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Billionaire Chess Master Found as Pegasystems Leaps 122%

Pegasystems Inc. Chairman Alan Trefler became a billionaire yesterday as shares in the customer relationship management software maker he founded jumped 122 percent so far this year to a record high.

Trefler owns more than 52 percent of the Cambridge, Massachusetts-based business, according to filings with the U.S. Securities and Exchange Commission. His stake is valued at about $960 million, excluding shares pledged as collateral. He also has collected about $50 million from dividends and share sales since 1996, according to the Bloomberg Billionaires Index.