MIZUHO SECURITIES USA LLC: ATMC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MIZUHO SECURITIES USA LLC on ATMC, newest first. How the timeline and the estimate are built.

MIZUHO SECURITIES USA LLC held 0 ATMC shares at 2024-12-31 per its 13F-HR filed 2025-02-11.

the latest 13F is the newest step

period ended2024-12-31
13F 0 shares
Change vs previous 13F -505,896 shares
13F-HR 0001062993-25-002042 filed by MIZUHO SECURITIES USA LLC
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).
Exited: the 13F for this period no longer lists the position.
period ended2024-09-30
13F/A 505,896 shares
Change vs previous 13F +198,896 shares
0.12% of the 13F portfolio, value $5,655,917.
13F-HR/A 0001062993-24-018814 filed by MIZUHO SECURITIES USA LLC
Filed 2024-11-12 (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).
period ended2024-06-30
13F 307,000 shares
Change vs previous 13F +18,375 shares
0.07% of the 13F portfolio, value $3,377,000.
13F-HR 0001062993-24-014224 filed by MIZUHO SECURITIES USA LLC
Filed 2024-07-31 (acceptance time not in the bulk data set), ingested 2026-10-07 18:27:57 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-03-31
13F 288,625 shares
Change vs previous 13F +38,625 shares
0.08% of the 13F portfolio, value $3,131,581.
13F-HR 0001062993-24-009832 filed by MIZUHO SECURITIES USA LLC
Filed 2024-05-10 (acceptance time not in the bulk data set), ingested 2026-10-07 18:28:46 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2023-12-31
13F 250,000 shares
Change vs previous 13F +121,325 shares
0.06% of the 13F portfolio, value $2,680,000.
13F-HR 0001062993-24-002523 filed by MIZUHO SECURITIES USA LLC
Filed 2024-02-08 (acceptance time not in the bulk data set), ingested 2026-10-07 18:29:43 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2023-09-30
13F 128,675 shares
Change vs previous 13F +128,675 shares
0.04% of the 13F portfolio, value $1,338,220.
13F-HR 0001062993-23-020404 filed by MIZUHO SECURITIES USA LLC
Filed 2023-11-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:30:40 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2023-06-30
13F 0 shares
Change vs previous 13F not available
13F-HR 0001062993-23-016047 filed by MIZUHO SECURITIES USA LLC
Filed 2023-08-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:31:37 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.