American Integrity Insurance Group, Inc. - Common Stock (AII) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2025 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
AII on NYSE
Shares outstanding
19,630,705
Price per share
$18.30
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
10,682,058
Total reported value
$222,524,284
% of total 13F portfolios
0%
Share change
+2,509,196
Value change
+$51,749,788
Number of holders
91
Price from insider filings
$18.30
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of American Integrity Insurance Group, Inc. - Common Stock (AII) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SOWELL JAMES E 23% -38% $93,189,754 -$55,162,777 4,473,824 -37% James E. Sowell 31 Dec 2025
Ritchie Robert C 12% -19% $49,886,725 -$11,134,760 2,394,946 -18% Robert C. Ritchie 31 Dec 2025
Boston Partners 6.1% +8.5% $24,754,756 +$2,105,865 1,189,292 +9.3% Boston Partners 31 Dec 2025

As of 31 Dec 2025, 91 institutional investors reported holding 10,682,058 shares of American Integrity Insurance Group, Inc. - Common Stock (AII). This represents 54% of the company’s total 19,630,705 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of American Integrity Insurance Group, Inc. - Common Stock (AII) together control 45% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Boston Partners 6.1% 1,191,145 +9.3% 0.03% $24,808,639
WASATCH ADVISORS LP 4.4% 860,426 -5.2% 0.11% $17,922,674
Mink Brook Asset Management LLC 3.3% 648,405 +36% 8.5% $13,506,276
VANGUARD GROUP INC 2.9% 566,666 +29% 0% $11,803,653
Freestone Grove Partners LP 2.8% 550,595 +18% 0.08% $11,468,894
BlackRock, Inc. 2.7% 539,369 +22% 0% $11,235,057
MANUFACTURERS LIFE INSURANCE COMPANY, THE 2.4% 476,917 +12% 0.01% $9,934,181
CITADEL ADVISORS LLC 1.7% 330,203 +2754% 0% $6,878,128
Alyeska Investment Group, L.P. 1.7% 327,405 +5.7% 0.02% $6,819,846
Pacific Ridge Capital Partners, LLC 1.6% 310,325 +24% 1.4% $6,464,070
Russell Investments Group, Ltd. 1.6% 307,934 +39% 0.01% $6,414,260
MILLENNIUM MANAGEMENT LLC 1.5% 294,576 +926% 0% $6,136,018
BANK OF AMERICA CORP /DE/ 1.5% 291,250 +91% 0% $6,066,739
TWO SIGMA INVESTMENTS, LP 1.1% 216,891 +44% 0.01% $4,517,840
GEODE CAPITAL MANAGEMENT, LLC 1.1% 215,792 +30% 0% $4,495,692
Balyasny Asset Management L.P. 1% 203,741 -59% 0.01% $4,243,925
RENAISSANCE TECHNOLOGIES LLC 0.94% 185,400 +1112% 0.01% $3,861,882
EMERALD MUTUAL FUND ADVISERS TRUST 0.87% 171,429 0% 0.17% $3,570,866
Interval Partners, LP 0.83% 163,783 +404% 0.08% $3,411,600
Gillson Capital LP 0.82% 161,768 -7.6% 0.22% $3,370,000
STATE OF WISCONSIN INVESTMENT BOARD 0.81% 158,559 -9.4% 0.01% $3,302,784
STATE STREET CORP 0.79% 155,973 +42% 0% $3,248,918
FJ Capital Management LLC 0.78% 153,491 +1262% 0.35% $3,197,218
ACADIAN ASSET MANAGEMENT LLC 0.78% 152,529 +168% 0.01% $3,170,000
Walleye Capital LLC 0.73% 144,254 +575% 0.02% $3,004,811

Institutional Holders of American Integrity Insurance Group, Inc. - Common Stock (AII) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 10,682,058 $222,524,284 +$51,749,788 $20.83 91
2025 Q3 8,028,523 $179,241,131 +$4,356,579 $22.31 74
2025 Q2 8,189,267 $150,599,821 +$150,067,430 $18.39 55