CHPX is trading 2.17% down at $100.70 as rising crude oil and Treasury yields pressure technology and semiconductor valuations in a broader risk-off market. - Opening-session weakness coincides with the Nasdaq Composite down 1.18% and the S&P 500 down 0.63%. - No clear company-specific announcement or catalyst has been identified for September 23, 2026; available coverage points instead to macro sentiment.