''Hostile Takeover'' is the title of multiple unrelated works. You may have been looking for:
* ''Literature/HostileTakeoverSwann'', a science fiction trilogy that forms part of S. Andrew Swann's ''Literature/TerranConfederacy'' setting.
* ''Literature/HostileTakeoverShwartz'', a hard-SF corporate drama novel by Susan Shwartz.
Or you may be looking for the trope, HostileShowTakeover.