Shares of Blue Apron APRN rose 5% in midday trading on Monday after Jana Partners revealed in a 13F filing that it owns a 2% stake in the meal-kit company, worth about $5.6 million.The hedge fund, run by Barry Rosenstein, has previous experience in the grocery sector. Jana Partners reaped $300 million after selling its stake in Whole Foods Market WFM when the company was acquired by Amazon.com AMZN this past June. Blue Apron has been struggling since its recent IPO. Last week, it fell to an all-time low of $5.00 per share after reporting worse-than-expected earnings. The company reported losing 47 cents per share, far below the Zacks Consensus Estimate of a loss of 30 cents per share.However, while Jana Partners invested in Blue Apron this past quarter, the fund exited its stake in Snap SNAP. Snap is another stock that has been struggling after its IPO this year, suggesting that Jana Partners sees a brighter future for Blue Apron than the tech company (also read: Blue Apron vs. Snap: Which IPO Has Been Worse So Far?).Jana Partners also disclosed a 593,097 share stake in the grocer Sprouts Farmers Market SFM, which is worth $13.45 million. Shares of the grocer also rose in midday trading, gaining 0.5%.APRN remains a Zacks Rank #3 (Hold), with a VGM score of ‘D.’5 Trades Could Profit "Big-League" from Trump PoliciesIf the stocks above spark your interest, wait until you look into companies primed to make substantial gains from Washington's changing course.Today Zacks reveals 5 tickers that could benefit from new trends like streamlined drug approvals, tariffs, lower taxes, higher interest rates, and spending surges in defense and infrastructure. See these buy recommendations now >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Amazon.com, Inc. (AMZN): Free Stock Analysis Report Snap Inc. (SNAP): Free Stock Analysis Report Sprouts Farmers Market, Inc. (SFM): Free Stock Analysis Report Whole Foods Market, Inc. (WFM): Free Stock Analysis Report BLUE APRON HLDG (APRN): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research