SYSTEM1 INC

Ticker: SST CUSIP: 87200P208 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 60 Value ($000) $0 Avg Close $5.17 Range $3.08 - $9.30

Q3 2025

Shares 60 Value ($000) $0 Avg Close $6.91 Range $4.95 - $9.27

Q2 2025

Shares 60 Value ($000) $0 Avg Close $4.44 Range $2.90 - $15.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	60	$0	$5.17	$3.08 - $9.30
Q3 2025	60	$0	$6.91	$4.95 - $9.27
Q2 2025	60	$0	$4.44	$2.90 - $15.00