VANGUARD GROUP INC: TENB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of VANGUARD GROUP INC on TENB, newest first. How the timeline and the estimate are built.

VANGUARD GROUP INC held 16,268,592 TENB shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

period ended2026-06-30
13F 16,268,592 shares
Change vs previous 13F +254,455 shares
0.01% of the 13F portfolio, value $599,985,673.
13F-HR 0002100121-26-001018 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
Filed 2026-08-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
- VANGUARD FIDUCIARY TRUST CO: 794,744 shares
- Vanguard Investments Australia, Ltd.: 31,678 shares
- VANGUARD ASSET MANAGEMENT, Ltd: 120,889 shares
- Vanguard Personalized Indexing Management, LLC: 21,257 shares
- Vanguard Global Advisers, LLC: 67,835 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 4,996,097 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 10,236,092 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F/A 16,014,137 shares
Change vs previous 13F +586,627 shares
<0.01% of the 13F portfolio, value $270,879,127.
13F-HR 0002100121-26-000861 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
Filed 2026-05-08 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- VANGUARD FIDUCIARY TRUST CO: 823,778 shares
- Vanguard Investments Australia, Ltd.: 27,867 shares
- VANGUARD ASSET MANAGEMENT, Ltd: 107,926 shares
- Vanguard Personalized Indexing Management, LLC: 26,760 shares
- Vanguard Global Advisers, LLC: 47,317 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 5,347,521 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 9,632,968 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 15,427,510 shares
Change vs previous 13F +465,039 shares
0.01% of the 13F portfolio, value $363,009,311.
13F-HR 0000102909-26-000031 filed by VANGUARD GROUP INC
Filed 2026-01-29 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 14,962,471 shares
Change vs previous 13F +778,699 shares
0.01% of the 13F portfolio, value $436,305,654.
13F-HR 0000102909-25-000353 filed by VANGUARD GROUP INC
Filed 2025-11-07 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 14,183,772 shares
Change vs previous 13F +303,129 shares
0.01% of the 13F portfolio, value $479,127,819.
13F-HR 0001752724-25-185843 filed by VANGUARD GROUP INC
Filed 2025-08-11 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
- VANGUARD GROUP INC: 14,183,772 shares
- Vanguard Personalized Indexing Management, LLC: 0 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 13,880,643 shares
Change vs previous 13F -66,380 shares
0.01% of the 13F portfolio, value $485,544,892.
13F-HR 0001752724-25-099331 filed by VANGUARD GROUP INC
Filed 2025-05-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC
- VANGUARD GROUP INC: 13,872,897 shares
- Vanguard Personalized Indexing Management, LLC: 7,746 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 13,947,023 shares
Change vs previous 13F +708,249 shares
0.01% of the 13F portfolio, value $549,233,765.
13F-HR 0001752724-25-022205 filed by VANGUARD GROUP INC
Filed 2025-02-11 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 13,238,774 shares
Change vs previous 13F not available
0.01% of the 13F portfolio, value $536,435,123.
13F-HR 0001752724-24-248565 filed by VANGUARD GROUP INC
Filed 2024-11-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC
Acceptance time not in the bulk data set (spec §4.2).