Shares of BioNTech SE BNTX jumped 7.2% after the company along with its partner Pfizer Inc. PFE that its Omicron-based COVID-19 booster shot proved to provide better immune response against the variant.Robinhood Markets, Inc.’s HOOD shares soared 14% after crypto exchange FTX said that it didn’t have any conversation with Robinhood on a merger or acquisition of the trading app as reports had earlier claimed. Shares of Walgreens Boots Alliance, Inc. WBA rose 1.3% on reports that its India conglomerate Reliance Industries is initiating talks with global lenders to raise $8 billion in a bid to buy Walgreens’ Boots drugstore chain. Spirit Airlines, Inc.’s SAVE shares plummeted 8% after the airline said that it will accept the latest takeover deal offer from Frontier Group Holdings, Inc. ULCC, valued at $2.7 billion, while the all-cash offer from JetBlue Airways Corporation JBLU is worth $3.7 billion. 5 Stocks Set to Double Each was handpicked by a Zacks expert as the #1 favorite stock to gain +100% or more in 2021. Previous recommendations have soared +143.0%, +175.9%, +498.3% and +673.0%. Most of the stocks in this report are flying under Wall Street radar, which provides a great opportunity to get in on the ground floor.Today, See These 5 Potential Home Runs >>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 Pfizer Inc. (PFE): Free Stock Analysis Report JetBlue Airways Corporation (JBLU): Free Stock Analysis Report Spirit Airlines, Inc. (SAVE): Free Stock Analysis Report Walgreens Boots Alliance, Inc. (WBA): Free Stock Analysis Report BioNTech SE Sponsored ADR (BNTX): Free Stock Analysis Report Frontier Group Holdings, Inc. (ULCC): Free Stock Analysis Report Robinhood Markets, Inc. (HOOD): Free Stock Analysis Report To read this article on Zacks.com click here.