VANGUARD GROUP INC: SION position timeline

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

VANGUARD GROUP INC held 1,497,269 SION 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 1,497,269 shares
Change vs previous 13F +202,325 shares
<0.01% of the 13F portfolio, value $65,864,864.
13F-HR 0002100119-26-001527 filed by VANGUARD CAPITAL 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: 121,442 shares
- Vanguard Investments Australia, Ltd.: 3,490 shares
- VANGUARD ASSET MANAGEMENT, Ltd: 9,535 shares
- Vanguard Global Advisers, LLC: 7,852 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 1,132,001 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 222,949 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F/A 1,294,944 shares
Change vs previous 13F +109,993 shares
<0.01% of the 13F portfolio, value $51,914,305.
13F-HR/A 0002100119-26-001311 filed by VANGUARD CAPITAL MANAGEMENT LLC
Filed 2026-05-15 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- VANGUARD FIDUCIARY TRUST CO: 112,175 shares
- Vanguard Global Advisers, LLC: 11,191 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 1,029,497 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 142,081 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 1,184,951 shares
Change vs previous 13F +41,797 shares
<0.01% of the 13F portfolio, value $48,748,883.
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 1,143,154 shares
Change vs previous 13F +512,803 shares
<0.01% of the 13F portfolio, value $33,620,159.
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 630,351 shares
Change vs previous 13F +84,184 shares
<0.01% of the 13F portfolio, value $10,936,590.
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
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 546,167 shares
Change vs previous 13F not available
<0.01% of the 13F portfolio, value $5,712,907.
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
Acceptance time not in the bulk data set (spec §4.2).