), worth $18.2M as of 2026-Q1. The position was increased (+4.2% shares). BIIB represents 0.0% of Walleye Trading LLC's portfolio.

Current Value

$18.2M

Current Shares

99,532

Total Value Change

+$15M

Total Shares Change

+85,693

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
99,532
+4.2%
$18.2M0.0%$184.02
30
2025-Q4
New
95,522
-
$16.8M0.0%$176.40
39
2025-Q2
Exited
0
-100.0%
$00.0%$126.08
0
2025-Q1
New
11,191
-
$1.5M0.0%$138.37
35
2024-Q4
Exited
0
-100.0%
$00.0%$150.19
0
2024-Q3
Increased
17,102
+23.6%
$3.3M0.0%$194.67
32
2024-Q2
Increased
13,839
+8714.6%
$3.2M0.0%$231.82
43

Other major holders of BIIB: PRIMECAP MANAGEMENT CO/CA/

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