Ategrity Specialty Insurance Co Holdings - ASIC
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 10 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nuveen, LLC | History | Added to | 704,961 | 14,811 | 0.0% | 0.0% | 1 | +61,725 | 9.6% | Q4 2025 | Feb 12, 2026 |
| BAMCO INC /NY/ | History | Reduced | 669,792 | 14,072 | 0.04% | 0.04% | 2 | -9,614 | -1.42% | Q4 2025 | Feb 17, 2026 |
| VANGUARD GROUP INC | History | Added to | 457,200 | 9,605 | 0.0% | 0.0% | 3 | +21,674 | 4.98% | Q4 2025 | Jan 29, 2026 |
| BlackRock, Inc. | History | Added to | 448,069 | 9,413 | 0.0% | 0.0% | 4 | +98,645 | 28.23% | Q4 2025 | Feb 12, 2026 |
| CANNELL CAPITAL LLC | History | Added to | 321,211 | 6,748 | 3.27% | 0.43% | 5 | +178,886 | 125.69% | Q4 2025 | Feb 17, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Added to | 287,644 | 6,044 | 0.0% | 0.0% | 6 | +105,254 | 57.71% | Q4 2025 | Feb 17, 2026 |
| T. Rowe Price Investment Management, Inc. | History | Reduced | 222,499 | 4,675 | 0.0% | 0.01% | 7 | -376,583 | -62.86% | Q4 2025 | Feb 19, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 207,167 | 4,352 | 0.0% | 0.0% | 8 | +156,952 | 312.56% | Q4 2025 | Feb 17, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | Added to | 170,734 | 3,587 | 0.0% | 0.0% | 9 | +127,849 | 298.12% | Q4 2025 | Feb 17, 2026 |
| EMERALD ADVISERS, LLC | History | Reduced | 167,047 | 3,509 | 0.11% | 0.23% | 10 | -202,269 | -54.77% | Q4 2025 | Feb 09, 2026 |
| STATE OF WISCONSIN INVESTMENT BOARD | History | Added to | 157,601 | 3,311 | 0.01% | 0.01% | 11 | +32,601 | 26.08% | Q4 2025 | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 153,259 | 3,220 | 0.0% | 0.0% | 12 | +4,866 | 3.28% | Q4 2025 | Feb 09, 2026 |
| NEXT CENTURY GROWTH INVESTORS LLC | History | Reduced | 143,657 | 3,018 | 0.21% | 0.33% | 13 | -84,819 | -37.12% | Q4 2025 | Feb 13, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 121,637 | 2,555 | 0.0% | 0.0% | 14 | +27,502 | 29.22% | Q4 2025 | Feb 17, 2026 |
| Freestone Grove Partners LP | History | Reduced | 113,850 | 2,391 | 0.02% | 0.02% | 15 | -5,283 | -4.43% | Q4 2025 | Feb 17, 2026 |
| Ghisallo Capital Management LLC | History | No change | 100,000 | 2,101 | 0.09% | 0.06% | 16 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 99,894 | 2,098 | 0.0% | 0.0% | 17 | -6,701 | -6.29% | Q4 2025 | Feb 13, 2026 |
| Walleye Capital LLC | History | Added to | 94,214 | 1,979 | 0.01% | 0.0% | 18 | +70,056 | 289.99% | Q4 2025 | Feb 13, 2026 |
| STATE STREET CORP | History | Added to | 92,891 | 1,951 | 0.0% | 0.0% | 19 | +48,690 | 110.16% | Q4 2025 | Feb 13, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 88,642 | 1,862 | 0.0% | 0.0% | 20 | +51,488 | 138.58% | Q4 2025 | Feb 17, 2026 |
| Alyeska Investment Group, L.P. | History | Added to | 71,903 | 1,510 | 0.0% | 0.0% | 21 | +11,903 | 19.84% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Added to | 71,772 | 1,507 | 0.0% | 0.0% | 22 | +26,618 | 58.95% | Q4 2025 | Feb 13, 2026 |
| Interval Partners, LP | History | Reduced | 57,770 | 1,213 | 0.02% | 0.03% | 23 | -44,307 | -43.41% | Q4 2025 | Feb 17, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 56,284 | 1,182 | 0.0% | 0.0% | 24 | +20,426 | 56.96% | Q4 2025 | Mar 25, 2026 |
| EMERALD MUTUAL FUND ADVISERS TRUST | History | Reduced | 53,669 | 1,127 | 0.05% | 0.18% | 25 | -120,350 | -69.16% | Q4 2025 | Feb 09, 2026 |
