TENB · Tenable Holdings, Inc. · Holdings
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Superinvestors Holding TENB
All superinvestors →Holder Concentration
Across 314 13F filersWho Holds TENB
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 312 filers, like-for-like change -2.3%; actively managed books -3.2%; index-like books +0.1%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 43.8% | 147 | -10.7% |
| Exempt adviser | 0.2% | 6 | -77.8% |
| Adviser | 14.0% | 9 | +64.5% |
| Bank | 7.5% | 17 | -13.6% |
| Insurer | 0.0% | 2 | -33.7% |
| Broker-dealer | 0.0% | 2 | +477.2% |
| Benefit plan | 0.3% | 5 | +4.1% |
| Non-US | 3.0% | 12 | -10.9% |
| Holding company | 19.5% | 10 | +4.6% |
| Unknown | 11.6% | 102 | -9.7% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 29.7% | 35 | +0.1% |
| Systematic-like | 3.8% | 21 | -48.9% |
| Concentrated | 0.7% | 46 | -13.1% |
| Diversified active | 65.7% | 210 | +2.2% |
| Not measured | 0.0% | 0 | — |
| Unknown | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 52.6% | 168 | +16.0% |
| Medium turnover | 24.5% | 73 | -18.3% |
| High turnover | 7.9% | 53 | -34.3% |
| Unknown | 15.0% | 18 | +0.4% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 17.4% | 41 | +3.0% |
| Medium horizon | 15.7% | 49 | -6.6% |
| Long horizon | 62.1% | 200 | +6.5% |
| Unknown | 4.8% | 22 | -53.6% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 1.1% | 54 | -25.2% |
| $1B to $10B | 5.4% | 77 | -31.5% |
| $10B to $100B | 16.2% | 110 | -30.8% |
| $100B or more | 77.2% | 71 | +11.2% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 1.8% | 67 | +36.5% |
| Pooled investment vehicles | 9.6% | 31 | -32.1% |
| Registered funds and BDCs | 23.4% | 18 | -2.9% |
| Pension and profit sharing plans | 0.1% | 3 | +25.9% |
| Insurance companies | 1.9% | 3 | +199.1% |
| Governments and sovereign funds | 0.4% | 4 | -64.7% |
| Corporations | 0.0% | 1 | +269.1% |
| Other investment advisers | 0.0% | 3 | -16.6% |
| Other | 0.1% | 2 | +9.2% |
| Diversified | 6.5% | 15 | -13.7% |
| Unknown | 56.2% | 165 | +5.6% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 14.6% | 45 | -24.2% |
| Private equity funds | 0.8% | 10 | +96.6% |
| Venture capital funds | 0.0% | 2 | +576.9% |
| Real estate funds | 0.1% | 4 | +148.5% |
| Securitized asset funds | 0.2% | 1 | +0.4% |
| Other private funds | 3.3% | 18 | -19.9% |
| Mixed private funds | 0.1% | 1 | +4.4% |
| Private funds, type not stated | 0.0% | 3 | +85.0% |
| No private funds | 24.9% | 69 | -3.6% |
| Unknown | 56.0% | 159 | +6.9% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 89.1% | 243 | +2.8% |
| Outside the US | 10.9% | 69 | -30.4% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 4 holders with no observed 2026-03-31 13F and 3 holders with no observed 2026-06-30 13F. Compared across CIK changes: JANUS HENDERSON GROUP PLC continues as Jupiter Topco LLC.
