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AIINYSEFire, Marine & Casualty InsuranceFiscal year ends December 31

American Integrity Insurance Group, Inc.

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 13, 2026
$27.98+0.48 (+1.75%)

Close on Oct 19, 2026

Market cap
$548.14M
P/E (TTM)
6.2
Dividend yield
–

Ownership

Institutional holdings as of Jun 30, 2026, from 13F filings

Held by institutions
55.0%
11M of 20M shares
Institutional holders
101
14 new, 12 sold out
Net institutional buying
-0M
In Q2 2026
Insider trades, 12 months
6 buys · 26 sales
Net sold $74.61M

Shares held by institutions

Holders of more than 5%

Latest Schedule 13D (active) or 13G (passive) filed by each holder

HolderShares% of classFilingAs of
James E. Sowell4,473,82422.90%13G (passive) amendmentDec 31, 2025
Robert C. Ritchie2,394,94612.20%13G (passive) amendmentDec 31, 2025
Boston Partners1,468,4047.50%13G (passive) amendmentMar 31, 2026
Wasatch Advisors LP1,192,1926.10%13G (passive)Mar 31, 2026

Top institutional holders

13F holdings as of Jun 30, 2026

HolderShares% of AIIValueChange% of portfolio
Boston Partners1,527,1967.79%$28.76M+53,3650.03%
Wasatch Advisors LP1,260,1696.43%$23.73M+67,9770.16%
Mink Brook Asset Management LLC977,9694.99%$18.42M+135,5318.13%
BlackRock, Inc.888,1154.53%$16.72M+138,2250.00%
Pacific Ridge Capital Partners, LLC579,4442.96%$10.91M+190,0241.98%
Freestone Grove Partners LP491,2722.51%$9.25M−67,9250.06%
Vanguard Capital Management LLC458,5202.34%$8.63M+3,6870.00%
Russell Investments Group, Ltd.326,8841.67%$6.16M−42,4020.01%
Geode Capital Management, LLC294,0971.50%$5.54M+28,4190.00%
Two Sigma Investments, LP293,6441.50%$5.53M−45,4690.00%
American Century Companies Inc282,4471.44%$5.32M+85,7530.00%
State Street Corp216,3201.10%$4.07M+29,5510.00%
Citadel Advisors LLC216,1451.10%$4.07M+17,7600.00%
Bank Of America Corp /De/209,3301.07%$3.94M−84,1130.00%
Acadian Asset Management LLC173,0930.88%$3.26K−36,1210.00%
Algert Global LLC155,3560.79%$2.93MNew0.03%
State Of Wisconsin Investment Board130,0560.66%$2.45M−14,1010.00%
Renaissance Technologies LLC119,7050.61%$2.25M−17,0950.00%
Donald Smith & Co., Inc.116,4200.59%$2.19MNew0.04%
Marshall Wace, Llp107,6950.55%$2.03M+36,3450.00%

Institutional buying and selling by quarter

Positions opened, added to, reduced and closed by 13F filers

QuarterHoldersShares held% of sharesNew / addedReduced / closedShares boughtShares sold
Q2 202610111M55.0%14 / 4439 / 121M2M
Q1 202610011M56.7%21 / 4526 / 133M2M
Q4 20259311M54.5%24 / 4319 / 63M4M
Q3 20257511M56.2%34 / 2311 / 155M2M
Q2 2025568M41.8%56 / 00 / 08M0M

Top mutual fund and ETF holders

Latest monthly portfolio reports (Form N-PORT)

