CleanSpark (CLSK) completed a seven-day winning streak on May 28, 2026.

The stock gained a cumulative 38% over this period.

This rally added approximately $1.3 billion to the company's market capitalization.

The increase pushed CleanSpark's total valuation to $4.8 billion.

No new announcements occurred on this date. Instead, the stock continued reacting to earlier Bitcoin mining results and plans to expand into AI and high-performance computing (HPC) hosting.