| Net income | 46.2M |
| Depreciation and amortization | 13.92M |
| Stock-based compensation expense | 24.76M |
| Deferred income tax | |
| Accounts receivable | -3.84M |
| Other current assets | -1.28M |
| Other assets | -508K |
| Deferred revenue | 2.12M |
| Accounts payable and accrued expenses | 5.35M |
| Net cash provided by operating activities | |
| Sale of short-term investments | |
| Purchase of short-term investments | |
| Sale of long-term investments | |
| Purchase of long-term investments | |
| Release of restricted cash | |
| Purchase of property and equipment | -2.9M |
| Net cash provided by (used in) investing activities | |
| Proceeds from exercise of stock options | |
| Issuance of common stock under ESPP | 2.18M |
| Repurchase of common stock | -47.41M |
| Net cash used in financing activities | |
| Net increase (decrease) in cash and cash equivalents | 16.02M |
| Cash and cash equivalents at beginning of period | 65.13M |
| Cash and cash equivalents at end of period | 81.14M |