TenableTENB
NASDAQ · USA · Segment 13 of 14 in the Defense, security & space value chain: Vulnerability management
Nessus scanning grew into exposure management: mapping weaknesses across IT and OT estates and ranking which ones to close first.
Vulnerability management: Maps and prioritizes weaknesses before attackers exploit them.
Key metrics
Market cap
$4.4B
Price
$33.94
Today
−1.3%
Return YTD
+46.1%
Return 1Y
+14.3%
P/E
653.6
P/S
4.2
P/B
22.2
Data as of 2026-08-25 · updates daily after U.S. close
Theme exposure
In the value chain
Products & services
- Vulnerability scanning (Nessus)
- Exposure management
- OT security
Competitors
Risks
- Smaller scale than platforms
- Competitive pressure
Same segment: Vulnerability management
Compare TENB
See where Tenable sits in the full Defense, security & space map: every segment from upstream suppliers to end markets, with daily metrics.Open the Defense value chain →