Conviction and Crowding
312 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net buyers of $472,687 (1 buying, 1 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 40.5% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shared Holders
Companies TENB's active holders also own, quarter ended Jun 30, 2026Shareholder Targets
13F filers that own its peers but not TENB, quarter ended Jun 30, 2026Found through its holder-overlap peers: MGNI, ATEN, FOUR, APPS, AMBA, QLYS, VRNS, TXG, DAVE, PRCH, PENG, ESTC, NTNX, ITRI, GTX, RDNT, LION, MSGS, TEM, GTLB. 1,461 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | ARK Investment Management LLC Registered adviser, Diversified active | $987,575,370 3 held | TEM, TXG, GTLB |
| 2 | Silver Lake Group, L.L.C. Unknown, Concentrated | $763,480,730 1 held | MSGS |
| 3 | T. Rowe Price Investment Management, Inc. Adviser, Diversified active | $731,409,746 7 held | MSGS, PENG, GTX |
| 4 | NEUBERGER BERMAN GROUP LLC Holding company, Diversified active | $600,727,396 16 held | LION, VRNS, FOUR |
| 5 | Jericho Capital Asset Management L.P. Registered adviser, Diversified active | $576,901,250 2 held | NTNX, LION |
| 6 | MHR FUND MANAGEMENT LLC Unknown, Concentrated | $576,398,504 1 held | LION |
| 7 | Liberty 77 Capital L.P. Registered adviser, Unknown | $574,861,793 1 held | LION |
| 8 | FULLER & THALER ASSET MANAGEMENT, INC. Registered adviser, Diversified active | $547,889,530 5 held | GTX, DAVE, FOUR |
| 9 | Hood River Capital Management LLC Registered adviser, Diversified active | $501,246,729 2 held | DAVE, RDNT |
| 10 | Starlite Capital INC Unknown, Concentrated | $484,184,249 1 held | MSGS |
Fund Ownership of TENB by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 30.05% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 3.68% | 4,058,287 |
| Index ETFs | 26.36% | 29,035,092 |
| Active ETFs | 2.88% | 3,170,956 |
| Active funds | 16.54% | 18,212,090 |
| Unclassified | 0.80% | 882,636 |
| All registered funds | 50.26% | 55,359,061 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega AMERIPRISE FINANCIAL INC Adviser | $561,550,514 | 13.02% | 15,226,424 | Shares | 2026-08-14 | |
| Mega BlackRock, Inc. Holding company | $498,387,461 | 11.56% | 13,513,760 | Shares | 2026-08-07 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser | $377,507,072 | 8.75% | 10,236,092 | Shares | 2026-08-13 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $184,256,057 | 4.27% | 4,996,097 | Shares | 2026-08-13 | |
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Registered adviser | $162,529,791 | 3.77% | 4,406,990 | Shares | 2026-08-13 | |
| Mega FMR LLC Holding company | $152,615,634 | 3.54% | 4,138,168 | Shares | 2026-08-13 | |
| Mega STATE STREET CORP Bank | $119,366,176 | 2.77% | 3,236,610 | Shares | 2026-09-22 | |
| Mega FIRST TRUST ADVISORS LP Registered adviser | $109,676,067 | 2.54% | 2,973,863 | Shares | 2026-08-11 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $109,234,355 | 2.53% | 2,961,886 | Shares | 2026-08-12 | |
| Large Penserra Capital Management LLC Registered adviser | $108,894,469 | 2.53% | 2,952,670 | Shares | 2026-08-13 | |
| Mid SHAPIRO CAPITAL MANAGEMENT LLC Registered adviser | $106,326,957 | 2.47% | 2,883,052 | Shares | 2026-08-06 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $90,257,086 | 2.09% | 2,447,318 | Shares | 2026-08-14 | |
| Mega MORGAN STANLEY Holding company | $83,003,967 | 1.92% | 2,250,650 | Shares | 2026-08-13 | |
| Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Non-US | $76,758,786 | 1.78% | 2,081,312 | Shares | 2026-09-09 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $74,432,985 | 1.73% | 2,018,248 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC Registered adviser | $66,259,859 | 1.54% | 1,796,634 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $65,650,825 | 1.52% | 1,780,120 | Shares | 2026-08-14 | |
| Mega VOYA INVESTMENT MANAGEMENT LLC Registered adviser | $59,260,222 | 1.37% | 1,606,839 | Shares | 2026-08-12 | |
| Mega BARCLAYS PLC Bank | $49,239,151 | 1.14% | 1,335,118 | Shares | 2026-08-14 | |
