CIRC is trading 11.59% up at $0.47, with broader market strength a plausible contributor, though no CIRC-specific cause is confirmed. - The S&P 500 is up 0.61% and the Nasdaq is up 1.06%. - No confirmed Circle8-specific announcement explaining the September 30 move has surfaced; the SThree proposal was announced earlier in September, not today. - Trading activity appears elevated in available market data, but live volume is not established here.