Tenable Holdings
TENB
38.94
-0.53
-1.33%
Tenable Holdings
US · TENB
#2261 by market cap
Listed 2018
38.94
-0.53
-1.33%
Live - 5344 symbols - heartbeat 140s ago
· 2026-10-08 08:34
Pre-market
38.20
-1.90%
After-hours
38.63
-0.80%
Overnight
38.84
-0.26%
- Market cap
- 4.29B
- P/E (TTM)i
- 649.00
- P/Bi
- 21.62
- EPSi
- -0.30
- Div yieldi
- 0.00%
- 52W posi
- 83%
Reader sentiment
Are you bullish or bearish on TENB?
Anonymous reader poll. Unscientific, not investment advice.
✦ Quant Ownership Signal how this is computed
Accumulating
- The number of reporting institutions decreased by 2 in the most recent period (2026/Q3).
- Total institutional ownership rose 5.3 percentage points.
Institutional ownership
- Held by institutions
- 112.93% +5.34pp
- Institutions
- 371 -2
- As of
- 2026/Q3 vs. prior period
Ownership vs. money flow
DivergingInstitutions added shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two are pointing in different directions.
Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.
Holder types
Mutual Fund94.50%
Hedge Fund8.48%
Public Company5.49%
Private Company3.00%
Individual/Insider1.50%
Government Pension Fund0.82%
Insurance Company0.45%
Family Office/Trust0.16%
Top holders as of 2026-08-31
BlackRock
17.55% · 19.33M sh
Columbia Management Investment Advisers, LLC
13.82% · 15.23M sh
Vanguard Portfolio Management, LLC
9.29% · 10.24M sh
Vanguard Capital Management, LLC
5.26% · 5.79M sh
Arrowstreet Capital, Limited Partnership
4.00% · 4.41M sh
FMR
2.94% · 3.24M sh
State Street Global Advisors
2.94% · 3.24M sh
First Trust Advisors L.P.
2.70% · 2.97M sh
Geode Capital Management, LLC
2.69% · 2.96M sh
Penserra Capital Management LLC
2.68% · 2.95M sh
Bar length is relative to the largest holder shown here, not to 100% of the company.
Insiders
50 filings tracked · 35 buys · 15 sells
| Name | Role | Stake |
|---|---|---|
| Stephen Vintz | Chief Financial Officer | 0.57% |
| John Huffard | Co-Founder | 0.46% |
| Mark Thurmond | Chief Operating Officer | 0.18% |
| J. Anschutz | Principal Accounting Officer | 0.07% |
| Arthur Coviello | Lead Independent Director | 0.05% |
| Matthew Brown | Chief Financial Officer | 0.04% |
| George Tosheff | Independent Director | 0.03% |
| A. Seawell | Independent Director | 0.03% |
| Niloofar Howe | Independent Director | 0.03% |
| Raymond Vicks | Independent Director | 0.02% |
Insider transactions most recent Form 4 filings
| Date | Name | Role | Type | Shares | Price |
|---|---|---|---|---|---|
| 2026-08-23 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Sale | -13,121 | $33.94 |
| 2026-08-23 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Retained | +14,292 | -- |
| 2026-08-23 | J. Anschutz | Principal Accounting Officer | Derivative Exercise and Sale | -2,022 | $33.94 |
| 2026-08-23 | J. Anschutz | Principal Accounting Officer | Derivative Exercise and Retained | +2,202 | -- |
| 2026-08-23 | Mark Thurmond | Chief Operating Officer | Derivative Exercise and Sale | -12,268 | $33.94 |
| 2026-08-23 | Mark Thurmond | Chief Operating Officer | Derivative Exercise and Retained | +13,101 | -- |
| 2026-08-20 | Matthew Brown | Chief Financial Officer | Derivative Exercise and Sale | -7,400 | $34.38 |
| 2026-08-20 | Matthew Brown | Chief Financial Officer | Derivative Exercise and Retained | +7,144 | -- |
| 2026-08-18 | Linda K. Higgins | Independent Director | Open Market Disposition | -1,390 | $35.46–35.76 |
| 2026-08-06 | Linda K. Higgins | Independent Director | Open Market Disposition | -2,620 | $34.00–36.50 |
| 2026-08-06 | Raymond Vicks | Independent Director | Automatic Disposition | -1,819 | $35.94 |
| 2026-08-04 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Sale | -300,736 | $16.21–36.48 |
| 2026-08-04 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Retained | +122,698 | $16.21 |
| 2026-06-14 | Margaret Keane | Independent Director | Derivative Exercise and Retained | +3,188 | -- |
| 2026-05-21 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Sale | -13,121 | $25.45 |
| 2026-05-21 | Stephen Vintz | Chief Financial Officer | Derivative Exercise and Retained | +14,292 | -- |
| 2026-05-21 | J. Anschutz | Principal Accounting Officer | Derivative Exercise and Sale | -2,021 | $25.45 |
| 2026-05-21 | J. Anschutz | Principal Accounting Officer | Derivative Exercise and Retained | +2,202 | -- |
| 2026-05-21 | Mark Thurmond | Chief Operating Officer | Derivative Exercise and Sale | -12,268 | $25.45 |
| 2026-05-21 | Mark Thurmond | Chief Operating Officer | Derivative Exercise and Retained | +13,101 | -- |
Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.
Quote time 2026-10-08 08:34:26 · For reference only, not investment advice and not tailored to your situation.