SNXX is trading now at $18.22, up +7.02%, after its underlying stock, SanDisk, became an S&P 100 constituent before the September 21, 2026 open.

  • The index inclusion likely supported buying and amplified the move through its 2x daily exposure
  • SanDisk’s inclusion was reported alongside Dell Technologies, Palo Alto Networks, and Arista Networks
  • Broader risk-on trading, with technology shares leading, is providing additional support