Skip to main content
Smart Investors Daily
System1, Inc. logo

NASDAQ · SST

System1, Inc.

Industrials · Specialty Business Services

$3.33

Up+$0.11 (+3.42%)

Updated Sep 21, 2026, 5:38 AM

SID Score

5.0/10

Composite research score

Smart Money

Institutional and insider signal

Market cap
42.29M
P/E ratio
-0.47
Dividend yield
0.00%
52-week range
$1.35 – $5.80
Volume
339.85K
Avg. volume
27.89K

Price performance

SST price history

1M range · 19 trading sessions · Daily adjusted prices

SST closed at $3.33 after 19 trading sessions, up 72.54% for the selected period.

Last close
$3.33
Period change
+72.54%
Period low
$1.85
Period high
$5.00
Daily close
View OHLC price history
SST OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Sep 18, 2026$3.24$3.53$3.06$3.33339.85K
Sep 17, 2026$3.13$3.24$3.0609$3.22134.78K
Sep 16, 2026$3.31$3.31$3.04$3.10169.14K
Sep 15, 2026$3.25$3.35$3.15$3.32196.67K
Sep 14, 2026$3.41$3.5099$3.205$3.26290.36K
Sep 11, 2026$3.75$4.1783$3.41$3.42372.45K
Sep 10, 2026$4.25$4.70$3.73$3.84657.11K
Sep 9, 2026$5.05$5.1479$4.3001$4.411.02M
Sep 8, 2026$4.04$5.4499$3.811$5.006.19M
Sep 4, 2026$4.00$4.4499$3.42$3.832.01M
Sep 3, 2026$3.25$3.87$3.1614$3.762.13M
Sep 2, 2026$2.73$3.30$2.68$3.011.77M
Sep 1, 2026$2.50$2.85$2.28$2.842.2M
Aug 31, 2026$1.96$2.63$1.91$2.249.17M
Aug 28, 2026$1.82$1.92$1.8108$1.8941.28K
Aug 27, 2026$1.89$1.9399$1.82$1.8657.14K
Aug 26, 2026$1.85$2.01$1.845$1.8591.86K
Aug 25, 2026$1.91$1.935$1.75$1.8989.91K
Aug 24, 2026$1.97$2.00$1.79$1.93139.35K

Latest SST news

The latest Smart Investors Daily articles mentioning SST.

Loading stock research…