Nov 23 (Reuters) - Private equity firm Vista Equity Partners is exploring an acquisition of Coupa Software Inc , Bloomberg News reported on Wednesday, citing people familiar with the matter.

Vista declined to comment, while Coupa did not immediately respond to a Reuters request for comment.

Coupa shares surged 27% to $58.15 following the report. (Reporting by Tiyashi Datta in Bengaluru; Editing by Sriraj Kalluvila)