Latest Period
Q1 2026
Security Snapshot
Tenable Holdings, Inc. - Common Stock (TENB) Institutional Ownership
CUSIP: 88025T102
13F Institutional Holders and Ownership History from Q3 2018 to Q1 2026
Institutions Reporting
304
Shares (Excl. Options)
118,427,774
Price
$16.92
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- Security type / class
- Equity / Common Stock
- Symbol
- TENB on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 118,427,774
- Total 13F value
- $2,004,548,886
- Portfolio coverage rank
- 0%
- Share change
- +4,535,298
- Value change
- +$13,512,326
- Number of holders
- 304
- Shares outstanding
- 109,952,876
- SEC-reported price per share
- $21.47
- Insider filing price
- $21.47
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- TENB - Tenable Holdings, Inc. - Common Stock is tracked under CUSIP 88025T102.
- 304 institutions reported positions in Q1 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 280 to 304 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $2,642,893,971 to $2,004,548,886.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 304 institutions filings for Q1 2026.
Security key
88025T102
Latest holder period
Q1 2026
13F holders
304
13D/G owners
5
CIK / CUSIP context first
Open Q1 2026 holders
TENB full holder history
Tenable Holdings, Inc. SEC filings
Tenable Holdings, Inc. company facts
Tenable Holdings, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 88025T102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
TENB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| AMERIPRISE FINANCIAL INC | 14% | +90% | $323,414,290 | +$140,931,163 | 15,063,544 | +77% | Ameriprise Financial, Inc. | 31 May 2026 |
| BlackRock, Inc. | 10% | $242,702,698 | 11,304,271 | BlackRock, Inc. | 31 May 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.5% | $164,686,537 | 9,736,124 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| VANGUARD CAPITAL MANAGEMENT LLC | 5.4% | $105,739,944 | 6,251,253 | Vanguard Capital Management | 31 Mar 2026 | |||
| FMR LLC | 3.8% | -60% | $155,126,938 | -$244,511,804 | 4,593,088 | -61% | FMR LLC | 30 Jun 2025 |
As of 31 Mar 2026, 304 institutional investors reported holding 118,427,774 shares of Tenable Holdings, Inc. - Common Stock (TENB). This represents 108% of the company’s total 109,952,876 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
77%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12% | 13,497,402 | +5.5% | 0% | $228,308,552 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.8% | 9,632,968 | 0% | 0.01% | $162,941,654 |
| AMERIPRISE FINANCIAL INC | 7.7% | 8,499,447 | +30% | 0.03% | $143,768,309 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.9% | 5,347,521 | 0% | 0% | $90,453,318 |
| SHAPIRO CAPITAL MANAGEMENT LLC | 3.8% | 4,150,152 | +44% | 4.4% | $70,199,821 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 3.4% | 3,732,271 | +175% | 0.03% | $63,131,364 |
| FMR LLC | 3.2% | 3,570,579 | +140% | 0% | $60,396,345 |
| Penserra Capital Management LLC | 3.1% | 3,388,746 | +23% | 0.67% | $57,320,000 |
| STATE STREET CORP | 2.8% | 3,085,130 | +2.3% | 0% | $52,184,974 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.7% | 2,924,694 | -0.02% | 0% | $49,480,737 |
