$TENB

S&P Global Ratings upgraded Tenable Holdings Inc (NASDAQ:TENB) to 'BB+' from 'BB' due to revenue growth and margin improvements, then withdrew the rating at the company's request. Tenable reported $531M revenue for H1 2026, up 9% YoY, and expects $1.1B for the full year. The company's profitability improved, with EBITDA margins expanding to nearly 25%. Tenable also strengthened its balance sheet through debt reduction and share repurchases.

Tenable (TENB) appointed Charles Bell to its board and Cybersecurity Risk Management Committee, effective October 5, 2026. Bell is a Microsoft executive with over 20 years at Amazon and serves on Twilio's board. The board size increased from 10 to 11 directors.

Tenable Holdings, Inc. (TENB) filed an SEC Form 8-K — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers. Tenable Appoints Industry Veteran Charlie Bell to Board of Directors Former Microsoft and AWS executive brings decades of product engineering, cloud security and infrastructure expertise to accelerate Tenable’s AI-powered exposure management leadership COLUMBIA, Md. (October 6, 2

Tenable Holdings (TENB) added Charlie Bell, ex-AWS and Microsoft executive, to its board. This move signals a focus on AI and cloud security, according to AI Analyst.

Tenable (TENB) stock has gained 48.6% year-to-date due to increased demand for cybersecurity amid AI-driven threats. The company specializes in exposure management, with its Tenable One platform and Hexa AI engine. Q2 2026 revenue was $268.5M, up 8.6% YoY, with improved profitability. TENB trades at a P/S ratio of 3.9, lower than rivals like CrowdStrike (CRWD), Palo Alto Networks, and Zscaler.

U.S. cybersecurity stocks rose after AI safety warnings, with Palo Alto Networks (PANW) up 10.0% and Fortinet (FTNT) up 8.8% in the September 11–18 trading week. Seven companies are positioned to profit from AI security, with YTD returns ranging from -13.9% to +125.1%. Palo Alto reported $3.41B in revenue, while Fortinet saw 26% YoY revenue growth. Investors are assessing which firms can convert AI security demand into contracts and earnings.

Tenable (TENB) reported Q2 revenue of $268M, raising full-year guidance for revenue, EPS, and free cash flow. The company highlighted AI-driven growth, with Tenable One accounting for 50% of new sales. Management noted improved demand and expansion rates, citing AI partnerships and new product launches as key drivers.

Tenable Holdings, Inc. (TENB) filed an SEC Form 8-K — Entry into a Material Definitive Agreement. Tenable Holdings, Inc. Announces Proposed Private Placement of $650.0 Million of Convertible Senior Notes COLUMBIA, Md., Sept. 10, 2026 (GLOBE NEWSWIRE) -- Tenable Holdings, Inc. (Nasdaq: TENB) (“Tenable”), the exposure management company, today announced that it intends to offer

Qualys (QLYS) reported $182.2M revenue, up 11% YoY, beating estimates. SentinelOne (S) reported $292M revenue, up 20.6%, but missed EPS guidance. Zscaler (ZS) reported $898.2M revenue, up 24.9%, beating estimates. Tenable (TENB) reported $268.5M revenue, up 8.6%, with mixed results. All stocks declined post-earnings.

Elmet Group (ELMT) shares surged 50.6% to $24.39 after announcing plans to use a $450M DoD investment to boost tungsten supply. Other stocks gaining include Rum Group (RUM) +15%, Tyra Biosciences (TYRA) +14.5%, and Roblox (RBLX) +8.7% after price target raises.