Dimensional Fund Advisors
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Dimensional Fund Advisors’s Acumen Pharmaceuticals ABOS Stock Holding History

Dimensional Fund Advisors’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
2026
Q2 		$779K Buy
291,559
+171,803
+143% +$424K ﹤0.01% 2906
2026
Q1 		$282K Buy
119,756
+70,694
+144% +$180K ﹤0.01% 3018
2025
Q4 		$104K Buy
49,062
+5,538
+13% +$11K ﹤0.01% 3142
2025
Q3 		$74.4K Hold
43,524
– – ﹤0.01% 3217
2025
Q2 		$50.5K Hold
43,524
– – ﹤0.01% 3236
2025
Q1 		$47.9K Sell
43,524
-54,492
-56% -$77.8K ﹤0.01% 3262
2024
Q4 		$169K Buy
98,016
+41,460
+73% +$99.8K ﹤0.01% 3186
2024
Q3 		$140K Buy
56,556
+8
+0% +$22 ﹤0.01% 3211
2024
Q2 		$137K Sell
56,548
-5,180
-8% -$16.5K ﹤0.01% 3212
2024
Q1 		$250K Buy
61,728
+5,937
+11% +$22.4K ﹤0.01% 3158
2023
Q4 		$214K Sell
55,791
-19,811
-26% -$58.8K ﹤0.01% 3186
2023
Q3 		$314K Buy
75,602
+6,623
+10% +$40.9K ﹤0.01% 3130
2023
Q2 		$332K Buy
68,979
+2,200
+3% +$10.5K ﹤0.01% 3142
2023
Q1 		$271K Buy
+66,779
New +$349K ﹤0.01% 3147

Other funds holding ABOS

RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
SCV
Sands Capital Ventures Arlington, Virginia $614M AUM 19.92% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KIA
Knollwood Investment Advisory Hunt Valley, Maryland $1.12B AUM 41.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $928M AUM 596.14% 1-Year Est. Return

Dimensional Fund Advisors's ABOS Position: Q2 2026 in Review

Dimensional Fund Advisors increased its Acumen Pharmaceuticals (ABOS) stake by 143% in Q2 2026, buying an estimated $424K and bringing the position to 291,559 shares worth $779K. The position accounts for ﹤0.01% of the portfolio, ranked #2906.

Dimensional Fund Advisors first reported a position in ABOS in Q1 2023 and has held it in 14 quarters since. 96 funds tracked by Wall St. Rank hold ABOS as of Q2 2026.

  • Dimensional Fund Advisors held 291,559 shares of Acumen Pharmaceuticals worth $779K as of Q2 2026.
  • Dimensional Fund Advisors bought 171,803 Acumen Pharmaceuticals shares in Q2 2026, an estimated $424K.
  • Acumen Pharmaceuticals made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #2906 holding.
  • Dimensional Fund Advisors first reported a position in Acumen Pharmaceuticals in Q1 2023 and has held it in 14 quarters since.
  • 96 funds tracked by Wall St. Rank held Acumen Pharmaceuticals as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.