An American Eagle ad campaign featuring Sydney Sweeney caught the attention of retail traders on Thursday, causing the stock to spike.

A-list actress Sydney Sweeney appears to be driving hopes among the retail crowd that her fall campaign for the retailer boost its sagging shares.

American Eagle stock rallies as the clothing retailer names actress Sydney Sweeney as the face of its fall campaign. But there’s reason to tread with caution in AEO shares still.