market folly

Alex Klabin and Douglas Silverman's hedge fund firm Senator Investment Group just now filed a 13G with the SEC disclosing a brand new stake in MedAssets (MDAS).

Due to trading activity on March 2nd, Senator has revealed a 5.44% ownership stake in MedAssets with 3,147,200 shares.

The largest owner of MDAS shares at 2011 year-end was Brett Barakett's Tremblant Capital. Other notable large holders include D.E. Shaw, Renaissance Technologies, Highbridge Capital, and Milennium Management.


About Senator Investment Group

Alex Klabin and Doug Silverman founded the hedge fund firm in February 2008 with a focus on global long/short investing in distressed assets and equities. They were originally seeded by Blackstone Strategic Alliance Fund with $150 million. A year ago, they managed $3 billion, though we haven't seen up to date AUM numbers. Prior to founding the firm, both worked at Jamie Dinan's York Capital.


About MedAssets

Per Google Finance, MDAS "provides technology-enabled products and services. The Company’s technology-enabled solutions are delivered primarily through company-hosted software, or software as a service (SaaS) or Web-based applications, supported by implementation, consulting and outsourced services and consulting, as well as enterprise-wide sales and customer management and support."

For more institutional movement, be sure to scroll through our posts of recent hedge fund activity.