Trian was created in 2005 with a focus on an operations-centric investment strategy. They leverage the three founders experience in operations to identify need and implement change at targeted companies.
One of my personal favorite aspects of Trian is with each activist campaign they release an analysis that outlines a well researched reason for the campaign and some thoughts around solutions. It is a great tool for the aspiring activist to get at inside look at the due diligence required for a campaign.
They have executed three major activist campaigns to date:
Lazard stock has had remarkable performance post-2012: