SST

System1, Inc.

Insider trading activity for System1, Inc., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

+$80.7K

net buying

Bought(1 · 1 insiders): $80.7K
Sold(0 · 0 insiders): $0

Past 12 months

+$80.7K

net buying

Bought(1 · 1 insiders): $80.7K
Sold(0 · 0 insiders): $0

Transaction history

The 62 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Jul 15	Weinrot Daniel J	General Counsel &…	FTAX	9,156	$2.60	$23.8K	-13.3%	Open the original filing on SEC.gov
Jul 15	Sestanovich Elizabeth	Chief People Officer	FTAX	7,058	$2.60	$18.4K	-12.0%	Open the original filing on SEC.gov
Jul 15	Kidambi Tridivesh	Chief Financial Officer	FTAX	6,022	$2.60	$15.7K	-3.3%	Open the original filing on SEC.gov
Jul 15	Coppola Brian	Chief Ad Operations…	FTAX	6,124	$2.60	$15.9K	-9.3%	Open the original filing on SEC.gov
May 29	Kidambi Tridivesh	Chief Financial Officer	AGRANT	35,300	—	—	+24.1%	Open the original filing on SEC.gov
Apr 15	Weinrot Daniel J	General Counsel &…	FTAX	341	$2.26	$771	-0.5%	Open the original filing on SEC.gov
Apr 15	Sestanovich Elizabeth	Chief People Officer	FTAX	341	$2.26	$771	-0.6%	Open the original filing on SEC.gov
Apr 15	Kidambi Tridivesh	Chief Financial Officer	FTAX	301	$2.26	$680	-0.2%	Open the original filing on SEC.gov
Apr 15	Kidambi Tridivesh	Chief Financial Officer	PBUY★	26,910	$3.00	$80.7K	+22.4%	Open the original filing on SEC.gov
Apr 15	Coppola Brian	Chief Ad Operations…	FTAX	331	$2.26	$748	-0.5%	Open the original filing on SEC.gov
Jan 28	Weinrot Daniel J	General Counsel &…	FTAX	211	$4.18	$882	-0.3%	Open the original filing on SEC.gov
Jan 28	Sestanovich Elizabeth	Chief People Officer	FTAX	211	$4.18	$882	-0.4%	Open the original filing on SEC.gov
Jan 28	Kidambi Tridivesh	Chief Financial Officer	FTAX	258	$4.18	$1.1K	-0.2%	Open the original filing on SEC.gov
Jan 28	Coppola Brian	Chief Ad Operations…	FTAX	231	$4.18	$966	-0.4%	Open the original filing on SEC.gov
Jan 15	Weinrot Daniel J	General Counsel &…	FTAX	377	$4.40	$1.7K	-0.5%	Open the original filing on SEC.gov
Jan 15	Sestanovich Elizabeth	Chief People Officer	FTAX	377	$4.40	$1.7K	-0.6%	Open the original filing on SEC.gov
Jan 15	Kidambi Tridivesh	Chief Financial Officer	FTAX	345	$4.40	$1.5K	-0.3%	Open the original filing on SEC.gov
Jan 15	Coppola Brian	Chief Ad Operations…	FTAX	371	$4.40	$1.6K	-0.6%	Open the original filing on SEC.gov
Oct 28, 2025	Weinrot Daniel J	General Counsel &…	FTAX	214	$6.18	$1.3K	-0.3%	Open the original filing on SEC.gov
Oct 28, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	158	$6.18	$976	-0.3%	Open the original filing on SEC.gov
Oct 28, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	263	$6.18	$1.6K	-0.2%	Open the original filing on SEC.gov
Oct 28, 2025	Coppola Brian	Chief Ad Operations…	FTAX	235	$6.18	$1.5K	-0.4%	Open the original filing on SEC.gov
Oct 15, 2025	Weinrot Daniel J	General Counsel &…	FTAX	382	$7.94	$3K	-0.5%	Open the original filing on SEC.gov
Oct 15, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	282	$7.94	$2.2K	-0.5%	Open the original filing on SEC.gov
Oct 15, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	352	$7.94	$2.8K	-0.3%	Open the original filing on SEC.gov
Oct 15, 2025	Coppola Brian	Chief Ad Operations…	FTAX	377	$7.94	$3K	-0.6%	Open the original filing on SEC.gov
Aug 22, 2025	CEE Holdings Trust	10% Owner	PBUY	11,015	$7.32	$80.6K	+1.2%	Open the original filing on SEC.gov
Aug 21, 2025	CEE Holdings Trust	10% Owner	PBUY	12,584	$6.90	$86.8K	+1.4%	Open the original filing on SEC.gov
Aug 20, 2025	CEE Holdings Trust	10% Owner	PBUY	12,584	$6.25	$78.7K	+1.4%	Open the original filing on SEC.gov