FundShares% of AIIValue% of fundAs of
Wasatch Micro Cap Fund609,2563.11%$11.47M1.70%Jun 30, 2026
Column Small Cap Select Fund486,3192.48%$7.96M0.42%May 31, 2026
Vanguard Total Stock Market Index Fund368,6871.88%$6.94M0.00%Jun 30, 2026
Wasatch Micro Cap Value Fund352,7441.80%$6.64M1.72%Jun 30, 2026
iShares Russell 2000 ETF343,7591.75%$6.47M0.01%Jun 30, 2026
Adara Smaller Companies Fund201,5001.03%$3.30M0.40%May 31, 2026
Avantis U.S. Small Cap Value ETF198,7961.01%$3.25M0.01%May 31, 2026
WPG Partners Select Small Cap Value Fund192,6000.98%$3.15M1.35%May 31, 2026
Emerald Growth Fund155,8050.80%$3.05M0.22%Apr 30, 2026
Fidelity Small Cap Index Fund132,3850.68%$2.69M0.01%Jul 31, 2026
iShares Russell 2000 Value ETF122,3770.62%$2.30M0.02%Jun 30, 2026
U.S. Small Cap Equity Fund79,0740.40%$1.60M0.16%Jul 31, 2026
Vanguard Extended Market Index Fund77,4070.40%$1.46M0.00%Jun 30, 2026
Vanguard Russell 2000 Index Fund62,0410.32%$1.01M0.01%May 31, 2026
Multi-Asset Strategy Fund43,1610.22%$875.74K0.15%Jul 31, 2026

Officers, directors and major owners

People who filed Forms 3, 4 or 5 in the last two years

NameRoleShares owned% of sharesLatest filing
Robert C. RitchieChief Executive Officer, Director1,883,9979.62%Sep 2, 2026
David Lewis ClarkChairman, Director484,8892.47%May 26, 2026
Steve W. BiggsChief Accounting Officer4,8200.02%Sep 17, 2026
Jon P. RitchiePresident179,7010.92%May 11, 2026
Brian FoleyChief Financial Officer4,2620.02%Apr 8, 2026
Benjamin A. LurieChief Financial Officer85,5340.44%Mar 4, 2026
Ernest N. CsiszarDirector3,9960.02%Jul 2, 2026
Steven B. MathisDirector6,9960.04%Jul 2, 2026
Steven E. SmathersDirector178,6970.91%Jul 2, 2026
James E. Sowell10% owner4,768,86124.34%Jun 11, 2026
Sowell Investments Holding Co., LLC10% owner4,610,18023.53%Jun 11, 2026

