SST:NYSE, System1, Inc.

Why SST stock fell on November 13

System1, Inc. fell 41.3% on Friday, November 13, 2026, on 1,436,170 shares, 2.6 times its average daily volume. Headlines around the move:

SST stock overview

System1, Inc. (SST:NYSE) closed at $0.980 on November 13, 2026, down 41.31% on the day. The stock trades 83.1% below its 52-week high of $5.80 and 63.0% above its 52-week low of $0.601. Over the past year, it lost 72.5%. System1, Inc. is part of the Consumer Services sector.

Key figures

Price
$0.980
Day change
-41.31%
Volume
1,436,170
Average volume
546,496
Market cap
8M+
52-week range
$0.601 – $5.80
50-day average
$2.55
200-day average
$2.71

Price action over the past year

In 252 trading sessions since November 13, 2025, SST closed higher on 98 days (39%). Its best day was March 27, 2026 (+142.34%) and its worst was November 13, 2026 (-41.32%). The stock moved 10% or more in a single session 40 times. It opened at least 5% above the previous day's high 3 times.

Recent signals

SST news

About System1, Inc.

System1 Inc is a minority-owned facility services company, offering janitorial, project management, snow removal, and landscaping services.

Similar stocks

Find more stocks like SST with the Spikes, Gaps, Breakouts and Performance Tracker scanners.

Based on end-of-day data. For information only, not investment advice.