FormFactor stock is rallying as investors anticipate surging demand for DRAM probe cards. These components are critical for HBM4 memory chips used in AI applications.

The company recently joined the Russell 1000 index. It is scheduled to report second-quarter earnings on July 29.

Zacks Equity Research highlights FormFactor’s growth in high-performance computing and advanced packaging. Management projects the second quarter of 2026 will be a record period. The outlook includes sequential improvements in both profit margins and earnings.