Millennium Management
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Millennium Management’s Acumen Pharmaceuticals ABOS Stock Holding History

Millennium Management’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
2023
Q4 		– Sell
-53,800
Closed -$223K – 6009
2023
Q3 		$223K Sell
53,800
-140,300
-72% -$867K ﹤0.01% 5065
2023
Q2 		$934K Buy
+194,100
New +$929K ﹤0.01% 4097
2022
Q4 		– Sell
-65,000
Closed -$652K – 6517
2022
Q3 		$652K Buy
+65,000
New +$373K ﹤0.01% 4724

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
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
KIA
Knollwood Investment Advisory Hunt Valley, Maryland $992M AUM 28.95% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $1.23B AUM 600.17% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return

Millennium Management's ABOS Position: Q1 2026 in Review

Millennium Management increased its Acumen Pharmaceuticals (ABOS) stake by 13% in Q1 2026, buying an estimated $193K and bringing the position to 659,675 shares worth $1.56M. The position accounts for ﹤0.01% of the portfolio, ranked #4081.

Millennium Management first reported a position in ABOS in Q4 2021 and has held it in 17 quarters since. The position peaked at $10.6M in Q1 2024. 84 funds tracked by Wall St. Rank hold ABOS as of Q1 2026.

  • Millennium Management held 659,675 shares of Acumen Pharmaceuticals worth $1.56M as of Q1 2026.
  • Millennium Management bought 75,532 Acumen Pharmaceuticals shares in Q1 2026, an estimated $193K.
  • Acumen Pharmaceuticals made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #4081 holding.
  • Millennium Management first reported a position in Acumen Pharmaceuticals in Q4 2021 and has held it in 17 quarters since.
  • Millennium Management's Acumen Pharmaceuticals position peaked at $10.6M in Q1 2024.
  • 84 funds tracked by Wall St. Rank held Acumen Pharmaceuticals as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.