System1, Inc. (SST)
Latest SST Insider Trades
Tridivesh Kidambi - OfficerOpen-market purchase$81K- CEE Holdings Trust - 10% OwnerOpen-market purchase$81K
- CEE Holdings Trust
About System1, Inc. (SST)
System1 Inc develops technology and data science to operate a responsive acquisition marketing platform. It operate several flagship brands across multiple consumer verticals, including shopping, travel and search, and a customer acquisition and marketing platform powered by Artificial Intelligence and machine learning. The company's segment includes Marketing and Products. It generates maximum revenue from the Marketing segment. Geographically, it operates in United States and Other countries.
- MARINA DEL REY, CA
- 250
- 2022
- XNYS
90-Day SEC Filing Activity
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 1 | 35,300 | |
| Tax withholding / forfeiture | 4 | 28,360 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
SST Insider Transactions (Form 4)
3351 Form 4 filings on record, the earliest from Oct 16, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
 Elizabeth Sestanovich - Officer | Tax withholding / forfeiture | Class A Common Stock |
Recent SST Form 8-K Filings
5SST Insider Trading - FAQ
What is the latest insider trade for SST?
System1, Inc. (SST) had 5 insider filings in the last 90 days, with the most recent on 2026-07-17. The full record for SST runs to 51 Form 4 filings, the earliest from 2024-10-16. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying SST stock?
No insider purchases of SST were filed in the last 90 days. 5 purchases are on record for this company.
How many insiders are selling SST stock?
No insider sales of SST were filed in the last 90 days.
Where can I see SST SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks SST Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow SST insider buys?
Create a free InsiderAlpha account and press Watch on this page to add SST to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Information Technology Companies with Insider Activity
Recent Insider Filings
10Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
- - Elizabeth Sestanovich view on EDGAR
- - Brian Coppola view on EDGAR
- - Tridivesh Kidambi view on EDGAR
- - Daniel J. Weinrot view on EDGAR
- - Tridivesh Kidambi view on EDGAR
- - Tridivesh Kidambi view on EDGAR
- - Elizabeth Sestanovich view on EDGAR
- - Brian Coppola view on EDGAR
- - Daniel J. Weinrot view on EDGAR
Related Companies - Recent Insider Activity
Learn More
- What is SEC Form 4?
- The filing insiders must submit within two business days of a trade, and how to read its transaction codes.
- Insider activity in Information Technology
- Where SST's peers are being bought and sold.
- Every recent Form 4
- The full market-wide feed, updated as filings arrive from SEC EDGAR.
Track SST insider activity as it files
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
