Cash Equivalents and Short-Term Investments (Tables)

12 Months Ended

Dec. 31, 2025

Cash and Cash Equivalents [Abstract]

Schedule of Amortized Cost, Unrealized Gain and Loss and Estimated Fair Value

The following tables summarize the amortized cost, unrealized gain and loss and estimated fair value of cash equivalents and short-term investments:


	December 31, 2025
(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value
Cash equivalents
Money market funds	$	59,760	$	—	$	—	$	59,760

Total cash equivalents	$	59,760	$	—	$	—	$	59,760

Short-term investments
Commercial paper	$	5,063	$	3	$	—	$	5,066
Corporate bonds	94,729		167		(2)		94,894
Asset backed securities	17,331		33		—		17,364

Yankee bonds	13,280		14		(1)		13,293
U.S. Treasury and agency obligations	83,629		173		—		83,802
Total short-term investments	$	214,032	$	390	$	(3)	$	214,419


	December 31, 2024
(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value
Cash equivalents
Money market funds	$	190,750	$	—	$	—	$	190,750

Total cash equivalents	$	190,750	$	—	$	—	$	190,750

Short-term investments
Commercial paper	$	41,610	$	—	$	(6)	$	41,604
Corporate bonds	95,267		208		(65)		95,410
Asset backed securities	30,740		63		(7)		30,796


Yankee bonds	13,998		16		(7)		14,007
U.S. Treasury and agency obligations	66,614		155		(39)		66,730
Total short-term investments	$	248,229	$	442	$	(124)	$	248,547

Schedule of Contractual Maturities on Short-Term Investments

The contractual maturities of our short-term investments are as follows:


	December 31, 2025				December 31, 2024
(in thousands)	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Due within one year	$	178,677	$	178,995	$	204,156	$	204,532
Due between one and two years	35,355		35,424		44,073		44,015
Total short-term investments	$	214,032	$	214,419	$	248,229	$	248,547

- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aa)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (aaa)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

+ Details

Tenable Holdings, Inc. 10-K