MORGAN STANLEY

Holdings History for Acumen Pharmaceuticals, Inc. - Common stock, par value $0.0001 per share (ABOS)

Symbol: ABOS on Nasdaq
Investment type: Equity / Common stock, par value $0.0001 per share

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0%	+0%	$352,169	166,905	+17,504	+12%	$2.11	Q4 2025
30 Sep 2025	0%	0%	$255,476	149,401	-4,347	-2.8%	$1.71	Q3 2025
30 Jun 2025	0%	0%	$178,348	153,748	+1,112	+0.73%	$1.16	Q2 2025
31 Mar 2025	0%	-0%	$167,900	152,636	-113,580		$1.10	Q1 2025
31 Dec 2024	0%	+0%	$457,892	266,216	+27,016		$1.72	Q4 2024
30 Sep 2024	0%	+0%	$593,215	239,200	+151,391	+100%	$2.48	Q3 2024
30 Jun 2024	0%	+0%	$212,498	87,809	+39,097		$2.42	Q2 2024
31 Mar 2024	0%	+0%	$197,284	48,712	+25,586	+111%	$4.05	Q1 2024
31 Dec 2023	0%	0%	$88,804	23,126	+887	+4%	$3.84	Q4 2023
30 Sep 2023	0%	+0%	$92,293	22,239	+6,915	+45%	$4.15	Q3 2023
30 Jun 2023	0%	-0%	$73,710	15,324	-36,184	-70%	$4.81	Q2 2023
31 Mar 2023	0%	+0%	$209,123	51,508	+25,824	+101%	$4.06	Q1 2023
31 Dec 2022	0%	+0%	$138,693	25,684	+6,796	+36%	$5.40	Q4 2022
30 Sep 2022	0%	-0%	$189,000	18,888	-5,309	-22%	$10.01	Q3 2022
30 Jun 2022	0%	+0%	$114,000	24,197	+10,616	+78%	$4.71	Q2 2022
31 Mar 2022	0%	-0%	$53,000	13,581	-6,941	-34%	$3.90	Q1 2022
31 Dec 2021		0%	$1,000	106	0		$9.43 ^*	Q4 2021
31 Dec 2021	0%	+0%	$138,000	20,522	+19,959	+3545%	$6.72	Q4 2021
30 Sep 2021	0%	+0%	$8,000	563	+563	NEW	$14.21	Q3 2021

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.