UBS Group AG: ACMR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of UBS Group AG on ACMR, newest first. How the timeline and the estimate are built.

UBS Group AG held 548,887 ACMR 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 548,887 shares
Change vs previous 13F +52,535 shares
0.01% of the 13F portfolio, value $69,648,271.
13F-HR 0001610520-26-000103 filed by UBS Group AG
Filed 2026-08-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 146,414 shares
- UBS Group AG: 402,473 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 496,352 shares
Change vs previous 13F -99,879 shares
<0.01% of the 13F portfolio, value $19,531,452.
13F-HR 0001610520-26-000057 filed by UBS Group AG
Filed 2026-05-05 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 92,243 shares
- UBS Group AG: 404,109 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 596,231 shares
Change vs previous 13F -64,976 shares
<0.01% of the 13F portfolio, value $23,521,314.
13F-HR 0001610520-26-000004 filed by UBS Group AG
Filed 2026-01-29 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 85,916 shares
- UBS Group AG: 510,315 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 661,207 shares
Change vs previous 13F -267,940 shares
<0.01% of the 13F portfolio, value $25,873,029.
13F-HR 0001193125-25-279802 filed by UBS Group AG
Filed 2025-11-13 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 72,667 shares
- UBS Group AG: 588,540 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 929,147 shares
Change vs previous 13F -18,729 shares
<0.01% of the 13F portfolio, value $24,064,908.
13F-HR 0000950123-25-008300 filed by UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Filed 2025-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 541,737 shares
- UBS Group AG: 387,410 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 947,876 shares
Change vs previous 13F -1,358,409 shares
<0.01% of the 13F portfolio, value $22,123,426.
13F-HR 0000950123-25-005812 filed by UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Filed 2025-05-19 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 716,560 shares
- UBS Group AG: 231,316 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 2,306,285 shares
Change vs previous 13F +2,128,845 shares
<0.01% of the 13F portfolio, value $34,824,904.
13F-HR 0000950123-25-002466 filed by UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Filed 2025-02-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 1,174,720 shares
- UBS Group AG: 1,131,565 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 177,440 shares
Change vs previous 13F not available
<0.01% of the 13F portfolio, value $3,602,033.
13F-HR 0000950123-24-011557 filed by UBS Group AG
Filed 2024-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 77,362 shares
- UBS Group AG: 100,078 shares
Acceptance time not in the bulk data set (spec §4.2).