One Stop Systems stock extends premarket run after a 30% jump — what traders watch next
New York, Jan 13, 2026, 05:28 ET — Premarket Shares of One Stop Systems rose roughly 4.8% to $10.95 in premarket trading Tuesday, following a 29.5% surge on Monday that pushed the stock to a $10.45 close. The extended-hours moves occurred outside the regular 9:30 a.m. to 4 p.m. ET session. (MarketBeat) This matters because OSS is back in momentum…