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LBP AM’s Biogen BIIB Stock Holding History

LBP AM’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
Q2 		$3.4M Buy
15,741
+11,374
+260% +$2.18M 0.03% 277
2026
Q1 		$801K Buy
+4,367
New +$805K 0.01% 347
2023
Q4 		– Sell
-6,795
Closed -$1.75M – 430
2023
Q3 		$1.75M Buy
6,795
+1,031
+18% +$276K 0.04% 304
2023
Q2 		$1.64M Sell
5,764
-2,618
-31% -$779K 0.04% 278
2023
Q1 		$2.33M Buy
8,382
+1,359
+19% +$376K 0.06% 266
2022
Q4 		$1.94M Buy
+7,023
New +$1.98M 0.06% 271

Other funds holding BIIB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

LBP AM's BIIB Position: Q2 2026 in Review

LBP AM increased its Biogen (BIIB) stake by 260% in Q2 2026, buying an estimated $2.18M and bringing the position to 15,741 shares worth $3.4M. The position accounts for 0.03% of the portfolio, ranked #277.

LBP AM first reported a position in BIIB in Q4 2022 and has held it in 6 quarters since. 1,043 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • LBP AM held 15,741 shares of Biogen worth $3.4M as of Q2 2026.
  • LBP AM bought 11,374 Biogen shares in Q2 2026, an estimated $2.18M.
  • Biogen made up 0.03% of LBP AM's portfolio in Q2 2026, its #277 holding.
  • LBP AM first reported a position in Biogen in Q4 2022 and has held it in 6 quarters since.
  • 1,043 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on LBP AM's 13F filing for Q2 2026, filed 24 Jul 2026.