Insider trades

Common stock transactions reported on Form 4, newest first

InsiderDateTransactionSharesPriceValueShares after
Steve W. Biggs
Chief Accounting Officer
Sep 17, 2026Award+4,820––4,820
Robert C. Ritchie
Chief Executive Officer, Director
Aug 31, 2026Sale(10b5-1 plan)−9,174$25.92$237.79K1,883,997
Robert C. Ritchie
Chief Executive Officer, Director
Aug 28, 2026Sale(10b5-1 plan)−6,000$26.50$159.00K1,893,171
Robert C. Ritchie
Chief Executive Officer, Director
Aug 27, 2026Sale(10b5-1 plan)−10,000$26.35$263.50K1,899,171
Robert C. Ritchie
Chief Executive Officer, Director
Aug 26, 2026Sale(10b5-1 plan)−54,365$26.63$1.45M1,909,171
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 25, 2026Sale(10b5-1 plan)−65,000$26.29$1.71M1,963,536
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 24, 2026Sale(10b5-1 plan)−45,461$26.30$1.20M2,028,536
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 21, 2026Sale(10b5-1 plan)−24,464$25.68$628.24K2,074,147
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 21, 2026Sale(10b5-1 plan)−150$26.30$3.95K2,073,997
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 20, 2026Sale(10b5-1 plan)−35,000$25.08$877.80K2,098,611
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 19, 2026Sale(10b5-1 plan)−6,000$25.24$151.44K2,133,611
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 18, 2026Sale(10b5-1 plan)−12,000$25.34$304.08K2,139,611
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 17, 2026Sale(10b5-1 plan)−55,000$24.92$1.37M2,151,611
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 14, 2026Sale(10b5-1 plan)−20,402$24.12$492.10K2,206,611
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 13, 2026Sale(10b5-1 plan)−50,000$23.65$1.18M2,227,013
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 12, 2026Sale(10b5-1 plan)−38,161$23.08$880.76K2,277,112
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 12, 2026Sale(10b5-1 plan)−99$24.60$2.44K2,277,013
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 10, 2026Sale(10b5-1 plan)−5,800$20.72$120.18K2,315,273
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 7, 2026Sale(10b5-1 plan)−12,959$21.01$272.27K2,321,073
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 6, 2026Sale(10b5-1 plan)−36,965$20.83$769.98K2,334,032
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 4, 2026Sale(10b5-1 plan)−30,000$20.85$625.50K2,370,997
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Aug 3, 2026Sale(10b5-1 plan)−33,000$20.68$682.44K2,400,997
Ernest N. Csiszar
Director
Jun 30, 2026Award+870––3,996
Steven B. Mathis
Director
Jun 30, 2026Award+870––6,996
Steven E. Smathers
Director
Jun 30, 2026Award+870––178,697
Sowell Investments Holding Co., LLC
10% owner
Jun 9, 2026Buy+79,497$16.85$1.34M4,610,180
Sowell Investments Holding Co., LLC
10% owner
Jun 8, 2026Buy+33,628$16.91$568.65K4,530,683
Sowell Investments Holding Co., LLC
10% owner
Jun 5, 2026Buy+23,231$16.92$393.07K4,497,055
Steven B. Mathis
Director
May 26, 2026Buy+3,000$16.82$50.46K6,126
Steven E. Smathers
Director
May 22, 2026Buy+2,900$16.99$49.27K177,827
David Lewis Clark
Chairman, Director
May 22, 2026Buy+5,830$17.15$99.98K23,426
David Lewis Clark
Chairman, Director
May 7, 2026Tax withholding−1,230$19.67$24.19K17,596
Jon P. Ritchie
President
May 7, 2026Tax withholding−1,538$19.67$30.25K179,701
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
May 7, 2026Tax withholding−2,921$19.67$57.46K2,433,997
Brian Foley
Chief Financial Officer
Apr 6, 2026Award+4,262––4,262
Ernest N. Csiszar
Director
Mar 31, 2026Award+778––3,126
Steven E. Smathers
Director
Mar 31, 2026Award+778––174,927
Steven B. Mathis
Director
Mar 31, 2026Award+778––3,126
David Lewis Clark
Chairman, Director
Mar 2, 2026Award+9,451––18,826
Jon P. Ritchie
President
Mar 2, 2026Award+11,814––181,239
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Mar 2, 2026Award+19,706––2,436,918
Benjamin A. Lurie
Chief Financial Officer
Mar 2, 2026Award+3,166––85,534
Steven B. Mathis
Director
Dec 31, 2025Award+735––2,348
Steven E. Smathers
Director
Dec 31, 2025Award+735––174,149
Ernest N. Csiszar
Director
Dec 31, 2025Award+735––2,348
Sowell Investments Holding Co., LLC
10% owner
Dec 5, 2025Sale−295,037$19.00$5.61M4,473,824
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Dec 5, 2025Sale−59,554$19.00$1.13M2,417,212
Jon P. Ritchie
President
Dec 4, 2025Award+11,719––169,425
Benjamin A. Lurie
Chief Financial Officer
Dec 4, 2025Award+3,516––82,368
David Lewis Clark
Chairman, Director
Dec 4, 2025Award+9,375––9,375
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Dec 4, 2025Award+22,266––2,476,766
Robert C. Ritchie
Chief Executive Officer, Director, 10% owner
Nov 21, 2025Sale−475,000$19.00$9.03M2,454,500
Steven E. Smathers
Director
Nov 21, 2025Sale−171,800$19.00$3.26M173,414
James E. Sowell
10% owner
Nov 21, 2025Sale−2,353,200$19.00$44.71M4,768,861
Steven E. Smathers
Director
Sep 30, 2025Award+727––345,214
Steven B. Mathis
Director
Sep 30, 2025Award+727––1,613
Ernest N. Csiszar
Director
Sep 30, 2025Award+727––1,613
Steven B. Mathis
Director
Sep 9, 2025Award+886––886
Steven E. Smathers
Director
Sep 9, 2025Award+886––344,487
Ernest N. Csiszar
Director
Sep 9, 2025Award+886––886

Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.

Planned insider sales

Notices of proposed sale filed on Form 144 before shares are sold

SellerFiledSharesMarket valuePlanned saleAcquired through
Robert C. Ritchie
Officer, Director, 10% Stockholder
Aug 7, 2026775,000$16.28MAug 3, 2026Reorganization