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Allegheny Financial Group’s Biogen BIIB Stock Holding History

Allegheny Financial Group’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 		$318K Buy
1,472
+22
+2% +$4.21K 0.03% 226
2026
Q1 		$266K Buy
1,450
+8
+0.6% +$1.47K 0.04% 237
2025
Q4 		$254K Sell
1,442
-977
-40% -$160K 0.04% 230
2025
Q3 		$339K Hold
2,419
– – 0.06% 182
2025
Q2 		$304K Hold
2,419
– – 0.07% 186
2025
Q1 		$331K Sell
2,419
-7
-0.3% -$1K 0.08% 173
2024
Q4 		$371K Sell
2,426
-1
-0% -$169 0.1% 157
2024
Q3 		$470K Sell
2,427
-433
-15% -$90.6K 0.12% 149
2024
Q2 		$663K Buy
+2,860
New +$622K 0.19% 106

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 $3.38T AUM 44.17% 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

Allegheny Financial Group's BIIB Position: Q2 2026 in Review

Allegheny Financial Group increased its Biogen (BIIB) stake by 1.5% in Q2 2026, buying an estimated $4.21K and bringing the position to 1,472 shares worth $318K. The position accounts for 0.03% of the portfolio, ranked #226.

Allegheny Financial Group first reported a position in BIIB in Q2 2024 and has held it in 9 quarters since. The position peaked at $663K in Q2 2024. 1,046 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

  • Allegheny Financial Group held 1,472 shares of Biogen worth $318K as of Q2 2026.
  • Allegheny Financial Group bought 22 Biogen shares in Q2 2026, an estimated $4.21K.
  • Biogen made up 0.03% of Allegheny Financial Group's portfolio in Q2 2026, its #226 holding.
  • Allegheny Financial Group first reported a position in Biogen in Q2 2024 and has held it in 9 quarters since.
  • Allegheny Financial Group's Biogen position peaked at $663K in Q2 2024.
  • 1,046 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Allegheny Financial Group's 13F filing for Q2 2026, filed 22 Jul 2026.