AN2 Therapeutics ANTX Institutional Ownership

NASDAQ ANTX

$5.32 +0.23 (+4.52%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

67 Institutions

Increased 45 67.2%

Unchanged 9 13.4%

Reduced 13 19.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

55.07%

▼-7.70 pp QoQ

Shares Held by Institutions

24.65Mn

of 44.76Mn outstanding

▲+24.34% QoQ

Shares Outstanding

44.76Mn

20.11Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+16 vs prior quarter

Net Shares Added (QoQ)

+4.83Mn

accumulated since last quarter

Value of Holdings

$131.13Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

AN2 Therapeutics, Inc. (NASDAQ:ANTX) has 67 institutional investors that have filed 13F reports for the period ending June 2026.

These investors held 55.1% of outstanding shares in June 2026, down from 62.8% in March 2026.
Their total shares held in ANTX increased 24.34% quarter over quarter, and separately, investors owning AN2 Therapeutics increased 86.11% from a year ago.
Of these 67 funds, 45 grew their exposure to AN2 Therapeutics, 13 cut back, and 9 maintained positions.
In total, institutional investors held 24.65Mn shares in AN2 Therapeutics as of June 2026, up by 4.83Mn shares quarter on quarter, and up 16.55Mn shares year over year.
Vivo Capital, LLC is the top holder of AN2 Therapeutics as of June 30, 2026, with 3.15Mn shares representing 7.05% of outstanding stock.
Top purchasers of ANTX stock for the quarter ending June 2026 included BlackRock, Inc. (1.35Mn), CITADEL ADVISORS LLC (796.76K), Commodore Capital LP (599.97K), SummitTX Capital, L.P. (597.45K), BALYASNY ASSET MANAGEMENT L.P. (556.03K).
The largest sellers of AN2 Therapeutics for the quarter ending June 2026 were Woodline Partners LP (533.87K), Bank Of America Corp /De/ (247.9K), Morgan Stanley (184.81K), Stonepine Capital Management, LLC (162.15K), Ameriprise Financial Inc (159.12K).
AN2 Therapeutics's 10 largest shareholders as of June 2026 include Vivo Capital, LLC (3.15Mn), Commodore Capital LP (2.93Mn), MILLENNIUM MANAGEMENT LLC (2.32Mn), BlackRock, Inc. (1.67Mn), Spruce Street Capital LP (1.66Mn), Almitas Capital LLC (1.47Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.24Mn), ADAGE CAPITAL PARTNERS GP, L.L.C. (1.0Mn), CITADEL ADVISORS LLC (952.0K), Boxer Capital Management, LLC (749.04K) per Business Quant data.

Form 13F Holdings

67 Institutional Holders

Report period 30 Jun, 2026

Total shares held 24.65Mn

Of outstanding 55.07%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Vivo Capital, LLC	0001674712	3,153,640	7.05%	0	0.00%	$15.26Mn
2	Commodore Capital LP	0001831942	2,933,680	6.55%	▲599,967	+25.71%	$14.20Mn
3	MILLENNIUM MANAGEMENT LLC	0001273087	2,318,692	5.18%	▲96,190	+4.33%	$11.22Mn
4	BlackRock, Inc.	0002012383	1,665,494	3.72%	▲1,346,726	+422.48%	$8.06Mn
5	Spruce Street Capital LP	0002050194	1,661,073	3.71%	0	0.00%	$8.04Mn
6	Almitas Capital LLC	0001596468	1,469,129	3.28%	▼10,000	-0.68%	$7.11Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,238,705	2.77%	▲227,627	+22.51%	$6.00Mn
8	ADAGE CAPITAL PARTNERS GP, L.L.C.	0001165408	1,000,000	2.23%	0	0.00%	$4.84Mn
9	CITADEL ADVISORS LLC	0001423053	951,997	2.13%	▲796,758	+513.25%	$4.61Mn
10	Boxer Capital Management, LLC	0002018299	749,035	1.67%	0	0.00%	$3.63Mn
11	GEODE CAPITAL MANAGEMENT, LLC	0001214717	697,806	1.56%	▲411,259	+143.52%	$3.38Mn
12	SummitTX Capital, L.P.	0002052310	597,453	1.33%	▲597,453	0.00%	$2.89Mn
13	BALYASNY ASSET MANAGEMENT L.P.	0001218710	556,027	1.24%	▲556,027	0.00%	$2.69Mn
14	Stonepine Capital Management, LLC	0001440771	551,692	1.23%	▼162,153	-22.72%	$2.67Mn
15	Ameriprise Financial Inc	0000820027	537,064	1.20%	▼159,117	-22.86%	$2.60Mn
16	Sio Capital Management, LLC	0001482416	529,933	1.18%	▼127,267	-19.37%	$2.56Mn
17	Ally Bridge Group (NY) LLC	0001822947	526,315	1.18%	0	0.00%	$2.55Mn
18	Prosight Management, LP	0001617201	474,638	1.06%	▲474,638	0.00%	$2.30Mn
19	Woodline Partners LP	0001784547	459,805	1.03%	▼533,866	-53.73%	$2.23Mn
20	State Street Corp	0000093751	311,602	0.70%	▲196,400	+170.48%	$1.51Mn

Showing 1 to 20 of 67 holders