Mirion Technologies is trading at $14.96, up 5.92%, in pre-market after an unexplained rebound; no clear catalyst has been identified. - Shares closed at $14.12 on September 30 after several declining sessions; reporting has identified no clear catalyst. - Goldman Sachs cut its target to $20 from $23 on September 30, keeping a Buy rating; coverage does not link the move to the change. - In the supplied pre-market context, the S&P 500 and Nasdaq were modestly higher; the Dow was lower.