Companies / Tenable Holdings, Inc.
Tenable Holdings, Inc.
Financials · FY2025
Ownership
110.1M shares outstanding · as of Jul 31, 2026
Ownership
| Insiders | 0.83% | 918,027 |
| Institutions | 104.66% | 115,267,120 |
| Public float | 0.00% | 0 |
Reported holdings exceed shares outstanding — public float shown as 0; some positions may overlap or lag.
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 8
View all →| Insider | % of shares | Shares |
|---|---|---|
Vintz Stephen ACEOCo-Chief Executive Officer · Director | 0.55% | 610,524 |
Thurmond Mark C.CEOCo-Chief Executive Officer · Director | 0.15% | 168,267 |
| 0.07% | 73,875 | |
Coviello Arthur W JrDirector | 0.05% | 57,793 |
Tosheff George AlexDirector | 0.03% | 31,344 |
Brown Matthew CharlesChief Financial Officer | 0.02% | 18,541 |
Vicks Raymond Jr.Director | 0.01% | 16,266 |
Seawell a BrookeDirector | 0.01% | 15,292 |
Institutional holders 297
View all →| Holder | Value | % of shares |
|---|---|---|
| $498.39M | 12.27% | |
| $363.01M | 14.01% | |
| $154.40M | 5.96% | |
| $119.37M | 2.94% | |
| $95.80M | 3.70% | |
| $72.77M | 2.81% | |
| $70.20M | 3.77% | |
| $64.20M | 2.48% | |
| $63.13M | 3.39% | |
| $60.97M | 2.33% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | RGM Capital, LLC 13F manager | Exit | Common stock | $-95.80M | -4.1M -100.00% | 0 | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-44.54M | -1.9M -100.00% | 0 | medium |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | Add | Common stock | $40.18M | +2.4M +175.10% | 3,732,271 3.39% of shares | medium |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | Common stock | $26.44M | +717K +5.60% | 13,513,760 12.27% of shares | medium |
| Q1 2026 as of | First Trust Advisors LP 13F manager | Trim | Common stock | $-26.26M | -1.6M -36.59% | 2,691,055 2.44% of shares | medium |
| Q3 2025 as of | Barclays PLC 13F manager | Add | Common stock | $24.29M | +833K +98.86% | 1,675,871 1.52% of shares | medium |
| Q1 2026 as of | Shapiro Capital Management LLC 13F manager | Add | Common stock | $21.28M | +1.3M +43.51% | 4,150,152 3.77% of shares | medium |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | Trim | Common stock | $-18.62M | -1.1M -79.45% | 284,817 0.26% of shares | medium |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| TENB | — | 88025T102 |