8-K current report · filed May 15, 2026

Tonix Pharmaceuticals Holding Corp. (TNXP) 8-K Current Report: May 15, 2026

Short answer

Tonix Pharmaceuticals Holding Corp. (TNXP) filed an 8-K current report with the SEC on May 15, 2026 reporting Item 7.01 (Regulation FD Disclosure), Item 8.01 (Other Events). Boilerplate Regulation FD disclaimer only; no substantive company disclosure.

Tonix Pharmaceuticals Holding Corp. 8-K event analysis

AI summary of each reported item and its exhibits

Item 7.01 · Regulation FD Disclosure

  • Boilerplate Regulation FD disclaimer only; no substantive company disclosure
  • No investor-actionable operating, financial, financing, or strategic information in the provided text

Item 8.01 · Other Events

  • TNX-4800 Phase 1 pharmacokinetic simulations support a two-dose 350 mg subcutaneous regimen
  • Predicted serum levels above 10 µg/mL for 196 days, exceeding the proposed six-month primary endpoint
  • Proposed adaptive Phase 2 field study targeted for first half of 2027, pending FDA agreement
  • Simulated MEC durations: 20 µg/mL for 136 days, 15 µg/mL for 161 days, and 5 µg/mL for 265 days
  • Findings remain predictive and require FDA alignment plus Phase 2 validation

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