| FIRST TRUST ADVISORS LP | 2.4% | 2,691,055 | -37% | 0.03% | $45,519,195 |
| MACKENZIE FINANCIAL CORP | 2.3% | 2,477,616 | -3.4% | 0.05% | $41,908,875 |
| MORGAN STANLEY | 2% | 2,207,280 | -19% | 0% | $37,336,166 |
| GOLDMAN SACHS GROUP INC | 1.8% | 1,981,002 | +100% | 0% | $33,508,648 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1.8% | 1,945,926 | +6.7% | 0.04% | $32,918,009 |
| BARCLAYS PLC | 1.7% | 1,907,107 | -18% | 0.01% | $32,258,715 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 1.7% | 1,851,229 | +16% | 0.03% | $31,313,539 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1.7% | 1,841,995 | 0.13% | $31,157,345 | |
| Alyeska Investment Group, L.P. | 1.6% | 1,738,615 | -4.7% | 0.08% | $29,408,673 |
| AQR CAPITAL MANAGEMENT LLC | 1.4% | 1,582,149 | +180% | 0.01% | $26,762,045 |
| UBS Group AG | 1.2% | 1,355,120 | -56% | 0% | $22,921,855 |
| RENAISSANCE TECHNOLOGIES LLC | 1.1% | 1,260,100 | +141% | 0.03% | $21,314,592 |
| TWO SIGMA INVESTMENTS, LP | 1.1% | 1,254,236 | +1.7% | 0.02% | $21,215,402 |
| JANE STREET GROUP, LLC | 1% | 1,144,552 | +269% | 0.02% | $19,360,097 |
| SEB Asset Management AB | 1% | 1,119,449 | 0% | 0.08% | $18,935,456 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
31
Latest
Q1 2026
Rows shown
1-25 of 31
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 118,427,774 | $2,004,548,886 | +$13,512,326 | $16.92 | 304 |
| 2025 Q4 | 112,289,847 | $2,642,893,971 | +$41,904,009 | $23.53 | 280 |
| 2025 Q3 | 110,302,359 | $3,216,849,103 | -$42,599,130 | $29.16 | 287 |
| 2025 Q2 | 111,305,440 | $3,759,920,550 | +$178,130,510 | $33.78 | 278 |
| 2025 Q1 | 105,577,073 | $3,692,947,412 | -$124,208,536 | $34.98 | 294 |
| 2024 Q4 | 108,318,708 | $4,265,725,354 | -$23,986,253 | $39.38 | 294 |
| 2024 Q3 | 108,733,569 | $4,408,269,601 | +$8,161,568 | $40.52 | 289 |
| 2024 Q2 | 107,936,148 | $4,703,746,396 | -$66,346,469 | $43.58 | 282 |
| 2024 Q1 | 108,590,940 | $5,362,889,851 | +$193,447,973 | $49.43 | 278 |
| 2023 Q4 | 105,153,642 | $4,843,692,838 | +$78,071,968 | $46.06 | 270 |
| 2023 Q3 | 103,420,918 | $4,629,614,486 | +$40,111,188 | $44.80 | 279 |
| 2023 Q2 | 102,430,343 | $4,460,052,731 | +$10,786,906 | $43.55 | 262 |
| 2023 Q1 | 102,543,695 | $4,869,207,810 | +$95,643,411 | $47.51 | 279 |
| 2022 Q4 | 102,467,340 | $3,908,395,689 | +$131,869,641 | $38.15 | 273 |
| 2022 Q3 | 99,487,109 | $3,462,842,082 | -$4,909,269 | $34.80 | 275 |
| 2022 Q2 | 98,496,818 | $4,474,230,247 | +$165,336,861 | $45.41 | 306 |
| 2022 Q1 | 94,622,458 | $5,464,458,739 | +$243,872,309 | $57.79 | 303 |
| 2021 Q4 | 90,442,200 | $4,982,024,561 | +$138,215,402 | $55.07 | 267 |
| 2021 Q3 | 87,635,590 | $4,043,233,187 | +$58,669,300 | $46.14 | 224 |
| 2021 Q2 | 86,493,482 | $3,577,672,880 | +$105,756,455 | $41.35 | 231 |
| 2021 Q1 | 86,074,791 | $3,114,636,965 | -$109,316,192 | $36.18 | 229 |
| 2020 Q4 | 87,628,653 | $4,578,255,047 | +$51,235,895 | $52.26 | 229 |
| 2020 Q3 | 84,529,240 | $3,191,599,092 | +$200,594,062 | $37.75 | 193 |
| 2020 Q2 | 79,722,876 | $2,375,675,679 | +$294,397,474 | $29.81 | 163 |
| 2020 Q1 | 70,345,392 | $1,541,256,536 | +$88,578,467 | $21.86 | 138 |