They just exchanged their short term debt from may 2010 into MAY 2014 and just beat the estimate and raised guidance for the year They just beat the estimate and raised guidance for the year and exchanged their short term debt from may 2010 into may 2014.Now more over hang on the stock and with 63M cash on hand and is very profitable and gaining market share fro cdns and snps .This is easy 5+ dollars stock and beat the estimate big time and with 63M in cash Quarter one’s diluted non-GAAP EPS was $0.03 better than our guidance range of zero to $0.01 per share again, due in part to the onetime cost reduction actions and compared to quarter four EPS of $0.07 per share. On a GAAP basis EPS was a loss of $0.09 per share better than our guidance of a loss in the range of $0.20 to $0.19. Non-GAAP to GAAP adjustments for quarter one counted for approximately $0.12 per share on a diluted basis.
We were cash flow positive on both an operating and a free cash flow basis and generated $5.7 million in cash. This follows the $5.5 million generated in quarter four. We ended quarter one with total cash and investments including restricted cash of $62.7 million compared to $60 million at the end of quarter four. Accounts receivable was $11.3 million for quarter one compared to $26.6 million for quarter four. DSO for quarter one was 35 days compared to 70 days in quarter four and we do not factor our receivables. We finish quarter one with 683 employees, a decline from 732 at the end of quarter four resulted in part as we completed restructuring steps undertaken in prior quarters.
We are updating fiscal 2010 guidance for non-GAAP operating margin and EPS. For the year, non-GAAP operating margin is expected to be in the range of 8.5% to 9.5%, an increase from the prior range of 3% to 5%. Non-GAAP EPS is expected to be in the range of $0.08 to $0.11 per share, an increase from our previous range of $0.01 to $0.03. Guidance for the second quarter and fiscal 2010 is in the finan