Tenable Holdings (TENB) Shares Outstanding (Diluted) (2019 - 2026)
Tenable Holdings' Shares Outstanding (Diluted) was 113.77 million in Q2 2026, down 6.0% from 120.98 million a year earlier and down 3.3% from the prior quarter.
Powered by 
Analysis
Tenable Holdings (TENB) Shares Outstanding (Diluted) (2019 - 2026) Analysis & Trends
For FY2025, Shares Outstanding (Diluted) at Tenable Holdings came in at 120.12 million, up 1.1% from FY2024.
- Shares Outstanding (Diluted) has now increased for six consecutive years, with a five-year compound annual growth rate of 3.5% (FY2020 to FY2025).
- In earlier years, Shares Outstanding (Diluted) was 118.79 million in FY2024 (+2.9%), 115.41 million in FY2023 (+3.7%), 111.32 million in FY2022 (+4.6%) and 106.39 million in FY2021 (+5.3%).
- The Q2 2026 figure marks the lowest quarterly Shares Outstanding (Diluted) since Q4 2022.
- Compared with a year earlier, Shares Outstanding (Diluted) was higher in six of the last eight quarters, with growth averaging 0.7%.
- The best year-over-year quarter for Shares Outstanding (Diluted) over five years was Q4 2021 (growth of 5.3%); the worst was Q2 2026 (a decline of 6.0%).
- Per Business Quant data, TENB's Shares Outstanding (Diluted) in the three quarters before Q2 2026 was 117.69 million (Q1 2026), 120.12 million (Q4 2025) and 121.95 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Dil.) (Qtr) |
|---|---|---|---|---|---|
| 1 | Palo Alto Networks | 319.55 Bn | 304.63 Bn | 2.30 Bn | 764.00 Mn |
| 2 | CrowdStrike Holdings | 265.46 Bn | 245.90 Bn | 1.10 Bn | 1.04 Bn |
| 3 | Fortinet | 129.36 Bn | 115.29 Bn | 1.64 Bn | 739.90 Mn |
| 4 | Snowflake | 115.65 Bn | 102.97 Bn | 1.04 Bn | 349.26 Mn |
| 5 | Datadog | 96.45 Bn | 78.09 Bn | 881.34 Mn | 371.02 Mn |
| 6 | Axon Enterprise | 34.50 Bn | 29.03 Bn | 546.45 Mn | 82.54 Mn |
| 7 | Okta | 33.79 Bn | 23.89 Bn | 641.00 Mn | 178.81 Mn |
| 8 | Zscaler | 32.51 Bn | 18.63 Bn | - | 160.22 Mn |
| 9 | Baidu | 29.59 Bn | -44.04 Bn | 1.47 Mn | 42.88 Mn |
| 10 | Tenable Holdings | 3.80 Bn | 2.35 Bn | 208.18 Mn | 113.77 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 113.77 Mn |
| Mar 31, 2026 | 117.69 Mn |
| Dec 31, 2025 | 120.12 Mn |
| Sep 30, 2025 | 121.95 Mn |
| Jun 30, 2025 | 120.98 Mn |
| Mar 31, 2025 | 120.08 Mn |
| Dec 31, 2024 | 118.79 Mn |
| Sep 30, 2024 | 119.17 Mn |
| Jun 30, 2024 | 118.68 Mn |
| Mar 31, 2024 | 117.54 Mn |
| Dec 31, 2023 | 115.41 Mn |
| Sep 30, 2023 | 115.95 Mn |
| Jun 30, 2023 | 115.13 Mn |
| Mar 31, 2023 | 113.79 Mn |
| Dec 31, 2022 | 111.32 Mn |
| Sep 30, 2022 | 111.94 Mn |
| Jun 30, 2022 | 111.04 Mn |
| Mar 31, 2022 | 109.52 Mn |
| Dec 31, 2021 | 106.39 Mn |
| Sep 30, 2021 | 106.87 Mn |
API Access
Tenable Holdings Shares Outstanding (Diluted) API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=TENB&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding-diluted", "ticker": "TENB", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=TENB&period=max&api_key=YOUR_API_KEY");
const data = await res.json();