| KORNITZER CAPITAL MANAGEMENT INC /KS | History | Added to | 50,213 | 1,054 | 0.02% | 0.02% | 26 | +213 | 0.43% | Q4 2025 | Feb 02, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 47,491 | 997 | 0.0% | 0.0% | 27 | -31 | -0.07% | Q4 2025 | Feb 13, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 47,175 | 991 | 0.0% | 0.0% | 28 | -1,595 | -3.27% | Q4 2025 | Feb 17, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 41,364 | 869 | 0.0% | 0.0% | 29 | +38,799 | 1512.63% | Q4 2025 | Feb 11, 2026 |
| NORGES BANK | History | New | 40,000 | 840 | 0.0% | — | 30 | +40,000 | New | Q4 2025 | Feb 10, 2026 |
| JANE STREET GROUP, LLC | History | New | 37,988 | 798 | 0.0% | — | 31 | +37,988 | New | Q4 2025 | Feb 12, 2026 |
| UBS Group AG | History | Added to | 32,852 | 690 | 0.0% | 0.0% | 32 | +4,989 | 17.91% | Q4 2025 | Jan 29, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 27,029 | 567 | 0.0% | 0.0% | 33 | +3,363 | 14.21% | Q4 2025 | Feb 13, 2026 |
| RAYMOND JAMES FINANCIAL INC | History | Added to | 25,264 | 530 | 0.0% | 0.0% | 34 | +12,509 | 98.07% | Q4 2025 | Feb 18, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 24,700 | 518 | 0.0% | 0.0% | 35 | -448 | -1.78% | Q4 2025 | Feb 12, 2026 |
| TWO SIGMA ADVISERS, LP | History | New | 22,900 | 481 | 0.0% | — | 36 | +22,900 | New | Q4 2025 | Feb 17, 2026 |
| Lykos Global Management, LP | History | New | 20,000 | 420 | 0.3% | — | 37 | +20,000 | New | Q4 2025 | Feb 17, 2026 |
| BARCLAYS PLC | History | Added to | 19,526 | 410 | 0.0% | 0.0% | 38 | +10,649 | 119.96% | Q4 2025 | Feb 13, 2026 |
| CITADEL ADVISORS LLC | History | New | 15,930 | 334 | 0.0% | — | 39 | +15,930 | New | Q4 2025 | Feb 17, 2026 |
| Trexquant Investment LP | History | New | 15,212 | 319 | 0.0% | — | 40 | +15,212 | New | Q4 2025 | Feb 17, 2026 |
| Bank of New York Mellon Corp | History | New | 13,971 | 293 | 0.0% | — | 41 | +13,971 | New | Q4 2025 | Feb 10, 2026 |
| VARCOV Co. | History | New | 12,210 | 256 | 0.1% | — | 42 | +12,210 | New | Q4 2025 | Feb 17, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | Reduced | 11,304 | 237 | 0.0% | 0.0% | 43 | -3,760 | -24.96% | Q4 2025 | Feb 17, 2026 |
| Sandia Investment Management LP | History | Reduced | 10,300 | 216 | 0.54% | 0.9% | 44 | -5,000 | -32.68% | Q4 2025 | Feb 17, 2026 |
| Schonfeld Strategic Advisors LLC | History | Reduced | 9,722 | 204 | 0.0% | 0.01% | 45 | -53,336 | -84.58% | Q4 2025 | Feb 17, 2026 |
| Aquatic Capital Management LLC | History | New | 5,144 | 108 | 0.0% | — | 46 | +5,144 | New | Q4 2025 | Feb 17, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 4,644 | 97 | 0.0% | 0.0% | 47 | -600 | -11.44% | Q4 2025 | Feb 13, 2026 |
| State of Alaska, Department of Revenue | History | New | 3,663 | 76 | 0.0% | — | 48 | +3,663 | New | Q4 2025 | Jan 23, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 3,586 | 75 | 0.0% | 0.0% | 49 | +1,626 | 82.96% | Q4 2025 | Feb 10, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 3,458 | 72 | 0.0% | 0.0% | 50 | +2,504 | 262.47% | Q4 2025 | Feb 17, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 3,005 | 63 | 0.0% | 0.0% | 51 | +88 | 3.02% | Q4 2025 | Feb 17, 2026 |
| State of Wyoming | History | Added to | 2,469 | 51 | 0.01% | 0.0% | 52 | +2,329 | 1663.57% | Q4 2025 | Feb 11, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | New | 1,940 | 40 | 0.0% | — | 53 | +1,940 | New | Q4 2025 | Feb 13, 2026 |
| STRS OHIO | History | Added to | 1,700 | 35 | 0.0% | 0.0% | 54 | +600 | 54.55% | Q4 2025 | Feb 02, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | New | 1,300 | 27 | 0.0% | — | 55 | +1,300 | New | Q4 2025 | Feb 12, 2026 |
| Legal & General Group Plc | History | No change | 585 | 12 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| Russell Investments Group, Ltd. | History | Reduced | 538 | 11 | 0.0% | 0.0% | 58 | -65,428 | -99.18% | Q4 2025 | Feb 17, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 525 | 11 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | New | 394 | 8 | 0.0% | — | 59 | +394 | New | Q4 2025 | Feb 17, 2026 |
