| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Apollo Management Holdings GP, LLC | 82% | 0% | $2,805,557,784 | 75,418,220 | 0% | Apollo Management Holdings GP, LLC | 31 Dec 2025 |
As of 31 Dec 2025, 122 institutional investors reported holding 95,372,325 shares of ASPEN INSURANCE HOLDINGS LTD - Class A Ordinary Shares, par value $0.001 per share (AHL). This represents 104% of the company’s total 91,861,413 outstanding shares.
The largest institutional shareholders of ASPEN INSURANCE HOLDINGS LTD - Class A Ordinary Shares, par value $0.001 per share (AHL) together control 101% 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 |
|---|---|---|---|---|---|
| Apollo Management Holdings, L.P. | 82% | 75,418,220 | 0% | 28% | $2,798,015,962 |
| HBK INVESTMENTS L P | 4.9% | 4,500,000 | +25% | 1.8% | $166,950,000 |
| NUANCE INVESTMENTS, LLC | 1.7% | 1,541,315 | +29% | 6.3% | $57,182,793 |
| Magnetar Financial LLC | 1.3% | 1,218,999 | 0% | 0.44% | $45,224,863 |
| Glazer Capital, LLC | 1.2% | 1,123,495 | +22% | 1.1% | $41,682,000 |
| GOLDMAN SACHS GROUP INC | 1.1% | 1,052,654 | +37% | 0.01% | $39,053,463 |
| JPMORGAN CHASE & CO | 1% | 942,103 | +67% | 0% | $34,952,021 |
| FIL Ltd | 0.94% | 863,280 | 0% | 0.02% | $32,027,688 |
| BlackRock, Inc. | 0.91% | 832,526 | +2.6% | 0% | $30,886,715 |
| WATER ISLAND CAPITAL LLC | 0.62% | 572,685 | -7.7% | 2.6% | $21,246,613 |
| Schonfeld Strategic Advisors LLC | 0.59% | 541,721 | +397% | 0.1% | $20,097,849 |
| Capula Management Ltd | 0.49% | 445,997 | 0.11% | $16,546,489 | |
| AQR Arbitrage LLC | 0.42% | 388,918 | +55% | 0.3% | $14,428,858 |
| MARSHALL WACE, LLP | 0.34% | 312,368 | +37% | 0.01% | $11,588,854 |
| MILLENNIUM MANAGEMENT LLC | 0.33% | 302,282 | +628% | 0.01% | $11,214,662 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.33% | 300,902 | 0.01% | $11,163,464 | |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 0.3% | 278,410 | -4.5% | 0.03% | $10,329,011 |
| WELLINGTON MANAGEMENT GROUP LLP | 0.3% | 275,709 | +8.3% | 0% | $10,228,804 |
| ALPINE ASSOCIATES MANAGEMENT INC. | 0.27% | 252,487 | +17% | 0.63% | $9,367,267 |
| STATE STREET CORP | 0.26% | 239,736 | +3.9% | 0% | $8,894,206 |
| RENAISSANCE TECHNOLOGIES LLC | 0.26% | 237,700 | +85% | 0.01% | $8,818,670 |
| FMR LLC | 0.25% | 229,011 | +64% | 0% | $8,496,308 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.2% | 179,878 | -1.6% | 0% | $6,673,473 |
| MORGAN STANLEY | 0.19% | 174,613 | +364% | 0% | $6,478,143 |
| Slotnik Capital, LLC | 0.19% | 170,000 | +148% | 1.7% | $6,307,000 |