SST insider buying

2 cluster buys

System1, Inc. · Industrials

When two or more insiders at System1, Inc. buy SST on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in SST plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters
2
Distinct insiders
3
Total bought
$1.0M
Market cap
$27.9M

Detected clusters

  • Jun 12 – Aug 22, 2025
    Detected Aug 22, 2025
    2 insiders
    Total bought
    $385.6K
    Market cap
    $27.9M
  • Jun 20 – Sep 16, 2024
    Detected Sep 16, 2024
    2 insiders
    Total bought
    $626.0K
    Market cap
    $27.9M

All notable open-market buys in SST

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

DateInsiderSharesPriceValueFiling
Aug 22, 2025
10% Owner
11,015$7.32$80.6KSEC ↗
Aug 21, 2025
10% Owner
12,584$6.90$86.8KSEC ↗
Aug 20, 2025
10% Owner
12,584$6.25$78.7KSEC ↗
Aug 19, 2025
10% Owner
6,567$6.32$41.5KSEC ↗
Jun 13, 2025
Director
6,158$4.01$24.7KSEC ↗
Jun 12, 2025
Director
18,842$3.89$73.3KSEC ↗
Sep 16, 2024
10% Owner
8,412$1.24$10.4KSEC ↗
Sep 12, 2024
10% Owner
3,372$1.24$4.2KSEC ↗
Sep 11, 2024
10% Owner
4,034$1.20$4.8KSEC ↗
Sep 10, 2024
10% Owner
4,407$1.19$5.2KSEC ↗
Sep 9, 2024
10% Owner
2,196$1.19$2.6KSEC ↗
Sep 6, 2024
10% Owner
11,507$1.22$14.0KSEC ↗
Sep 5, 2024
10% Owner
4,352$1.22$5.3KSEC ↗
Sep 4, 2024
10% Owner
8,547$1.24$10.6KSEC ↗
Sep 3, 2024
10% Owner
1,601$1.23$2.0KSEC ↗
Aug 30, 2024
10% Owner
15,205$1.24$18.9KSEC ↗
Aug 23, 2024
10% Owner
37,477$1.21$45.3KSEC ↗
Aug 21, 2024
10% Owner
8,896$1.24$11.0KSEC ↗
Aug 20, 2024
10% Owner
1,500$1.25$1.9KSEC ↗
Aug 16, 2024
10% Owner
11,963$1.23$14.7KSEC ↗
Aug 15, 2024
10% Owner
14,142$1.08$15.3KSEC ↗
Aug 14, 2024
10% Owner
4,384$1.06$4.6KSEC ↗
Aug 13, 2024
10% Owner
965$1.10$1.1KSEC ↗
Jul 11, 2024
10% Owner
6,749$1.45$9.8KSEC ↗
Jul 10, 2024
10% Owner
67,186$1.43$96.1KSEC ↗
10 earlier buys hidden — sign in free to see the full history.

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SST insider buying — FAQ

Are insiders buying SST stock?
Yes — 3 distinct insiders have bought SST (System1, Inc.) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Aug 26, 2025.
How much SST stock have insiders bought?
Insiders have bought a combined $1.0M of SST across 35 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in SST?
A cluster buy is two or more distinct System1, Inc. insiders — officers, directors, or 10% owners — each buying SST on the open market within a rolling window. SST has 2 detected cluster buys to date.
Where does this SST insider trading data come from?
Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in SST

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy SST within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding SST.