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Kirr Marbach & Co’s Biogen BIIB Stock Holding History

Kirr Marbach & Co’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
2025
Q2 		– Sell
-33,444
Closed -$4.58M – 56
2025
Q1 		$4.58M Buy
33,444
+3,646
+12% +$521K 1.06% 32
2024
Q4 		$4.56M Sell
29,798
-4,578
-13% -$772K 0.99% 30
2024
Q3 		$6.66M Buy
34,376
+144
+0.4% +$30.1K 1.49% 24
2024
Q2 		$7.94M Buy
34,232
+11,985
+54% +$2.6M 1.91% 19
2024
Q1 		$4.8M Buy
+22,247
New +$5.21M 1.16% 28

Other funds holding BIIB

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $935B AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Kirr Marbach & Co's BIIB Position: Q2 2025 in Review

Kirr Marbach & Co sold out of Biogen (BIIB) in Q2 2025, closing a stake of 33,444 shares — an estimated $4.58M sold.

Kirr Marbach & Co first reported a position in BIIB in Q1 2024 and held it in 5 quarters. The position peaked at $7.94M in Q2 2024. 867 funds tracked by Wall St. Rank hold BIIB as of Q2 2025.

  • Kirr Marbach & Co reported no remaining Biogen position as of Q2 2025 after selling out during the quarter.
  • Kirr Marbach & Co sold 33,444 Biogen shares in Q2 2025, an estimated $4.58M.
  • Kirr Marbach & Co first reported a position in Biogen in Q1 2024 and held it in 5 quarters.
  • Kirr Marbach & Co's Biogen position peaked at $7.94M in Q2 2024.
  • 867 funds tracked by Wall St. Rank held Biogen as of Q2 2025.

Based on Kirr Marbach & Co's 13F filing for Q2 2025, filed 16 Jul 2025.