TSS shares surge 17.93% after-hours as RSI oversold and KDJ golden cross signal potential rebound.

TSS surged 17.93% in after-hours trading as technical indicators on its 15-minute chart signaled a potential rebound. The Relative Strength Index (RSI) reached an oversold level, suggesting undervaluation and a possible reversal, while the KDJ indicator triggered a golden cross at 16:00 on Feb. 5, 2026, indicating a shift in momentum toward the upside. These technical signals, analyzed by ByAinvest, likely spurred increased investor confidence, aligning with the stock’s sharp post-market rise.