Aug 19, 2025	CEE Holdings Trust	10% Owner	PBUY	6,567	$6.32	$41.5K	+0.8%	Open the original filing on SEC.gov
Jul 31, 2025	Naidu Taryn Jogi	Director	AGRANT	15,000	—	—	+63.7%	Open the original filing on SEC.gov
Jul 31, 2025	Kumar Tanmay	Director	AGRANT	15,000	—	—	+74.3%	Open the original filing on SEC.gov
Jul 31, 2025	Kazerani Moujan	Director	AGRANT	15,000	—	—	+59.3%	Open the original filing on SEC.gov
Jul 31, 2025	Horn Caroline	Director	AGRANT	15,000	—	—	+66.9%	Open the original filing on SEC.gov
Jul 31, 2025	Civantos John	Director	AGRANT	15,000	—	—	+27.0%	Open the original filing on SEC.gov
Jul 31, 2025	Martire Frank R	Director	AGRANT	15,000	—	—	+56.4%	Open the original filing on SEC.gov
Jul 31, 2025	Caswell Ryan R.	Director	AGRANT	15,000	—	—	+63.6%	Open the original filing on SEC.gov
Jul 29, 2025	Weinrot Daniel J	General Counsel &…	AGRANT	52,500	—	—	+290.4%	Open the original filing on SEC.gov
Jul 29, 2025	Sestanovich Elizabeth	Chief People Officer	AGRANT	40,000	—	—	+196.9%	Open the original filing on SEC.gov
Jul 29, 2025	Kidambi Tridivesh	Chief Financial Officer	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jul 29, 2025	Kidambi Tridivesh	Chief Financial Officer	AGRANT	50,000	—	—	+70.3%	Open the original filing on SEC.gov
Jul 29, 2025	Coppola Brian	Chief Ad Operations…	AGRANT	40,000	—	—	+145.8%	Open the original filing on SEC.gov
Jul 29, 2025	Ursini Charles	President & COO	AGRANT	337,500	—	—	+1,125%	Open the original filing on SEC.gov
Jul 28, 2025	Weinrot Daniel J	General Counsel &…	FTAX	191	$7.51	$1.4K	-1.1%	Open the original filing on SEC.gov
Jul 28, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	135	$7.51	$1K	-0.7%	Open the original filing on SEC.gov
Jul 28, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	224	$7.51	$1.7K	-0.3%	Open the original filing on SEC.gov
Jul 28, 2025	Coppola Brian	Chief Ad Operations…	FTAX	206	$7.51	$1.5K	-0.8%	Open the original filing on SEC.gov
Jul 15, 2025	Weinrot Daniel J	General Counsel &…	FTAX	341	$6.33	$2.2K	-1.8%	Open the original filing on SEC.gov
Jul 15, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	240	$6.33	$1.5K	-1.2%	Open the original filing on SEC.gov
Jul 15, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	300	$6.33	$1.9K	-0.4%	Open the original filing on SEC.gov
Jul 15, 2025	Coppola Brian	Chief Ad Operations…	FTAX	330	$6.33	$2.1K	-1.2%	Open the original filing on SEC.gov
Jun 13, 2025	Civantos John	Director	PBUY	6,158	$4.01	$24.7K	+12.4%	Open the original filing on SEC.gov
Jun 12, 2025	Civantos John	Director	PBUY	18,842	$3.89	$73.3K	+61.6%	Open the original filing on SEC.gov
Jun 9, 2025	Kidambi Tridivesh	Chief Financial Officer	SDSELL◆	15,000	$0.004	$60	—	Open the original filing on SEC.gov
Apr 28, 2025	Weinrot Daniel J	General Counsel &…	FTAX	1,905	$0.41	$781	-1.0%	Open the original filing on SEC.gov
Apr 28, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	1,342	$0.41	$550	-0.6%	Open the original filing on SEC.gov
Apr 28, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	2,237	$0.41	$917	-0.3%	Open the original filing on SEC.gov
Apr 28, 2025	Coppola Brian	Chief Ad Operations…	FTAX	2,052	$0.41	$841	-0.7%	Open the original filing on SEC.gov
Apr 15, 2025	Weinrot Daniel J	General Counsel &…	FTAX	3,403	$0.31	$1.1K	-1.8%	Open the original filing on SEC.gov
Apr 15, 2025	Sestanovich Elizabeth	Chief People Officer	FTAX	2,398	$0.31	$743	-1.1%	Open the original filing on SEC.gov
Apr 15, 2025	Kidambi Tridivesh	Chief Financial Officer	FTAX	2,997	$0.31	$929	-0.4%	Open the original filing on SEC.gov
Apr 15, 2025	Coppola Brian	Chief Ad Operations…	FTAX	3,300	$0.31	$1K	-1.2%	Open the original filing on SEC.gov

