STONE WILLIAM C (CIK 1032282) reported 8 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-03). Recent activity: Buy SSNC (21,949 shares), Buy SSNC (19,890 shares), Buy SSNC (263,394 shares), Buy SSNC (14,273 shares), Sell SSNC (148,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-03 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 21,949 | $0 |
| 2026-02-23 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 19,890 | $0 |
| 2026-02-18 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 263,394 | $0 |
| 2026-02-18 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 14,273 | $0 |
| 2025-12-29 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Sell | 148,000 | $0 |
| 2025-10-15 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 420,000 | $14.2M |
| 2025-03-04 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 21,729 | $0 |
| 2025-02-25 | SS&C Technologies Holdings Inc (SSNC) | Chairman of the Board & CEO | Buy | 19,647 | $0 |
Source: SEC Form 4 filings · as of 2026-03-03