Company: TENB
Filing Date: 2025-02-24
Form Type: 10-K
Source: 0001660280-25-000034
Chunk: 141

Company: Tenable Holdings, Inc.
Filing Date: 2025-02-24
Form: 10-K
Item: Item 8
Chunk 141
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 and our operating leases. Collateral for $5.5 million of our letters of credit was classified as restricted cash in cash and cash equivalents.

10. Stock-Based Compensation

Stock-based compensation expense included in the consolidated statements of operations was as follows: Year Ended December 31,(in thousands)202420232022Cost of revenue$12,677$11,247$8,369Sales and marketing62,72761,32249,383Research and development47,65637,22531,499General and administrative40,45535,53331,382Total stock-based compensation expense$163,515$145,327$120,633A summary of the unrecognized stock-based compensation expense related to unvested awards at December 31, 2024 is presented below:Unrecognized Stock-Based Compensation Expense (in thousands)Estimated Weighted Average Period (in years)Restricted stock units ("RSUs")$273,367 2.6Performance stock units ("PSUs")5,5222.8Restricted stock7,1361.32018 Employee Stock Purchase Plan ("2018 ESPP")10,7440.9

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Restricted Stock, RSUs and PSUsA summary of our restricted stock, RSU and PSU activity is presented below:Restricted StockRSUsPSUs(in thousands, except for per share data)Numberof SharesWeightedAverageGrant Date Fair ValueNumberof SharesWeightedAverageGrant Date Fair ValueNumberof SharesWeightedAverageGrant Date Fair ValueUnvested balance at December 31, 2021—$— 5,781$37.74 —$— Granted—— 4,65345.83 20944.97 Vested—— (2,510)36.47 —— Forfeited—— (1,030)40.45 (13)44.97 Unvested balance at December 31, 2022—— 6,89443.26 19644.97 Granted31145.674,72843.47 18843.24 Performance adjustment(1)— — —— 1244.97 Vested— — (3,153)41.61 (91)44.97 Forfeited—— (1,126)45.14 (47)43.92 Unvested balance at December 31, 202331145.67 7,343 43.80 258 43.90