Adicet Bio Ownership | Who Owns Adicet Bio?

Adicet Bio Ownership Summary

Adicet Bio is owned by 25.56% institutional investors, 2.77% insiders, and 71.67% retail investors. Orbimed advisors is the largest institutional shareholder, holding 12.57% of ACET shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.51% of its assets in Adicet Bio shares.

ACET Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Adicet Bio	25.56%	2.77%	71.67%
Sector	Healthcare Stocks	212.97%	10.98%	-123.95%
Industry	Biotech Stocks	290.86%	10.94%	-201.80%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Orbimed advisors	11.45M	12.57%	$6.98M
Tang capital management	8.22M	9.03%	$5.02M
Ra capital management	7.54M	8.28%	$4.60M
Goldman sachs group	3.75M	4.13%	$3.61M
Vanguard group	3.21M	3.53%	$3.08M
Carlyle group	2.95M	3.24%	$1.80M
Aquilo capital management	2.46M	2.70%	$1.85M
Acadian asset management	2.07M	2.28%	$1.26M
Morgan stanley	1.12M	1.41%	$1.35M
Millennium management	1.22M	1.34%	$924.02K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Aquilo capital management	2.46M	3.32%	$1.85M
Tang capital management	8.22M	0.25%	$5.02M
Orbimed advisors	11.45M	0.17%	$6.98M
Dafna capital management	540.00K	0.09%	$329.40K
Ra capital management	7.54M	0.08%	$4.60M
Johnson & johnson	364.47K	0.07%	$228.01K
Luminus management	289.94K	0.05%	$176.86K
Regeneron pharmaceuticals	968.18K	0.04%	$590.59K
Carlyle group	2.95M	0.04%	$1.80M
Bridgeway capital management	1.03M	0.02%	$987.59K

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	429.55K	0.00%	429.55K
Luminus management	289.94K	0.05%	289.94K
Bridgeway capital management	1.03M	0.02%	175.00K
Ubs group	203.23K	-	161.63K
Susquehanna group, llp	477.68K	0.00%	113.33K

Top Sellers

Holder	Shares	% Assets	Change
Balyasny asset management	-	-	-6.18M
Morgan stanley	1.12M	0.00%	-2.95M
Blackrock	1.02M	-	-2.36M
Commodore capital lp	-	-	-1.37M
Blackstone	-	-	-1.24M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	429.55K	0.00%	429.55K	$413.23K
Luminus management	289.94K	0.05%	289.94K	$176.86K
Abacus planning group	36.76K	0.00%	36.76K	$22.43K
Raymond james financial	3.75K	-	3.75K	$2.29K
Macquarie group	2.69K	-	2.69K	$3.26K

Sold Out

Holder	Change
Zurcher kantonalbank (zurich cantonalbank)	-2.00
Nelson, van denburg & campbell wealth management group	-7.00
Thompson investment management	-80.00
Point72 (difc)	-95.00
Pnc financial services group	-168.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	6	-90.63%	23,280,601	-59.60%	25	0.64%	-	-100.00%	3	-86.36%
Dec 31, 2024	63	-	57,546,909	1.50%	63	1.63%	21	-8.70%	22	10.00%
Sep 30, 2024	63	-27.59%	56,696,707	-11.34%	62	0.95%	24	-47.83%	20	-16.67%
Jun 30, 2024	87	-13.00%	63,950,934	-14.41%	80	0.91%	46	-35.21%	24	84.62%
Mar 31, 2024	100	26.58%	74,719,814	123.93%	94	1.57%	71	91.89%	13	-50.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	2.07M	2.51%	-
Vanguard Total Stock Mkt Idx Inv	2.03M	2.44%	-44.32K
Bridgeway Ultra-Small Company	810.30K	0.98%	-
Vanguard Institutional Extnd Mkt Idx Tr	741.58K	0.89%	-337.92K
Fidelity Extended Market Index	332.22K	0.40%	-867.00
A4Investments SICAV SIF ACCI IlanaA2EURH	325.00K	0.39%	-
Fidelity Enhanced Small Cap ETF	250.56K	0.30%	410.00
Goldman Sachs Small Cp Val Insghts Instl	171.19K	0.21%	171.19K
BlackRock Extended Equity Market K	149.99K	0.18%	-64.00
Extended Equity Market Fund K	145.50K	0.18%	-2.90K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 05, 2024	Kauffman Michael	-	Sell	$8.44K
Jan 25, 2024	ORBIMED ADVISORS LLC		Buy	$2.50M
Jan 25, 2024	ORBIMED ADVISORS LLC		Buy	$4.42M
Jan 25, 2024	ORBIMED ADVISORS LLC		Buy	$581.28K
Jan 25, 2024	GORDON CARL L		Buy	$4.42M

Insider Transactions Trends

Date	Buy	Sell
2025 Q2	-	-
2025 Q1	-	-
2024 Q3	-	-
2024 Q2	-	1
2024 Q1	6	-

ACET Ownership FAQ

Who Owns Adicet Bio?

Adicet Bio shareholders are primarily institutional investors at 25.56%, followed by 2.77% insiders and 71.67% retail investors. The average institutional ownership in Adicet Bio's industry, Biotech Stocks , is 290.86%, which Adicet Bio falls below.

Who owns the most shares of Adicet Bio?

Adicet Bio’s largest shareholders are Orbimed advisors (11.45M shares, 12.57%), Tang capital management (8.22M shares, 9.03%), and Ra capital management (7.54M shares, 8.28%). Together, they hold 29.88% of Adicet Bio’s total shares outstanding.

Does Blackrock own Adicet Bio?

BlackRock is not among the top 10 institutional shareholders of Adicet Bio.

Who is Adicet Bio’s biggest shareholder by percentage of total assets invested?

Aquilo capital management is Adicet Bio’s biggest shareholder by percentage of total assets invested, with 3.32% of its assets in 2.46M Adicet Bio shares, valued at 1.85M$.

Who is the top mutual fund holder of Adicet Bio shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Adicet Bio shares, with 2.51% of its total shares outstanding invested in 2.07M Adicet Bio shares.

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