FMAEN1
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Fund Management at Engine No 1’s Biogen BIIB Stock Holding History

Fund Management at Engine No 1’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
2023
Q4 		– Sell
-2,071
Closed -$532K – 54
2023
Q3 		$532K Buy
2,071
+186
+10% +$49.7K 0.08% 220
2023
Q2 		$537K Buy
1,885
+139
+8% +$41.4K 0.1% 202
2023
Q1 		$485K Buy
1,746
+161
+10% +$44.5K 0.1% 199
2022
Q4 		$439K Buy
1,585
+190
+14% +$53.7K 0.11% 191
2022
Q3 		$372K Sell
1,395
-85
-6% -$18.1K 0.11% 185
2022
Q2 		$302K Buy
1,480
+236
+19% +$48.2K 0.08% 247
2022
Q1 		$262K Buy
+1,244
New +$271K 0.07% 283

Other funds holding BIIB

Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Fund Management at Engine No 1's BIIB Position: Q4 2023 in Review

Fund Management at Engine No 1 sold out of Biogen (BIIB) in Q4 2023, closing a stake of 2,071 shares — an estimated $532K sold.

Fund Management at Engine No 1 first reported a position in BIIB in Q1 2022 and held it in 7 quarters. The position peaked at $537K in Q2 2023. 1,003 funds tracked by Wall St. Rank hold BIIB as of Q4 2023.

  • Fund Management at Engine No 1 reported no remaining Biogen position as of Q4 2023 after selling out during the quarter.
  • Fund Management at Engine No 1 sold 2,071 Biogen shares in Q4 2023, an estimated $532K.
  • Fund Management at Engine No 1 first reported a position in Biogen in Q1 2022 and held it in 7 quarters.
  • Fund Management at Engine No 1's Biogen position peaked at $537K in Q2 2023.
  • 1,003 funds tracked by Wall St. Rank held Biogen as of Q4 2023.

Based on Fund Management at Engine No 1's 13F filing for Q4 2023.