QTREX Quantum is trading 18.49% up at $0.93 in pre-market on October 2, with test results a timely catalyst; the release did not explicitly link them to the move. - Testing reported more than 100 dB channel isolation at 20 millikelvin; the company is finalizing a binding agreement with the unnamed testing company. - Shares gained 15.04% in the October 1 session; the broader technology-sector pre-market rise also provides support. - Volume and pre-market activity details were not provided, so trading activity cannot be assessed.