The Tradr 2X Long SNDK Daily ETF (SNXX) experienced a significant pre-market surge of 5.25% on Thursday. As a leveraged exchange-traded fund designed to deliver twice the daily return of its underlying asset, SanDisk (SNDK) stock, this movement amplifies positive sentiment toward the memory chip maker.

The pre-market rally is primarily attributed to major analyst upgrades for SanDisk. Notably, Wedbush Securities significantly raised its price target for SanDisk from $740 to $1200 while maintaining an "Outperform" rating, citing better-than-expected conditions in the NAND flash memory market and a more optimistic price trajectory. This revision follows other positive analyst actions, contributing to a bullish outlook for the company ahead of its scheduled earnings report.

Furthermore, the surge reflects optimism surrounding the NAND flash memory sector, where soaring artificial intelligence-driven storage demand is projected to fuel sustained growth. The leveraged structure of the SNXX ETF directly amplifies these positive fundamentals and market sentiment toward its underlying asset.