FTAX$23.8K

Weinrot Daniel J · General Counsel &…Jul 15

9,156 sh @ $2.60 · -13.3% own

FTAX$18.4K

Sestanovich Elizabeth · Chief People…Jul 15

7,058 sh @ $2.60 · -12.0% own

FTAX$15.7K

Kidambi Tridivesh · Chief Financial…Jul 15

6,022 sh @ $2.60 · -3.3% own

FTAX$15.9K

Coppola Brian · Chief Ad Operation…Jul 15

6,124 sh @ $2.60 · -9.3% own

AGRANT—

Kidambi Tridivesh · Chief Financial…May 29

35,300 sh · +24.1% own

FTAX$771

Weinrot Daniel J · General Counsel &…Apr 15

341 sh @ $2.26 · -0.5% own

FTAX$771

Sestanovich Elizabeth · Chief People…Apr 15

341 sh @ $2.26 · -0.6% own

FTAX$680

Kidambi Tridivesh · Chief Financial…Apr 15

301 sh @ $2.26 · -0.2% own

PBUY★$80.7K

Kidambi Tridivesh · Chief Financial…Apr 15

26,910 sh @ $3.00 · +22.4% own

FTAX$748

Coppola Brian · Chief Ad Operation…Apr 15

331 sh @ $2.26 · -0.5% own

FTAX$882

Weinrot Daniel J · General Counsel &…Jan 28

211 sh @ $4.18 · -0.3% own

FTAX$882

Sestanovich Elizabeth · Chief People…Jan 28

211 sh @ $4.18 · -0.4% own

FTAX$1.1K

Kidambi Tridivesh · Chief Financial…Jan 28

258 sh @ $4.18 · -0.2% own

FTAX$966

Coppola Brian · Chief Ad Operation…Jan 28

231 sh @ $4.18 · -0.4% own

FTAX$1.7K

Weinrot Daniel J · General Counsel &…Jan 15

377 sh @ $4.40 · -0.5% own

FTAX$1.7K

Sestanovich Elizabeth · Chief People…Jan 15

377 sh @ $4.40 · -0.6% own

FTAX$1.5K

Kidambi Tridivesh · Chief Financial…Jan 15

345 sh @ $4.40 · -0.3% own

FTAX$1.6K

Coppola Brian · Chief Ad Operation…Jan 15

371 sh @ $4.40 · -0.6% own

FTAX$1.3K

Weinrot Daniel J · General Counsel &…Oct 28, 2025

214 sh @ $6.18 · -0.3% own

FTAX$976

Sestanovich Elizabeth · Chief People…Oct 28, 2025

158 sh @ $6.18 · -0.3% own

FTAX$1.6K

Kidambi Tridivesh · Chief Financial…Oct 28, 2025

263 sh @ $6.18 · -0.2% own

FTAX$1.5K

Coppola Brian · Chief Ad Operation…Oct 28, 2025

235 sh @ $6.18 · -0.4% own

FTAX$3K

Weinrot Daniel J · General Counsel &…Oct 15, 2025

382 sh @ $7.94 · -0.5% own

FTAX$2.2K

Sestanovich Elizabeth · Chief People…Oct 15, 2025

282 sh @ $7.94 · -0.5% own

FTAX$2.8K

Kidambi Tridivesh · Chief Financial…Oct 15, 2025

352 sh @ $7.94 · -0.3% own

FTAX$3K

Coppola Brian · Chief Ad Operation…Oct 15, 2025

377 sh @ $7.94 · -0.6% own

PBUY$80.6K

CEE Holdings Trust · 10% OwnerAug 22, 2025

11,015 sh @ $7.32 · +1.2% own

PBUY$86.8K

CEE Holdings Trust · 10% OwnerAug 21, 2025

12,584 sh @ $6.90 · +1.4% own

PBUY$78.7K

CEE Holdings Trust · 10% OwnerAug 20, 2025

12,584 sh @ $6.25 · +1.4% own

PBUY$41.5K

CEE Holdings Trust · 10% OwnerAug 19, 2025

6,567 sh @ $6.32 · +0.8% own

AGRANT—

Naidu Taryn Jogi · DirectorJul 31, 2025

15,000 sh · +63.7% own

AGRANT—

Kumar Tanmay · DirectorJul 31, 2025

15,000 sh · +74.3% own

