Today's pre-market stock movers: SIGA, PHG, VERU, AZN and more

• $RPM International (RPM.US)$ +1.3%, $Southside Bancshares (SBSI.US)$ +1%, $Vodafone (VOD.US)$ +0.7%

• $Infrastructure & Energy Alternatives (IEA.US)$ +24.5% (MasTec (MTZ) will acquire outstanding shares of IEA in a cash-and-stock transaction valued at $14.00 per IEA share; provides outlook)

• $Zymergen (ZY.US)$ +21% (Ginkgo (DNA) will acquire Zymergen in an all-stock transaction that values Zymergen at an ~$300 mln market capitalization)

• $Gorilla Technology (GRRR.US)$ +7.2% (announces the appointment of Daphne Huang as its Chief Financial Officer)

• $Veru Inc (VERU.US)$ +6% (UK's Medicines and Healthcare Products Regulatory Agency supports expedited review of marketing authorization application for sabizabulin treatment in hospitalized COVID-19 patients)

• $Babcock & Wilcox Enterprises (BW.US)$ +4.7% (awarded $12 million in contracts for 144-megawatts of utility-scale solar installation projects)

• $CalAmp (CAMP.US)$ +3.9% (B Rily affirms 6.17% active stake and cooperation agreement dated 7/21)

• $World Wrestling Entertainment (WWE.US)$ +3.3% (Chariman and CEO Vince McMahon retires)

• $Barclays (BCS.US)$ +2.4% (to commence rescission offer)

• $Squarespace (SQSP.US)$ -14.7%, $Royal Philips (PHG.US)$ -10.2%, $Newmont (NEM.US)$ -3.6%, $Dorman Products (DORM.US)$ -3.2%

• $MasTec (MTZ.US)$ -11.7% (MasTec (MTZ) will acquire outstanding shares of IEA in a cash-and-stock transaction valued at $14.00 per IEA share)

• $Mister Car Wash (MCW.US)$ -4.7% (files mixed securities shelf offering; also files for common stock offering by selling shareholders)

• $Alvotech (ALVO.US)$ -4% (files for 15,306,122 share common stock offering by selling shareholders)

• $Ceragon (CRNT.US)$ -3.8% (sends letter to Aviat (AVNW) Board responding to Aviat's "misleading communications" )

• $Corsair Gaming (CRSR.US)$ -2.5% (files for $300 mln mixed securities shelf offering; also files for 54,179,559 share common stock offering by selling shareholders)

• $Centene (CNC.US)$ -2.1% (to sell its Spanish and Central European businesses to Vivalto Sant)