| Large Freestone Grove Partners LP Registered adviser | $42,489,448 | 0.99% | 1,152,100 | Shares | 2026-08-14 | |
| Mega NORTHERN TRUST CORP Bank | $40,604,103 | 0.94% | 1,100,979 | Shares | 2026-08-13 | |
| Large LSV ASSET MANAGEMENT Registered adviser | $40,077,496 | 0.93% | 1,086,700 | Shares | 2026-08-06 | |
| Mega DIMENSIONAL FUND ADVISORS LP Registered adviser | $39,895,565 | 0.93% | 1,081,767 | Shares | 2026-08-11 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser | $39,005,099 | 0.90% | 1,057,622 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $35,881,363 | 0.83% | 972,922 | Shares | 2026-08-14 | |
| Large RENAISSANCE TECHNOLOGIES LLC Registered adviser | $35,803,104 | 0.83% | 970,800 | Shares | 2026-08-13 | |
| Large CANADA LIFE ASSURANCE Co | $33,678,152 | 0.78% | 913,182 | Shares | 2026-08-13 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $30,883,642 | 0.72% | 837,409 | Shares | 2026-08-14 | |
| Large SEB Asset Management AB | $30,736,197 | 0.71% | 833,411 | Shares | 2026-08-04 | |
| Mega UBS Group AG Bank | $29,501,528 | 0.68% | 799,933 | Shares | 2026-08-13 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $29,310,158 | 0.68% | 794,744 | Shares | 2026-08-13 | |
| Large FEDERATED HERMES, INC. Adviser | $28,901,084 | 0.67% | 783,652 | Shares | 2026-08-12 | |
| Mega Bank of New York Mellon Corp Bank | $27,911,887 | 0.65% | 756,830 | Shares | 2026-08-06 | |
| Mega Nuveen, LLC | $24,950,757 | 0.58% | 676,539 | Shares | 2026-08-11 | |
| Mega TWO SIGMA INVESTMENTS, LP Registered adviser | $22,014,962 | 0.51% | 596,935 | Shares | 2026-08-14 | |
| Large Point72 Asset Management, L.P. Registered adviser | $20,943,783 | 0.49% | 567,890 | Shares | 2026-08-14 | |
| Large Connor, Clark & Lunn Investment Management Ltd. Registered adviser | $20,293,920 | 0.47% | 550,269 | Shares | 2026-08-13 | |
| Large MetLife Investment Management, LLC Registered adviser | $20,110,184 | 0.47% | 545,287 | Shares | 2026-08-14 | |
| Mid PINNACLE ASSOCIATES LTD Registered adviser | $19,620,541 | 0.46% | 539,174 | Shares | 2026-10-20 | |
| Large IEQ CAPITAL, LLC Registered adviser | $19,371,993 | 0.45% | 525,271 | Shares | 2026-08-11 | |
| Large ACADIAN ASSET MANAGEMENT LLC | $17,889,897 | 0.41% | 485,084 | Shares | 2026-08-13 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $17,004,925 | 0.39% | 461,088 | Shares | 2026-09-02 | |
| Large HRT FINANCIAL LP | $15,627,383 | 0.36% | 423,736 | Shares | 2026-08-14 | |
| Large ExodusPoint Capital Management, LP Registered adviser | $14,471,085 | 0.34% | 392,383 | Shares | 2026-08-14 | |
| Large Vontobel Holding Ltd. | $14,442,899 | 0.33% | 396,892 | Shares | 2026-10-16 | |
| Mid Portolan Capital Management, LLC | $14,306,600 | 0.33% | 387,923 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA Non-US | $12,859,429 | 0.30% | 348,683 | Shares | 2026-08-13 | |
| Large Pacer Advisors, Inc. | $12,807,907 | 0.30% | 347,286 | Shares | 2026-08-13 | |
| Small Delta Global Management LP Registered adviser | $11,820,040 | 0.27% | 320,500 | Shares | 2026-08-13 | |
| Mega SCHRODER INVESTMENT MANAGEMENT GROUP Registered adviser | $11,535,399 | 0.27% | 312,782 | Shares | 2026-08-13 | |
| Large PEAK6 LLC Broker-dealer | $11,071,376 | 0.26% | 300,200 | Call | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $10,881,038 | 0.25% | 295,039 | Shares | 2026-08-14 | |
| Mega NORDEA INVESTMENT MANAGEMENT AB Non-US | $10,156,308 | 0.24% | 275,388 | Shares | 2026-08-05 | |
| Large PANAGORA ASSET MANAGEMENT INC Registered adviser | $9,738,938 | 0.23% | 264,071 | Shares | 2026-08-06 | |
| Mega RAYMOND JAMES FINANCIAL INC | $9,679,228 | 0.22% | 262,452 | Shares | 2026-08-14 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Registered adviser | $9,355,198 | 0.22% | 253,666 | Shares | 2026-08-13 | |
| Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Non-US | $9,146,240 | 0.21% | 248,000 | Shares | 2026-08-13 | |
| Mega DEUTSCHE BANK AG\ Non-US | $9,012,031 | 0.21% | 244,361 | Shares | 2026-08-07 | |
| Mega Swiss National Bank | $8,500,840 | 0.20% | 230,500 | Shares | 2026-08-11 | |
| Small FIRETRAIL INVESTMENTS PTY LTD | $8,440,393 | 0.20% | 228,861 | Shares | 2026-08-07 | |