AGRANT—

Kazerani Moujan · DirectorJul 31, 2025

15,000 sh · +59.3% own

AGRANT—

Horn Caroline · DirectorJul 31, 2025

15,000 sh · +66.9% own

AGRANT—

Civantos John · DirectorJul 31, 2025

15,000 sh · +27.0% own

AGRANT—

Martire Frank R · DirectorJul 31, 2025

15,000 sh · +56.4% own

AGRANT—

Caswell Ryan R. · DirectorJul 31, 2025

15,000 sh · +63.6% own

AGRANT—

Weinrot Daniel J · General Counsel &…Jul 29, 2025

52,500 sh · +290.4% own

AGRANT—

Sestanovich Elizabeth · Chief People…Jul 29, 2025

40,000 sh · +196.9% own

AGRANT◆—

Kidambi Tridivesh · Chief Financial…Jul 29, 2025

20,000 sh

AGRANT—

Kidambi Tridivesh · Chief Financial…Jul 29, 2025

50,000 sh · +70.3% own

AGRANT—

Coppola Brian · Chief Ad Operation…Jul 29, 2025

40,000 sh · +145.8% own

AGRANT—

Ursini Charles · President & COOJul 29, 2025

337,500 sh · +1,125% own

FTAX$1.4K

Weinrot Daniel J · General Counsel &…Jul 28, 2025

191 sh @ $7.51 · -1.1% own

FTAX$1K

Sestanovich Elizabeth · Chief People…Jul 28, 2025

135 sh @ $7.51 · -0.7% own

FTAX$1.7K

Kidambi Tridivesh · Chief Financial…Jul 28, 2025

224 sh @ $7.51 · -0.3% own

FTAX$1.5K

Coppola Brian · Chief Ad Operation…Jul 28, 2025

206 sh @ $7.51 · -0.8% own

FTAX$2.2K

Weinrot Daniel J · General Counsel &…Jul 15, 2025

341 sh @ $6.33 · -1.8% own

FTAX$1.5K

Sestanovich Elizabeth · Chief People…Jul 15, 2025

240 sh @ $6.33 · -1.2% own

FTAX$1.9K

Kidambi Tridivesh · Chief Financial…Jul 15, 2025

300 sh @ $6.33 · -0.4% own

FTAX$2.1K

Coppola Brian · Chief Ad Operation…Jul 15, 2025

330 sh @ $6.33 · -1.2% own

PBUY$24.7K

Civantos John · DirectorJun 13, 2025

6,158 sh @ $4.01 · +12.4% own

PBUY$73.3K

Civantos John · DirectorJun 12, 2025

18,842 sh @ $3.89 · +61.6% own

SDSELL◆$60

Kidambi Tridivesh · Chief Financial…Jun 9, 2025

15,000 sh @ $0.004

FTAX$781

Weinrot Daniel J · General Counsel &…Apr 28, 2025

1,905 sh @ $0.41 · -1.0% own

FTAX$550

Sestanovich Elizabeth · Chief People…Apr 28, 2025

1,342 sh @ $0.41 · -0.6% own

FTAX$917

Kidambi Tridivesh · Chief Financial…Apr 28, 2025

2,237 sh @ $0.41 · -0.3% own

FTAX$841

Coppola Brian · Chief Ad Operation…Apr 28, 2025

2,052 sh @ $0.41 · -0.7% own

FTAX$1.1K

Weinrot Daniel J · General Counsel &…Apr 15, 2025

3,403 sh @ $0.31 · -1.8% own

FTAX$743

Sestanovich Elizabeth · Chief People…Apr 15, 2025

2,398 sh @ $0.31 · -1.1% own

FTAX$929

Kidambi Tridivesh · Chief Financial…Apr 15, 2025

2,997 sh @ $0.31 · -0.4% own

FTAX$1K

Coppola Brian · Chief Ad Operation…Apr 15, 2025

3,300 sh @ $0.31 · -1.2% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 54 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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