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
Q3 		$719K Buy
323,999
+32,440
+11% +$83.9K ﹤0.01% 2886
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% +$100K ﹤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

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
Catalyst Financial Partners
Catalyst Financial Partners Boston, Massachusetts $1.07B AUM 26.85% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $184B AUM 51.71% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return
Police & Firemen's Retirement System of New Jersey
Police & Firemen's Retirement System of New Jersey Trenton, New Jersey $13B AUM 35.88% 1-Year Est. Return
Pinnacle Associates
Pinnacle Associates New York $8.92B AUM 43.91% 1-Year Est. Return
PWMAG
Pinnacle Wealth Management Advisory Group Red Bank, New Jersey $1.71B AUM 23.29% 1-Year Est. Return
CA
Clune & Associates Chicago, Illinois $654M AUM 13.19% 1-Year Est. Return

Dimensional Fund Advisors's ABOS Position: Q3 2026 in Review

Dimensional Fund Advisors increased its Acumen Pharmaceuticals (ABOS) stake by 11% in Q3 2026, buying an estimated $83.9K and bringing the position to 323,999 shares worth $719K. The position accounts for ﹤0.01% of the portfolio, ranked #2886.

Dimensional Fund Advisors first reported a position in ABOS in Q1 2023 and has held it in 15 quarters since. The position peaked at $779K in Q2 2026. 28 funds tracked by Wall St. Rank hold ABOS as of Q3 2026.

  • Dimensional Fund Advisors held 323,999 shares of Acumen Pharmaceuticals worth $719K as of Q3 2026.
  • Dimensional Fund Advisors bought 32,440 Acumen Pharmaceuticals shares in Q3 2026, an estimated $83.9K.
  • Acumen Pharmaceuticals made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q3 2026, its #2886 holding.
  • Dimensional Fund Advisors first reported a position in Acumen Pharmaceuticals in Q1 2023 and has held it in 15 quarters since.
  • Dimensional Fund Advisors's Acumen Pharmaceuticals position peaked at $779K in Q2 2026.
  • 28 funds tracked by Wall St. Rank held Acumen Pharmaceuticals as of Q3 2026.

Based on Dimensional Fund Advisors's 13F filing for Q3 2026, filed 4 Nov 2026.