American Integrity Insurance AII Institutional Ownership

NYSE AII

$28.71 -0.24 (-0.83%)

As of: Oct 21, 2026 · 3:59 PM EDT

Institutions by Trading Activity

101 Institutions

Increased 58 57.4%

Unchanged 4 4.0%

Reduced 39 38.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

54.83%

▼-1.85 pp QoQ

Shares Held by Institutions

10.74Mn

of 19.59Mn outstanding

▼-3.21% QoQ

Shares Outstanding

19.59Mn

8.85Mn held outside 13F filers

Institutional Investors

101

filed 13F for Jun 2026

▲+2 vs prior quarter

Net Shares Added (QoQ)

-356.48K

distributed since last quarter

Value of Holdings

$311.12Mn

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

Updated Oct 11, 2026

American Integrity Insurance Group, Inc. (NYSE:AII) was reported as a holding by 101 institutional investors in 13F filings for the quarter ended June 30, 2026.

These investors held 54.83% of American Integrity Insurance's outstanding shares at the end of Q2 2026, down from 56.68% in Q1 2026.
Total shares held in American Integrity Insurance fell 3.21% versus Q1 2026, while the number of holders rose 87.04% versus Q2 2025.
Of the 101 holders, 58 added to their positions, 39 reduced their stakes and 4 left their positions unchanged in Q2 2026.
Institutional investors held 10.74Mn shares of American Integrity Insurance in total at the end of Q2 2026, down 356.48K from the prior quarter and up 2.84Mn from a year earlier.
As of June 30, 2026, the biggest holder of American Integrity Insurance was Boston Partners with 1.53Mn shares, or 7.79% of shares outstanding.
The biggest increases in AII positions during Q2 2026 came from Pacific Ridge Capital Partners, LLC (+190.02K shares), BlackRock, Inc. (+138.22K shares), Mink Brook Asset Management LLC (+135.53K shares), American Century Companies Inc (+85.75K shares) and Wasatch Advisors LP (+67.98K shares).
Among holders that kept a stake in American Integrity Insurance, the biggest sellers in Q2 2026 were Manufacturers Life Insurance Company, The (-429.58K shares), Emerald Mutual Fund Advisers Trust (-159.81K shares), Millennium Management LLC (-114.75K shares), Bank of America Corp (-84.11K shares) and Los Angeles Capital Management LLC (-71.98K shares).
Business Quant data shows the 10 biggest positions in American Integrity Insurance as of Q2 2026 were held by Boston Partners (1.53Mn shares), Wasatch Advisors LP (1.26Mn shares), Mink Brook Asset Management LLC (977.97K shares), BlackRock, Inc. (888.12K shares), Pacific Ridge Capital Partners, LLC (579.44K shares), Freestone Grove Partners LP (491.27K shares), Vanguard Capital Management LLC (458.52K shares), Russell Investments Group, Ltd. (326.88K shares), Geode Capital Management, LLC (294.1K shares) and Two Sigma Investments, LP (293.64K shares).

Form 13F Holdings

101 Institutional Holders

Report period 30 Jun, 2026

Total shares held 10.74Mn

Of outstanding 54.83%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Boston Partners	0001386060	1,527,196	7.79%	▲53,365	+3.62%	$28.76Mn
2	WASATCH ADVISORS LP	0000814133	1,260,169	6.43%	▲67,977	+5.70%	$23.73Mn
3	Mink Brook Asset Management LLC	0002052205	977,969	4.99%	▲135,531	+16.09%	$18.42Mn
4	BlackRock, Inc.	0002012383	888,115	4.53%	▲138,225	+18.43%	$16.72Mn
5	Pacific Ridge Capital Partners, LLC	0001591546	579,444	2.96%	▲190,024	+48.80%	$10.91Mn
6	Freestone Grove Partners LP	0002007591	491,272	2.51%	▼67,925	-12.15%	$9.25Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	458,520	2.34%	▲3,687	+0.81%	$8.63Mn
8	Russell Investments Group, Ltd.	0001692234	326,884	1.67%	▼42,402	-11.48%	$6.16Mn
9	GEODE CAPITAL MANAGEMENT, LLC	0001214717	294,097	1.50%	▲28,419	+10.70%	$5.54Mn
10	TWO SIGMA INVESTMENTS, LP	0001179392	293,644	1.50%	▼45,469	-13.41%	$5.53Mn
11	AMERICAN CENTURY COMPANIES INC	0000748054	282,447	1.44%	▲85,753	+43.60%	$5.32Mn
12	State Street Corp	0000093751	216,320	1.10%	▲29,551	+15.82%	$4.07Mn
13	CITADEL ADVISORS LLC	0001423053	216,145	1.10%	▲17,760	+8.95%	$4.07Mn
14	Bank Of America Corp /De/	0000070858	209,330	1.07%	▼84,113	-28.66%	$3.94Mn
15	ACADIAN ASSET MANAGEMENT LLC	0000916542	173,093	0.88%	▼36,121	-17.27%	$3.26K
16	ALGERT GLOBAL LLC	0001275218	155,356	0.79%	▲155,356	0.00%	$2.93Mn
17	STATE OF WISCONSIN INVESTMENT BOARD	0000854157	130,056	0.66%	▼14,101	-9.78%	$2.45Mn
18	RENAISSANCE TECHNOLOGIES LLC	0001037389	119,705	0.61%	▼17,095	-12.50%	$2.25Mn
19	DONALD SMITH & CO., INC.	0000814375	116,420	0.59%	▲116,420	0.00%	$2.19Mn
20	MARSHALL WACE, LLP	0001318757	107,695	0.55%	▲36,345	+50.94%	$2.03Mn

Showing 1 to 20 of 101 holders