| Quarry LP | History | Added to | 386 | 8 | 0.0% | — | 60 | +377 | 4188.89% | Q4 2025 | Feb 13, 2026 |
| CWM, LLC | History | Reduced | 346 | 7 | 0.0% | 0.0% | 61 | -2,197 | -86.39% | Q4 2025 | Jan 26, 2026 |
| FMR LLC | History | Added to | 264 | 5 | 0.0% | — | 62 | +244 | 1220.0% | Q4 2025 | Feb 17, 2026 |
| Sterling Capital Management LLC | History | Added to | 285 | 5 | 0.0% | 0.0% | 63 | +9 | 3.26% | Q4 2025 | Feb 13, 2026 |
| AMALGAMATED BANK | History | Reduced | 201 | 4 | 0.0% | 0.0% | 64 | -2 | -0.99% | Q4 2025 | Feb 05, 2026 |
| ROYAL BANK OF CANADA | History | New | 155 | 3 | 0.0% | — | 66 | +155 | New | Q4 2025 | Feb 17, 2026 |
| MCF Advisors LLC | History | Reduced | 185 | 3 | 0.0% | 0.0% | 67 | -107 | -36.64% | Q4 2025 | Feb 11, 2026 |
| CITIGROUP INC | History | Reduced | 145 | 3 | 0.0% | 0.0% | 65 | -1 | -0.68% | Q4 2025 | Feb 13, 2026 |
| Private Wealth Management Group, LLC | History | New | 97 | 2 | 0.0% | — | 68 | +97 | New | Q4 2025 | Jan 23, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Closed out | 0 | 0 | — | 0.0% | — | -437,449 | -100.0% | Q3 2025 | Nov 12, 2025 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.05% | — | -381,830 | -100.0% | Q3 2025 | Nov 14, 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | History | Closed out | 0 | 0 | — | 0.0% | — | -150,000 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Jain Global LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -68,000 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Calamos Advisors LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -27,949 | -100.0% | Q3 2025 | Oct 20, 2025 |
| Burkehill Global Management, LP | History | Closed out | 0 | 0 | — | 0.02% | — | -20,000 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Point72 Asset Management, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -8,984 | -100.0% | Q3 2025 | Nov 14, 2025 |
| DEUTSCHE BANK AG\ | History | Closed out | 0 | 0 | — | 0.0% | — | -7,918 | -100.0% | Q3 2025 | Nov 13, 2025 |
| SG Americas Securities, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -5,949 | -100.0% | Q3 2025 | Oct 23, 2025 |
| Quantbot Technologies LP | History | Closed out | 0 | 0 | — | 0.0% | — | -2,815 | -100.0% | Q3 2025 | Nov 12, 2025 |
| OSAIC HOLDINGS, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -82 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Aster Capital Management (DIFC) Ltd | History | New | 35 | 0 | — | — | — | +35 | New | Q4 2025 | Feb 17, 2026 |
| Pinnacle Wealth Planning Services, Inc. | History | New | 15 | 0 | — | — | — | +15 | New | Q4 2025 | Feb 13, 2026 |
| MassMutual Private Wealth & Trust, FSB | History | New | 14 | 0 | — | — | — | +14 | New | Q4 2025 | Jan 07, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Closed out | 0 | 0 | — | — | — | -12 | -100.0% | Q3 2025 | Nov 07, 2025 |
| EverSource Wealth Advisors, LLC | History | New | 10 | 0 | — | — | — | +10 | New | Q4 2025 | Feb 06, 2026 |
| IFP Advisors, Inc | History | New | 9 | 0 | — | — | — | +9 | New | Q4 2025 | Feb 06, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | New | 8 | 0 | — | — | — | +8 | New | Q4 2025 | Feb 10, 2026 |
| GAMMA Investing LLC | History | New | 8 | 0 | — | — | — | +8 | New | Q4 2025 | Jan 05, 2026 |
| MAI Capital Management | History | New | 5 | 0 | — | — | — | +5 | New | Q4 2025 | Feb 13, 2026 |
| True Wealth Design, LLC | History | New | 3 | 0 | — | — | — | +3 | New | Q4 2025 | Jan 08, 2026 |