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System1, Inc.

SST No buying or selling

CIK 0001805833 #5026 in the set updated 21 Sep 2026

Bought (1 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (1 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

$0.00

$0.00 against sales at will

By person

14 insiders · 0 transactions

Insider

Role

Bought

Sold

Net

Holding

Worth

Change

Blend Stanley

10% owner

—

2,500,000

$7.50M

—

CEE Holdings Trust entity

10% owner

—

919,555

$2.76M

+4.9%

Ursini Charles

President & COO

—

367,500

$1.10M

+1,125%

Kidambi Tridivesh

Chief Financial Officer

—

175,793

$527.38K

+84.6%

Civantos John

Director

—

70,613

$211.84K

+130.7%

Weinrot Daniel J

General Counsel & Secretary

—

59,897

$179.69K

+34.0%

Coppola Brian

Chief Ad Operations Officer

—

59,774

$179.32K

+8.0%

Sestanovich Elizabeth

Chief People Officer

—

51,890

$155.67K

+33.0%

MARTIRE FRANK R

Director

—

41,575

$124.73K

+56.4%

Kazerani Moujan

Director

—

40,292

$120.88K

+59.3%

Caswell Ryan R.

Director

—

38,577

$115.73K

+63.6%

Naidu Taryn Jogi

Director

—

38,562

$115.69K

+63.7%

Horn Caroline

Director

—

37,418

$112.25K

+66.9%

Kumar Tanmay

Director

—

35,196

$105.59K

+74.3%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 0

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 0

History held since 11 Aug 2020