Adicet Bio (ACET) Ownership - Who Owns Adicet Bio?

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Adicet Bio (ACET) Ownership Overview

21.45% Insiders

9.01% Mutual Funds

0.03% Other Institutional Investors

3.35% ETFs

66.15% Public Companies and

Individual Investors

The ownership structure of Adicet Bio (ACET) stock is a mix of institutional, retail, and individual investors. Approximately 12.40% of the company’s stock is owned by Institutional Investors, 21.45% is owned by Insiders, and 66.15% is owned by Public Companies and Individual Investors.

The ownership structure of Adicet Bio (ACET) stock is a mix of institutional, retail, and individual investors. Approximately 9.04% of the company’s stock is owned by Institutional Investors, 21.45% is owned by Insiders, and 3.35% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Apr 13, 2026	Ra Capital Management, Llc	xxxxxxxxxxxxx	$1603934
Apr 09, 2026	Orbimed Advisors Llc	xxxxxxxxxxxxx	$674847
Oct 10, 2025	Orbimed Advisors Llc	xxxxxxxxxxxxx	$5000000

Show More Insider Trading Activity >

Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2023	Ra Capital Management	xxxxxxxxxxxxx	$7984257
Dec 31, 2023	Woodline Partners Lp	xxxxxxxxxxxxx	$5262500

Show More Hedge Fund Trading Activity >

Top Shareholders

Holder	# of Shares	Type	% Holding	Value
Peter Kolchinsky	948,249	Institution	9.88%	8,012,704
	932,624	Insider	9.72%	7,880,673
	923,286	Insider	9.62%	7,801,767
Michael Rockefeller	625,000	Institution	6.51%	5,281,250
	312,366	Institution	3.26%	2,639,493
	225,511	Institution	2.35%	1,905,568
	225,186	Institution	2.35%	1,902,822
	147,300	Institution	1.53%	1,244,685
	108,566	Insider	1.13%	917,383
	81,533	Institution	0.85%	688,954

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
225,511	Institution	2.35%	1,905,568
225,186	Institution	2.35%	1,902,822
147,300	Institution	1.53%	1,244,685
81,533	Institution	0.85%	688,954
80,194	Institution	0.84%	677,639
56,350	Institution	0.59%	476,157
19,898	Institution	0.21%	168,138
10,211	Institution	0.11%	86,283
6,046	Institution	0.06%	51,089
4,800	Institution	0.05%	40,560

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	213,118	Institution	2.22%	1,451,334
Vanguard Extended Market ETF	99,248	Institution	1.03%	675,879
Loncar China BioPharma ETF	29,728	Institution	0.31%	44,592
Dimensional U.S. Small Cap ETF	9,372	Institution	0.10%	76,850

FAQ

Who Owns Adicet Bio (ACET)?

According to the latest TipRanks data, approximately 0.03% of the company's stock is held by institutional investors, 21.45% is held by insiders, and 66.15% is held by retail investors.

What percentage of Adicet Bio (ACET) stock is held by institutional investors?

According to the latest TipRanks data, approximately 0.03% of Adicet Bio (ACET) stock is held by institutional investors.

What percentage of Adicet Bio (ACET) stock is held by retail investors?

According to the latest TipRanks data, approximately 66.15% of Adicet Bio (ACET) stock is held by retail investors.

Who owns the most shares of Adicet Bio (ACET)?

Peter Kolchinsky owns the most shares of Adicet Bio (ACET).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.