The long rumored sale of Watertown-based Athenahealth appears to be a reality, and the company is expected to be merged with another company and remain in town. The healthcare software company, which has its headquarters in the Arsenal on the Charles, has entered into an agreement to be sold for $5.7 billion to private equity … Continue reading Athenahealth Reportedly Sold for $5.7 Billion, Merging With Other Healthcare Tech Company