Immunome Inc. (IMNM) saw its shares surge 6.28% in pre-market trading on Tuesday.

The price movement followed the disclosure that company director Jean Jacques Bienaime purchased 5,000 common shares for approximately $103,500 at a weighted average price of $20.7 per share. This transaction increased his direct holdings in the company to 43,415 shares.

Insider purchases like this are often viewed by investors as a positive signal, suggesting that company executives have confidence in the firm's future prospects and current valuation.