SS&C Technologies Holdings, Inc. (NasdaqGS:SSNC) is reportedly in advanced negotiations to acquire DST Systems, Inc. (NYSE:DST) for more than $5 billion. The deal would bolster SS&C’s offerings in technology infrastructure servicing financial institutions such as asset managers, but would also allow it to enter the healthcare information technology market, in which DST is active. Reportedly, SS&C is negotiating acquiring DST for around $84 per share in cash. If the negotiations are successful, the deal could be announced as early as this week, said people familiar with the development.