Shares in American Eagle jumped about 3% Tuesday after it revealed iconic homemaker Martha Stewart as the newest face of the brand following its controversial campaign starring Sydney Sweeney.

Stewart, 84, wears head-to-toe denim – along with a dangly diamond necklace – in American Eagle’s new “Give Great Jeans Campaign” ahead of the busy holiday shopping season.

The recipe-and-craft wiz poses on a quirky set decorated in blue fabric, with a denim turkey displayed on the kitchen counter.

“American Eagle has been extremely bold with their choices of marketing campaigns and who they put as the face,” Hitha Herzog, chief retail analyst at H Squared Research and part-time faculty at Parsons, told The Post.

“Having Martha Stewart completely tracks with what they are doing with the brand.”

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