Fiserv - Wikipedia
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Fiserv was founded in 1984, and within two years, it was listed on NASDAQ. The company experienced rapid growth mainly due to a series of acquisitions, including Citicorp Information Resources, a subsidiary of Citicorp, which was the largest acquisition in its early years.
Fiserv Stock Crashes 44%—Here’s Why - Forbes
www.forbes.com
Fiserv stock plunged 43.9% Wednesday, largely in a morning selloff, after the company cut its full-year outlook and CEO Mike Lyons acknowledged the firm is underperforming.