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JANA Partners

Founded 2001

JANA Partners was founded in 2001 by Barry Rosenstein.

Key facts

Employees
100

About

activist investor

Founder

In context

We hold 15 other investment company companies. None has a closure on record yet.

Counted across this directory, from founding and closing years in public records. Medians cover only companies whose closure is recorded; a company with no closure date may have quietly ceased without the record catching it.

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