TSS
ABOS icon

Two Sigma Securities’s Acumen Pharmaceuticals ABOS Stock Holding History

Two Sigma Securities’s Portfolio ABOS Stock Details ABOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-20,066
Closed -$23.3K – 1333
2025
Q2 		$23.3K Buy
20,066
+8,187
+69% +$8.8K ﹤0.01% 1187
2025
Q1 		$13.1K Buy
+11,879
New +$17K ﹤0.01% 1178

Other funds holding ABOS

RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
SCV
Sands Capital Ventures Arlington, Virginia $421M AUM 26.25% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
KIA
Knollwood Investment Advisory Hunt Valley, Maryland $992M AUM 28.95% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
LCM
Laurion Capital Management New York $2.29B AUM 75.73% 1-Year Est. Return
Pathstone Holdings
Pathstone Holdings Englewood, New Jersey $25.1B AUM 22.95% 1-Year Est. Return

Two Sigma Securities's ABOS Position: Q3 2025 in Review

Two Sigma Securities sold out of Acumen Pharmaceuticals (ABOS) in Q3 2025, closing a stake of 20,066 shares — an estimated $23.3K sold.

Two Sigma Securities first reported a position in ABOS in Q1 2025 and held it in 2 quarters. The position peaked at $23.3K in Q2 2025. 69 funds tracked by Wall St. Rank hold ABOS as of Q3 2025.

  • Two Sigma Securities reported no remaining Acumen Pharmaceuticals position as of Q3 2025 after selling out during the quarter.
  • Two Sigma Securities sold 20,066 Acumen Pharmaceuticals shares in Q3 2025, an estimated $23.3K.
  • Two Sigma Securities first reported a position in Acumen Pharmaceuticals in Q1 2025 and held it in 2 quarters.
  • Two Sigma Securities's Acumen Pharmaceuticals position peaked at $23.3K in Q2 2025.
  • 69 funds tracked by Wall St. Rank held Acumen Pharmaceuticals as of Q3 2025.

Based on Two Sigma Securities's 13F filing for Q3 2025, filed 14 Nov 2025.