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Acumen Pharmaceuticals (ABOS) has the following price history information. Looking back at ABOS historical stock prices for the last five trading days, on July 03, 2025, ABOS opened at $1.15, traded as high as $1.17 and as low as $1.13, and closed at $1.16. Trading volume was a total of 94.00K shares. On July 07, 2025, ABOS opened at $1.16, traded as high as $1.18 and as low as $1.14, and closed at $1.16. Trading volume was a total of 165.40K shares. On July 08, 2025, ABOS opened at $1.15, traded as high as $1.25 and as low as $1.15, and closed at $1.21. Trading volume was a total of 377.80K shares. On July 09, 2025, ABOS opened at $1.23, traded as high as $1.27 and as low as $1.23, and closed at $1.25. Trading volume was a total of 204.80K shares. On July 10, 2025, ABOS opened at $1.26, traded as high as $1.32 and as low as $1.21, and closed at $1.30. Trading volume was a total of 361.50K shares.
ABOS Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Acumen Pharmaceuticals shares, starting with a $10,000 purchase of ABOS, and working forward through the historical stock price information to today.
Growth of $10,000.00 Without Dividends Reinvested |
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Start date: | 07/02/2021 | |
End date: | 07/10/2025 | |
Start price/share: | $20.28 | |
End price/share: | $1.30 | |
Dividends collected/share: | $0.00 | |
Total return: | -93.59% | |
Average Annual Total Return: | -49.47% | |
Starting investment: | $10,000.00 | |
Ending investment: | $641.04 | |
Years: | 4.02 |
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ABOS Historical Price Range | |||||
Date | Open | High | Low | Close | Volume |
07/03/2025 | $1.15 | $1.17 | $1.13 | $1.16 | 94.00K |
07/07/2025 | $1.16 | $1.18 | $1.14 | $1.16 | 165.40K |
07/08/2025 | $1.15 | $1.25 | $1.15 | $1.21 | 377.80K |
07/09/2025 | $1.23 | $1.27 | $1.23 | $1.25 | 204.80K |
07/10/2025 | $1.26 | $1.32 | $1.21 | $1.30 | 361.50K |
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About Acumen Pharmaceuticals |
Acumen Pharmaceuticals, Inc. is a clinical-stage biopharmaceutical company. Co. is engaged in developing a disease-modifying approach to target underlying cause of Alzheimer's disease (AD). Co. is focused on focused on advancing a targeted immunotherapy drug candidate, sabirnetug (ACU193), in clinical development following Phase I results in early AD patients (patients with mild cognitive impairment or mild dementia due to Alzheimer's pathology). |
ABOS Historical Closing Prices | |
Date | Close |
07/03/2025 | $1.16 |
07/07/2025 | $1.16 |
07/08/2025 | $1.21 |
07/09/2025 | $1.25 |
07/10/2025 | $1.30 |
Healthcare Historical Prices |
ABOS is categorized under the Healthcare sector; below are some other companies in the same sector:
ABSI Historical Stock Prices Also explore: ABOS shares outstanding history
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