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Resona Asset Management’s Biogen BIIB Stock Holding History

Resona Asset Management’s Portfolio BIIB Stock Details BIIB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.52M Buy
46,261
+1,075
+2% +$198K 0.04% 361
2025
Q4 		$7.96M Sell
45,186
-2,074
-4% -$339K 0.04% 385
2025
Q3 		$6.61M Sell
47,260
-2,367
-5% -$320K 0.03% 436
2025
Q2 		$6.24M Buy
49,627
+2,915
+6% +$363K 0.03% 459
2025
Q1 		$6.4M Buy
46,712
+2,104
+5% +$301K 0.04% 399
2024
Q4 		$6.81M Sell
44,608
-1,494
-3% -$252K 0.04% 381
2024
Q3 		$8.94M Sell
46,102
-211
-0.5% -$44.1K 0.05% 322
2024
Q2 		$10.7M Sell
46,313
-3,272
-7% -$711K 0.06% 276
2024
Q1 		$10.7M Buy
+49,585
New +$11.6M 0.06% 295

Other funds holding BIIB

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.47T AUM 27.86% 1-Year Est. Return