ORBIMED ADVISORS LLC

Holdings History for Adicet Bio, Inc. - Common Stock, par value $0.0001 (ACET)

Symbol: ACET on Nasdaq
Investment type: Equity / Common Stock, par value $0.0001
Latest Disclosed Shares Owned: 14,772,598 shares
Security Ownership %: 9.6%

Shares, Excluding Options vs Price

Value, Excluding Options

ORBIMED ADVISORS LLC ownership in Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET)

10 Oct 2025 - ORBIMED ADVISORS LLC has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 14,772,598 shares of Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET). This represents 9.6% ownership of the company. This is the first filing by ORBIMED ADVISORS LLC disclosing ownership of Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
ORBIMED ADVISORS LLC	9.6%		$11,974,668	14,772,598			$0.81	13D/A	08 Oct 2025	10 Oct 2025, 19:55

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025		-0.22%	$0	0	-11,447,140	-100%	$8.42	Q4 2025
30 Sep 2025	0.22%	0%	$9,274,473	11,447,140	0		$0.81	Q3 2025
30 Jun 2025	0.18%	0%	$6,982,755	11,447,140	0		$0.61	Q2 2025
31 Mar 2025	0.21%	0%	$8,642,591	11,447,140	0		$0.76	Q1 2025
31 Dec 2024	0.23%	0%	$11,012,149	11,447,140	0		$0.96	Q4 2024
30 Sep 2024	0.3%	0%	$16,483,882	11,447,140	0		$1.44	Q3 2024
30 Jun 2024	0.3%	0%	$13,851,039	11,447,140	0		$1.21	Q2 2024
31 Mar 2024	0.53%	+0.14%	$26,900,779	11,447,140	+3,125,000	+38%	$2.35	Q1 2024
31 Dec 2023	0.32%	0%	$15,728,845	8,322,140	0		$1.89	Q4 2023
30 Sep 2023	0.26%	0%	$11,401,332	8,322,140	0		$1.37	Q3 2023
30 Jun 2023	0.39%	+0.04%	$20,222,800	8,322,140	+875,000	+12%	$2.43	Q2 2023
31 Mar 2023	0.85%	0%	$42,895,526	7,447,140	0		$5.76	Q1 2023
31 Dec 2022	1.4%	0%	$66,577,432	7,447,140	0		$8.94	Q4 2022
30 Sep 2022	2.2%	0%	$105,898,000	7,447,140	-1	-0%	$14.22	Q3 2022
30 Jun 2022	2.2%	0%	$108,728,000	7,447,141	0		$14.60	Q2 2022
31 Mar 2022	2.4%	0%	$148,719,000	7,447,141	0		$19.97	Q1 2022
31 Dec 2021	1.7%	+0.05%	$130,250,000	7,447,141	+214,285	+3%	$17.49	Q4 2021
30 Sep 2021	0.65%	0%	$56,706,000	7,232,856	0		$7.84	Q3 2021
30 Jun 2021	0.77%	0%	$74,426,000	7,232,856	0		$10.29	Q2 2021
31 Mar 2021	0.93%	+0.07%	$94,606,000	7,232,856	+524,349	+7.8%	$13.08	Q1 2021
31 Dec 2020	0.83%	0%	$94,255,000	6,708,507	0		$14.05	Q4 2020
30 Sep 2020	1%	+1%	$79,764,000	6,708,507	+6,708,507	NEW	$11.89	Q3 2020

* 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.