AdTech M&A in 2021

26 acquisitions, mergers, IPOs and funding rounds reshaping AdTech in 2021, tracked by ATDb.

• A
  Adtheorentwent public (IPO)2021-12-23
• MicrosoftacquiredXandr$1B+2021-12-21
• B
  BuzzFeedwent public (IPO)2021-12-06
• Innovidwent public (IPO)2021-12-01
• N
  Nextdoorwent public (IPO)2021-11-08
• Rokuacquired
  N
  Nielsen Advanced Video Advertising Business$150M2021-11-01
• Taboolaacquired
  C
  Connexity$800M2021-09-30
• Equativ formed from merger of Smart AdServer, DynAdmic, and LiquidM2021-09
• DoubleVerifyacquiredMeetrics2021-08-30
• Axel Springeracquired
  P
  Politico$1B2021-08-26
• C
  CC Neuberger Principal Holdings IIwent public (IPO)$1.25B2021-07-23
• SalesforceacquiredSlack$27.7B2021-07-21
• MediaoceanacquiredFlashtalking$500M2021-07-01
• MagniteacquiredSpringServe$31M2021-07-01
• I
  ION Acquisition Corpwent public (IPO)$2.6B2021-06-30
• Integral Ad Science IPO$3.6B valuation2021-06-30
• ironSourcewent public (IPO)2021-06-29
• Zeta Globalwent public (IPO)2021-06-10
• Vimeowent public (IPO)2021-05-25
• MagniteacquiredSpotX$1.17B2021-04-30
• Digital TurbineacquiredAdColony$400M2021-04-29
• DoubleVerify IPO$5.3B valuation2021-04-21
• AppLovinwent public (IPO)2021-04-15
• Cardlytics acquires Dosh for $275M2021-03-09
• Viant Technology IPO$200M2021-02-10
• FreeWheelacquired
  B
  Beeswax2021-01-04