BLS.SW Blackstone Resources AG (SIX) CHF0.13 +18% pre-market 19 Feb 2026: high volume signals trader interest

The BLS.SW stock jumped to CHF 0.13, up 18.18% in pre-market activity on 19 Feb 2026, led by 626,693 shares traded. This spike pushed the share to its intraday high of CHF 0.13 from an open of CHF 0.11, and volume is 4.03x the average, marking the name as a high volume mover on SIX in Switzerland. Traders should note the large gap to the 200-day average of CHF 1.03 and the 52-week high of CHF 3.10, which frames the current move as a short-term liquidity-driven event rather than a trend reversal.