DST Systems, Inc. is an American company that was acquired by SS&C Technologies in 2018.

In 2005 and 2006, DST acquired CSC's Health Plan Solutions group and Amisys Synertech, Inc.[3] On January 11, 2018, SS&C Technologies Holdings, Inc. announced that it would acquire all outstanding DST stock at a share price of $84.

[5] March 27, 2017, DST to acquire remaining interest in Joint Ventures, Boston Financial Data Services, Inc. (BFDS) and International Financial Data Services Limited ("IFDS U.K."), from State Street Corporation.

[6] May 7, 2017, DST Systems reported a share repurchase program worth $300 million.

[7] January 11, 2018, SS&C acquired DST Systems for $84 per share in cash for an enterprise value of $5.4 billion, including assumption of debt.