VANGUARD GROUP INC: ATLN position timeline

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

VANGUARD GROUP INC held 1,047,249 ATLN 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 1,047,249 shares
Change vs previous 13F +289,683 shares
<0.01% of the 13F portfolio, value $963,469.
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: 189,466 shares
- Vanguard Global Advisers, LLC: 5,747 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 852,036 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 0 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F/A 757,566 shares
Change vs previous 13F +456,199 shares
<0.01% of the 13F portfolio, value $2,295,424.
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: 192,696 shares
- Vanguard Global Advisers, LLC: 5,747 shares
- VANGUARD CAPITAL MANAGEMENT LLC: 518,841 shares
- VANGUARD PORTFOLIO MANAGEMENT LLC: 40,282 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 301,367 shares
Change vs previous 13F -14,251 shares
<0.01% of the 13F portfolio, value $400,819.
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 315,618 shares
Change vs previous 13F +58,149 shares
<0.01% of the 13F portfolio, value $962,635.
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 257,469 shares
Change vs previous 13F +71,542 shares
<0.01% of the 13F portfolio, value $522,661.
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 185,927 shares
Change vs previous 13F not available
<0.01% of the 13F portfolio, value $749,285.
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).