CHPS is trading 1.54% higher in after-hours trading; gains appear to reflect rebound buying after the semiconductor pullback. - CHPS finished the September 23, 2026 regular session lower as investors took profits across AI-chip shares. - Stronger-than-expected September PMI data pressured broader technology shares, lifted the 10-year Treasury yield above 5.1%, and increased concern about further Federal Reserve tightening. - The Nasdaq also declined 1.23% during regular trading.