Company: TENB
Filing Date: 2025-02-24
Form Type: 10-K
Source: 0001660280-25-000034
Chunk: 142

Company: Tenable Holdings, Inc.
Filing Date: 2025-02-24
Form: 10-K
Item: Item 8
Chunk 142
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Granted—— 4,09945.89 17047.20 Performance adjustment(1)—— — — (10)43.24 Vested(124)45.67 (3,217)43.34 (107)43.93 Forfeited—— (1,016)45.00 (11)43.95 Unvested balance at December 31, 202418745.677,20945.01 30045.78 _______________(1)    Represents adjustments due to the achievement of predefined financial performance targets.In January 2024, under the evergreen provision in our 2018 Equity Incentive Plan we reserved an additional 5.9 million shares of our common stock. At December 31, 2024, there were 26.1 million shares available for grant under the plan.In 2023, as part of the acquisition of Ermetic, we issued replacement equity awards, of which $0.5 million was attributable to services performed prior to the acquisition date and allocated to purchase consideration. The remaining fair value was allocated to future services and is being expensed over the remaining service periods as stock-based compensation.

93

Stock OptionsA summary of our stock option activity is presented below:(in thousands, except for exercise prices and years)Numberof SharesWeightedAverageExercise PriceWeighted-Average Remaining Contractual Term(in years)Aggregate Intrinsic ValueOutstanding at December 31, 20216,731$9.21 5.5$308,677Exercised(1,174)9.98 47,880Forfeited/canceled(72)16.15 Outstanding at December 31, 20225,4858.96 4.5160,135Exercised(387)9.05 13,364Forfeited/canceled(3)10.97 Outstanding at December 31, 20235,0958.95 3.5189,108Exercised(1,044)7.7238,831Forfeited/canceled——Outstanding and exercisable at December 31, 20244,0519.262.6122,024Stock options were last granted in 2018. Stock options granted under our stock incentive plans have a maximum term of ten years, generally vest over a period of three to four years, and the exercise price cannot be less than the fair market value on