- Xolphin B.V. Acquired By Sectigo
- Xome Holdings Acquisitions
- Xomed Surgical Products Acquired By Medtronic
- Xometry Türkiye Acquired By Xometry
- Xometry Acquisitions
- Xomox Acquired By Crane
- xoNecole Acquired By Will Packer Productions
- XonTech Acquired By Northrop Grumman
- Xoom Acquisitions
- Xoomworks Acquired By Accenture
- Xoopit Acquired By Yahoo!
- Xopenex Inhalation Solution Acquired By Akorn
- XOR Labs Acquired By Xenios AG
- Xora Acquired By ClickSoftware Technologies
- Xorail Acquired By Wabtec
- Xoriant Acquisitions
- Xortec Acquired By Beyond Capital Partners
- XORTEX eBusiness Acquired By Thomas Krenn AG
- XOS Digital Acquired By Catapult Group International
- xoVain Acquired By Time
- Xovi Acquired By Plesk
- Xovis AG Acquired By Capvis AG
- XOXCO Acquisitions
- Xp Fibre Acquired By Allianz Capital Partners
- XP League Acquired By Unleashed Brands
- Xpand Consulting Acquired By Quality Management Solutions
- Xpandion Acquired By Appsian
- XpandOrtho Acquired By Exactech
- Xpansiv Acquisitions
- Xpanxion Acquired By UST Global
- XPD Media Acquired By Zynga
- XPD8 Solutions Acquired By John Crane Group
- Xpect Software Acquired By Intelligent Software Solutions
- Xpedia Fusion Acquired By Dimension Data
- Xpediator Acquisitions
- Xpedion Design Systems Acquired By Agilent Technologies
- Xpedition Archery Acquired By The Loar Group
- xPeerient Acquired By NET
- Xpekt Acquired By NSM Insurance Group
- XPEL Canada Acquired By Nuno Ferreira Cargas Internacionais
