Shares of ALT5 SIGMA CORPORATION (ALTS) surged 9.80% in pre-market trading on Tuesday, following the disclosure that Steve Cohen's Point72 Asset Management has taken a stake in the company. This significant uptick reflects investors' positive reaction to the involvement of the renowned hedge fund.

The news of Point72's stake in Alt5 Sigma has sparked considerable interest among market participants. Steve Cohen, the founder of Point72, is widely recognized as one of the most successful hedge fund managers in the industry. His firm's decision to invest in Alt5 Sigma is likely seen as a vote of confidence in the company's prospects, driving the stock's pre-market rally.

While the exact size of Point72's stake has not been disclosed, the market's reaction suggests that investors view this development as a potentially transformative event for Alt5 Sigma. As trading opens for the regular session, market watchers will be keen to see if the stock can maintain its momentum and if any further details emerge regarding Point72's investment strategy or Alt5 Sigma's future plans.