Form 4 for SST System1, Inc.
Accepted 2025-10-30 00:00:00 ET · period of report 2025-10-28 · accession 0001628280-25-047629 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-30 | 2025-10-28 | SST | Sestanovich Elizabeth | CHRO | F - Tax | $6.18 | -158 | 59.9K | -0.3% | -$976.44 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2025-10-28 | F | D | 158 | $6.18 | 59,877 | D | — | — | (F1) Upon the vesting of 375 restricted stock units ("RSUs") previously granted to the reporting person, the Company withheld 158 shares to cover the reporting person's tax withholding obligation with respect to the vesting of such RSUs. (F2) Includes 43,725 unvested RSUs. |