GXI.SW Gerresheimer (SIX) at CHF18.19 after hours 09 Mar 2026: Oversold bounce

The GXI.SW stock plunged to CHF18.19 in after-hours trade on 09 Mar 2026, down -72.08% from the prior close. Trading shows volume 1,000 and relative volume 10.50, signaling panic selling against thin liquidity on the SIX market. The move follows the company’s February earnings release and low trading depth. We view this price action as a classic oversold bounce setup that needs volume confirmation before conviction.