8-K current report · filed Sep 15, 2026

Tenable Holdings, Inc. (TENB) 8-K Current Report: September 15, 2026

Item 1.01Item 8.01Item EX-99.1TENB overview

Short answer

Tenable Holdings, Inc. (TENB) filed an 8-K current report with the SEC on September 15, 2026 reporting Item 1.01 (Entry into a Material Definitive Agreement), Item 8.01 (Other Events), Item EX-99.1 (Exhibit EX-99.1). Convertible Notes sold privately under Section 4(a)(2) and Rule 144A, limiting liquidity and resale access.

Tenable Holdings, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 1.01 · Entry into a Material Definitive Agreement

  • Convertible Notes sold privately under Section 4(a)(2) and Rule 144A, limiting liquidity and resale access
  • Initial conversion rate implies potential issuance of 17,840,400 common shares
  • Maximum conversion exposure of 24,976,560 shares in limited circumstances
  • Potential conversion creates meaningful shareholder dilution risk, subject to anti-dilution adjustments
  • No resale registration statement planned, increasing transfer restrictions for investors

Item 8.01 · Other Events

  • Proposed offering and priced Notes announced September 10, 2026, signaling new financing and potential capital-structure changes
  • Planned proceeds include repayment of term loans under the Credit Agreement, potentially reducing existing debt obligations
  • Capped call transactions intended to reduce potential dilution from Notes conversion
  • Convertible Notes create future equity-dilution risk if converted, despite capped call protection
  • Investors should review Exhibits 99.1 and 99.2 for offering size, pricing, maturity, interest rate, and conversion terms

Item EX-99.1 · Exhibit EX-99.1

  • Proposed $650M convertible senior notes due 2031, with $65M overallotment option
  • Proceeds targeting term-loan repayment, up to $200M share repurchases, capped-call costs and corporate uses
  • Capped calls intended to reduce conversion dilution, but protection limited by a cap
  • Interest rate and conversion rate remain unset until pricing, leaving financing cost and dilution uncertain
  • Concurrent buybacks could support the stock and raise the notes’ effective conversion price

Generated from the filing text and exhibits; verify against the original. What 8-K item codes mean

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