SS&C Technologies Holdings, Inc. (SSNC) ownership: Top institutional holder: VANGUARD GROUP INC ($1.79B). Insider activity: Net Seller (0 buys, 20 sells). 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 20532012.00 | $1.79B | 2025-12-31 |
| BlackRock, Inc. | 20195611.00 | $1.36B | 2026-03-31 |
| FMR LLC | 11021815.00 | $744.74M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 10974325.00 | $741.54M | 2026-03-31 |
| PZENA INVESTMENT MANAGEMENT LLC | 9699260.00 | $655.38M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 9247187.00 | $624.83M | 2026-03-31 |
| JANUS HENDERSON GROUP PLC | 8425246.00 | $569.29M | 2026-03-31 |
| STATE STREET CORP | 6254406.00 | $422.61M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-22 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.