Latest Period
Q1 2026
Security Snapshot
American Integrity Insurance Group, Inc. - Common Stock (AII) Institutional Ownership
CUSIP: 026948109
13F Institutional Holders and Ownership History from Q2 2025 to Q1 2026
Institutions Reporting
100
Shares (Excl. Options)
11,102,178
Price
$19.28
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- Security type / class
- Equity / Common Stock
- Symbol
- AII on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,102,178
- Total 13F value
- $214,052,321
- Portfolio coverage rank
- 0%
- Share change
- +350,577
- Value change
- +$5,686,557
- Number of holders
- 100
- Shares outstanding
- 19,578,720
- SEC-reported price per share
- $17.01
- Insider filing price
- $17.01
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- AII - American Integrity Insurance Group, Inc. - Common Stock is tracked under CUSIP 026948109.
- 100 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 91 to 100 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $222,524,284 to $214,052,321.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 100 institutions filings for Q1 2026.
Security key
026948109
Latest holder period
Q1 2026
13F holders
100
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
AII full holder history
American Integrity Insurance Group, Inc. SEC filings
American Integrity Insurance Group, Inc. company facts
American Integrity Insurance Group, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 026948109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
AII
| 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 | 7.5% | +24% | $27,238,894 | +$5,177,528 | 1,468,404 | +23% | Boston Partners | 31 Mar 2026 |
| WASATCH ADVISORS LP | 6.1% | $22,985,462 | 1,192,192 | Wasatch Advisors LP | 31 Mar 2026 |
As of 31 Mar 2026, 100 institutional investors reported holding 11,102,178 shares of American Integrity Insurance Group, Inc. - Common Stock (AII). This represents 57% of the company’s total 19,578,720 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
48%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Boston Partners | 7.5% | 1,473,831 | +24% | 0.03% | $28,414,974 |
| WASATCH ADVISORS LP | 6.1% | 1,192,192 | +39% | 0.15% | $22,985,462 |
| Mink Brook Asset Management LLC | 4.3% | 842,438 | +30% | 9.1% | $16,242,205 |
| BlackRock, Inc. | 3.8% | 749,890 | +39% | 0% | $14,457,879 |
| Freestone Grove Partners LP | 2.9% | 559,197 | +1.6% | 0.08% | $10,781,318 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 2.4% | 477,776 | +0.18% | 0.01% | $9,211,521 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.3% | 454,833 | 0% | 0% | $8,769,180 |
| Pacific Ridge Capital Partners, LLC | 2% | 389,420 | +25% | 1.6% | $7,508,018 |
| Russell Investments Group, Ltd. | 1.9% | 369,286 | +20% | 0.01% | $7,119,827 |
| TWO SIGMA INVESTMENTS, LP | 1.7% | 339,113 | +56% | 0.01% | $6,538,099 |
| BANK OF AMERICA CORP /DE/ | 1.5% | 293,443 | +0.75% | 0% | $5,657,582 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.4% | 265,678 | +23% | 0% | $5,122,995 |
| ACADIAN ASSET MANAGEMENT LLC | 1.1% | 209,214 | +37% | 0.01% | $4,029,000 |
| CITADEL ADVISORS LLC | 1% | 198,385 | -40% | 0% | $3,824,863 |
| AMERICAN CENTURY COMPANIES INC | 1% | 196,694 | +102% | 0% | $3,792,260 |
| STATE STREET CORP | 0.95% | 186,769 | +20% | 0% | $3,600,906 |
| MILLENNIUM MANAGEMENT LLC | 0.93% | 181,180 | -38% | 0% | $3,493,150 |
| EMERALD MUTUAL FUND ADVISERS TRUST | 0.88% | 171,429 | 0% | 0.16% | $3,305,151 |
| STATE OF WISCONSIN INVESTMENT BOARD | 0.74% | 144,157 | -9.1% | 0.01% | $2,779,347 |
| RENAISSANCE TECHNOLOGIES LLC | 0.7% | 136,800 | -26% | 0% | $2,637,504 |
| Interval Partners, LP | 0.6% | 116,703 | -29% | 0.08% | $2,250,034 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 0.57% | 111,670 | +1160% | 0.01% | $2,152,997 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.55% | 108,198 | 0% | 0% | $2,086,057 |
| Alyeska Investment Group, L.P. | 0.53% | 103,188 | -68% | 0.01% | $1,989,465 |
| Walleye Capital LLC | 0.52% | 102,514 | -29% | 0.01% | $1,976,470 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
4
Latest
Q1 2026
Rows shown
1-4 of 4
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 11,102,178 | $214,052,321 | +$5,686,557 | $19.28 | 100 |
| 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 |