Today's pre-market stock movers: PLAN, IMGN, NLSN and more

• $Anaplan(PLAN.US)$ +28.2% (to be acquired by Thoma Bravo for $66.00 per share)

• $Guess(GES.US)$ +5.04% (entered into an accelerated share repurchase agreement to repurchase $175 mln of its common stock)

• $Membership Collective(MCG.US)$ +2.8% (authorizes stock repurchase program to repurchase up to $50 mln of the Company's Class A common stock)

• $Sorrento Therapeutics(SRNE.US)$ +2.3% (reports promising results with a universal chimeric mRNA COVID-19 Vaccine that elicits potent neutralizing antibodies and protection against Omicron and Delta Variants)

• $Provention Bio(PRVB.US)$ +1.5% (FDA accepts BLA resubmission for teplizumab for the delay of clinical type 1 diabetes)

• $Compugen(CGEN.US)$ +1.5% (Compugen's computational discovery leverages single cell spatial transcriptomics to gain in-depth understanding of the tumor microenvironment)

• $Duolingo(DUOL.US)$ +3.5% (upgraded to Overweight from Sector Weight at KeyBanc Capital Markets)

• $BlackBerry(BB.US)$ +1.8% (upgraded to Sector Perform from Underperform at R.BC Capital Mkts)

• $Air Products & Chemicals(APD.US)$ +1.6% (upgraded to Overweight from Neutral at JP Morgan)

• $Associated Banc(ASB.US)$ +1.2% (upgraded to Overweight from Equal Weight at Wells Fargo)

• $Armstrong World Industries(AWI.US)$ +1.1% (upgraded to Buy from Hold at Jefferies)

• $ImmunoGen(IMGN.US)$ -16.54% (presents full results from SORAYA trial of Mirvetuximab Soravtansine in Ovarian Cancer)

• $Nielsen(NLSN.US)$-17.59% (discloses proposal from consortium to acquire company; rejects proposal following extensive review and shareholder opposition)

• $Spirit Aerosystems(SPR.US)$ -6.7% (in sympathy with BA)

• $Boeing(BA.US)$ -6.11% (737 jet with 132 people aboard crashed in China)

• $SAP SE(SAP.US)$ -2% (Supervisory Board mutually agreed with Luka Mucic, Chief Financial Officer and Executive Board Member, that he will depart the company on 31 March 2023) COIN -1.5% (Jim Chaos reveals new short position, according to CNBC)

• $Blend Labs(BLND.US)$ -2.3% (downgraded to Hold from Buy at Truist)

• $AvePoint(AVPT.US)$ -2% (downgraded to Neutral from Buy at Goldman)

• $Check Point Software(CHKP.US)$ -1.8% (downgraded to Underweight from Neutral at Piper Sandler)

• $eHealth(EHTH.US)$ -1.4% (downgraded to Neutral from Buy at Citigroup)

• $Huntsman(HUN.US)$ -1.1% (downgraded to Sector Weight from Overweight at KeyBanc Capital Markets)