| Mega Jupiter Topco LLC | $8,365,748 | 0.19% | 226,837 | Shares | 2026-08-14 | |
| Mega CITIGROUP INC Bank | $8,322,894 | 0.19% | 225,675 | Shares | 2026-08-03 | |
| Mid Concentric Capital Strategies, LP Registered adviser | $7,892,651 | 0.18% | 214,009 | Shares | 2026-08-14 | |
| Mid SummitTX Capital, L.P. Registered adviser | $7,845,777 | 0.18% | 212,738 | Shares | 2026-08-14 | |
| Large Private Advisor Group, LLC Registered adviser | $7,468,826 | 0.17% | 202,517 | Shares | 2026-07-27 | |
| Mid READYSTATE ASSET MANAGEMENT LP Registered adviser | $7,376,000 | 0.17% | 200,000 | Shares | 2026-08-14 | |
| Large STATE OF WISCONSIN INVESTMENT BOARD Benefit plan | $7,142,918 | 0.17% | 193,680 | Shares | 2026-08-14 | |
| Mid SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | $7,079,669 | 0.16% | 191,965 | Shares | 2026-08-14 | |
| Mid NICHOLAS COMPANY, INC. Registered adviser | $7,066,834 | 0.16% | 191,617 | Shares | 2026-08-05 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $6,867,056 | 0.16% | 186,200 | Call | 2026-09-02 | |
| Mega HSBC HOLDINGS PLC | $6,765,488 | 0.16% | 183,446 | Shares | 2026-08-14 | |
| Mid XTX Topco Ltd | $6,730,009 | 0.16% | 182,484 | Shares | 2026-08-14 | |
| Large MACKENZIE FINANCIAL CORP Registered adviser | $6,626,598 | 0.15% | 179,680 | Shares | 2026-08-13 | |
| Mid IQ EQ FUND MANAGEMENT (IRELAND) Ltd Exempt adviser | $6,430,286 | 0.15% | 174,357 | Shares | 2026-07-31 | |
| Mega WELLINGTON MANAGEMENT GROUP LLP Holding company | $6,356,783 | 0.15% | 172,364 | Shares | 2026-08-14 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser | $5,849,684 | 0.14% | 158,614 | Shares | 2026-08-14 | |
| Mega Creative Planning Registered adviser | $5,796,355 | 0.13% | 157,168 | Shares | 2026-08-13 | |
| Mega JPMORGAN CHASE & CO Bank | $5,688,701 | 0.13% | 154,249 | Shares | 2026-08-12 | |
| Mega Invesco Ltd. Adviser | $5,667,568 | 0.13% | 153,676 | Shares | 2026-08-14 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $5,406,866 | 0.13% | 146,607 | Shares | 2026-08-12 | |
| Mega ALLIANCEBERNSTEIN L.P. Registered adviser | $5,212,988 | 0.12% | 141,350 | Shares | 2026-08-14 | |
| Mega CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Benefit plan | $4,807,898 | 0.11% | 130,366 | Shares | 2026-08-24 | |
| Mega STIFEL FINANCIAL CORP | $4,786,433 | 0.11% | 129,784 | Shares | 2026-08-12 | |
| Large Pathstone Holdings, LLC | $4,603,692 | 0.11% | 124,829 | Shares | 2026-08-13 | |
| Large Quantinno Capital Management LP Registered adviser | $4,579,905 | 0.11% | 124,184 | Shares | 2026-08-13 | |
| Mega Legal & General Group Plc | $4,548,815 | 0.11% | 123,341 | Shares | 2026-08-14 | |
| Mega VICTORY CAPITAL MANAGEMENT INC Registered adviser | $4,484,608 | 0.10% | 121,600 | Shares | 2026-08-07 | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $4,458,386 | 0.10% | 120,889 | Shares | 2026-08-13 | |
| Mid Y-Intercept (Hong Kong) Ltd Exempt adviser | $4,281,792 | 0.10% | 117,664 | Shares | 2026-10-16 | |
| Mega Russell Investments Group, Ltd. | $4,261,667 | 0.10% | 115,555 | Shares | 2026-08-06 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $4,067,494 | 0.09% | 110,290 | Shares | 2026-08-14 | |
| Mid Hilton Capital Management, LLC Registered adviser | $4,039,908 | 0.09% | 109,542 | Shares | 2026-08-04 | |
| Small Katamaran Capital LLP | $3,977,987 | 0.09% | 107,863 | Shares | 2026-07-21 | |
| Mid CLOUGH CAPITAL PARTNERS L P Registered adviser | $3,869,117 | 0.09% | 104,911 | Shares | 2026-08-14 | |
| Large Tidal Investments LLC Registered adviser | $3,827,516 | 0.09% | 103,783 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3,794,952 | 0.09% | 102,900 | Call | 2026-08-14 | |
| Small Graphene Investments SAS | $3,700,863 | 0.09% | 101,700 | Shares | 2026-10-22 | |
| Large Mariner, LLC Registered adviser | $3,658,459 | 0.08% | 99,199 | Shares | 2026-08-13 | |
| Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. Non-US | $3,642,194 | 0.08% | 98,758 | Shares | 2026-08-13 | |
| Large VIRGINIA RETIREMENT SYSTEMS ET Al | $3,581,859 | 0.08% | 97,122 | Shares | 2026-08-25 |
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