12 Best Stocks to Invest In According to Jim Simons’ Renaissance Technologies

9. Sandisk Corporation (NASDAQ:SNDK)

Renaissance Technologies’ Stake: $508 Million

Sandisk Corporation (NASDAQ:SNDK) is a relatively recent addition to the 13F portfolio of Renaissance Technologies. The fund first disclosed a stake in the company in the second quarter of 2025. This position comprised 413,000 shares. In the next quarter, the fund added to this stake by over 100%, growing it to more than 835,000 shares. In the fourth quarter of 2025, another 44% addition was made to the position. Filings for the first quarter of 2026 show that the fund owned nearly 800,000 shares in the firm, down more than 33% compared to filings for the fourth quarter of 2025. Sandisk develops, manufactures, and sells data storage devices.

Sandisk Corporation (NASDAQ:SNDK) recently posted Q3 FY26 revenue of $5.95 billion, representing a 251% increase year-over-year compared to the $1.7 billion recorded in the prior-year quarter. The company generated diluted adjusted EPS of $23.41, obliterating Wall Street consensus estimates of $14.36 by 63%. It posted a net income of $3.62 billion, a profound shift from a net loss of $1.93 billion during the same period last year. The datacenter segment revenue surged by 645% quarter-over-quarter. This exponential growth was driven by cloud expansion in Asian enterprise markets and high traction across deep-learning workloads.