Alyeska Investment Group
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Alyeska Investment Group’s Cabaletta Bio CABA Stock Holding History

Alyeska Investment Group’s Portfolio CABA Stock Details CABA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-1,300,000
Closed -$3.04M – 601
2025
Q3 		$3.04M Sell
1,300,000
-3,500,000
-73% -$6.01M 0.01% 490
2025
Q2 		$7.3M Buy
+4,800,000
New +$7.49M 0.03% 388

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BCLSI
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Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.99B AUM 737.95% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SCM
Superstring Capital Management New York $140M AUM 323.19% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Alyeska Investment Group's CABA Position: Q4 2025 in Review

Alyeska Investment Group sold out of Cabaletta Bio (CABA) in Q4 2025, closing a stake of 1,300,000 shares — an estimated $3.04M sold.

Alyeska Investment Group first reported a position in CABA in Q2 2025 and held it in 2 quarters. The position peaked at $7.3M in Q2 2025. 95 funds tracked by Wall St. Rank hold CABA as of Q4 2025.

  • Alyeska Investment Group reported no remaining Cabaletta Bio position as of Q4 2025 after selling out during the quarter.
  • Alyeska Investment Group sold 1,300,000 Cabaletta Bio shares in Q4 2025, an estimated $3.04M.
  • Alyeska Investment Group first reported a position in Cabaletta Bio in Q2 2025 and held it in 2 quarters.
  • Alyeska Investment Group's Cabaletta Bio position peaked at $7.3M in Q2 2025.
  • 95 funds tracked by Wall St. Rank held Cabaletta Bio as of Q4 2025.

Based on Alyeska Investment Group's 13F filing for Q4 2025, filed 13 Feb 2026.