Every material Form 8-K Tenable Holdings, Inc. has filed with the SEC since October 06, 2026, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Tenable reported third-quarter 2026 revenue of $276.4 million, up 9.5% from a year earlier, with GAAP net income of $11.3 million compared with $2.3 million in the prior-year quarter. The company said it raised its full-year outlook, now calling for 2026 revenue of $1.084 billion to $1.087 billion and non-GAAP diluted earnings per share of $2.16 to $2.19.
Q3 2026 revenue was $276.4 million, up 9.5% year-over-year; GAAP diluted EPS was $0.10 versus $0.02, and non-GAAP diluted EPS was $0.63 versus $0.42.
Full-year 2026 guidance: revenue of $1.084 billion to $1.087 billion and non-GAAP diluted EPS of $2.16 to $2.19.
Fourth-quarter 2026 guidance: revenue of $277.0 million to $280.0 million and non-GAAP diluted EPS of $0.56 to $0.58.
Repurchased 6.8 million shares for $223.8 million in the quarter and closed an upsized $800 million convertible senior notes offering.
On October 13, 2026, Tenable Holdings entered into a $400.0 million senior secured revolving credit agreement with JPMorgan Chase Bank, N.A. as administrative agent. The company had no outstanding revolving loans at signing, and the press release says the facility completes the refinancing of its prior credit agreement along with the convertible note financing announced in September.
Facility size is $400.0 million, including a $40.0 million sublimit for letters of credit; about $200,000 of letters of credit were outstanding at signing and no revolving loans were drawn.
Revolving loans mature on October 13, 2031, subject to a springing maturity tied to other material debt.
Financial covenants require a Total Leverage Ratio of no more than 4.00:1.00 and an Interest Coverage Ratio of at least 3.00:1.00, tested quarterly.
Obligations are secured by substantially all company and subsidiary guarantor assets; the company pays a quarterly commitment fee of 0.175% to 0.35% on unused availability.
Tenable Holdings expanded its Board of Directors from 10 to 11 seats and appointed Charles Bell as a Class III director effective October 5, 2026, with a term ending at the 2027 Annual Meeting of Stockholders. Bell also joins the Board's Cybersecurity Risk Management Committee, and the filing sets out his cash retainers and an equity grant, which matter to shareholders as a governance and board-composition change.
Board size increased from 10 to 11 directors, effective October 5, 2026.
Bell received 10,386 restricted stock units vesting in three equal annual installments, plus a $35,000 Board service retainer and a $5,000 Cybersecurity Committee retainer for 2026, prorated for his service.
Co-CEO Steve Vintz and Co-CEO Mark Thurmond were quoted in an October 6, 2026 press release announcing the appointment.
Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.
Only material 8-Ks get a brief: results, deals, executive changes, restructuring, impairments, delisting notices, restatements, cybersecurity incidents and other disclosed events. Routine filings (vote results, exhibits only) are skipped. Every Tenable Holdings, Inc. filing is on SEC EDGAR ↗. 8-K briefs of other companies →