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SST
System1, Inc.
stockNYSE

Market OpenOct 5, 2026 10:46:18 AM EDT

2.34USD-4.098%(-0.10)31,903

2.3200Bid2.7400Ask0.4200Spread

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20.12M

Industrials

Specialty Business Services

HQ

Los Angeles, CA, USA

500

Previous Close

$2.47

Beta

-0.38

52-Week High

$8.39 2025-10-06

52-Week Low

$1.35 2026-03-26

SMA 50

$2.53

SMA 200

$3.06

Avg. Vol 10D

229,530

Avg. Vol 30D

980,044

Avg. Vol 90D

431,868

Relative Vol

0.03

8.71M

2.04M

23.41%

373,269

Short Interest %

18.31%

1.00

On/Off Exchange

34%/66%

35.11%

Short Vol % (off-exch)

23.16%

65.9000%

100,000

16,937

20,806

62,680

Nov 4, 2026 (30d)

Jun 12, 2025 · 1-for-10 (reverse)

Sep 30, 2026

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Exec Edge

10:30 AM EDTTransmart Advances Soft Magnetic Core Technology for High-Frequency Power and AI Data Center Applications ·

PR Newswire

06:30 AM EDTMarketing pros say Meta should go all in on its cuddly Muse mascot — and ignore the critics ·

Business Insider

03:30 AM EDTFrom Energy to Chip, EnerAI Brings Full-Stack AIDC Power Solutions to Tech Day Singapore 2026 ·

PR Newswire

Sep 29, 2026

06:00 AM EDTDelta Electronics Unveils AI Modular Data Center with 800 VDC In-Row Power for NVIDIA Vera Rubin and Microgrid Solutions at Data Center World Asia 2026 ·

PR Newswire

SST Profile

System1, Inc. engages in the development of a proprietary end-to-end responsive acquisition marketing platform.

SST Performance

Period	Price	Date	Change	Beta
1W	2.71	2026-09-28	-14.76%	-5.897
1M	3.83	2026-09-04	-39.69%	2.710
3M	2.81	2026-07-06	-17.79%	3.056
6M	3.70	2026-04-06	-37.57%	0.440
1Y	8.02	2025-10-06	-71.20%	-0.375
2Y	10.80	2024-10-04	-78.61%	—
5Y	100.01	2022-01-28	-97.69%	0.939

SST Stock Summary

System1, Inc. (NYSE:SST) stock price today is $2.31, and today's volume is 29,594. SST is down 5.328% today. The 30 day average volume is 980,044. SST market cap is $20.12M with 8.71M shares outstanding.