🕵️ SS&C Technologies Holdings Inc ($SSNC)
SEC insider & ownership activity, last 12 months · CIK 1402436 · every row links its SEC filing
Over the last 12 months insiders sold $13.5M with no open-market buying against it. Normand A. Boulanger sold $12.9M in discretionary trades (Nov). William C. Stone added 13.9% → 14.3%. No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 3 sellers, $13.5M (4 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Normand A. Boulanger | 0 | – | 1 | $12.9M | Nov 25, 2025 |
| Michael Zamkow | 0 | – | 2 | $400K | May 22, 2026 |
| Jonathan E. Michael | 0 | – | 1 | $183K | May 20, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| William C. Stone | 14.3% | 13G | Feb 9, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.1% | 13G | Jul 31, 2026 | filing ↗ | |
| BlackRock, Inc. | 5.0% | 13G | Jul 30, 2026 | filing ↗ | |
| FMR LLC | 5.0% | 13G | Aug 6, 2026 | filing ↗ | |
| Abigail P. Johnson | 5.0% | 13G | Aug 6, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Michael Zamkow | $200K | May 22, 2026 | filing ↗ |
| Jonathan E. Michael | $183K | May 20, 2026 | filing ↗ |
| Michael Zamkow | $200K | May 20, 2026 | filing ↗ |
| Normand A. Boulanger | $12.9M | Nov 25, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 20, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 20, 2026 | filing ↗ |
| Other events (8.01) | May 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 20, 2026 | filing ↗ |
| Earnings (2.02) | Apr 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 23, 2026 | filing ↗ |
| Earnings (2.02) | Feb 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 5, 2026 | filing ↗ |
| Earnings (2.02) | Oct 23, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 23, 2025 | filing ↗ |
| Material agreement (1.01) | Oct 14, 2025 | filing ↗ |
| Acquisition or disposition (2.01) | Oct 14, 2025 | filing ↗ |
| New financial obligation (2.03) | Oct 14, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 14, 2025 | filing ↗ |