CITIGROUP INC: ARM position timeline

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

CITIGROUP INC held 834,904 ARM shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

period ended2026-06-30
13F 834,904 shares
Change vs previous 13F +81,846 shares
0.14% of the 13F portfolio, value $296,031,911.
13F-HR 0000831001-26-000040 filed by CITIGROUP INC
Filed 2026-08-03 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 753,058 shares
Change vs previous 13F not available
0.07% of the 13F portfolio, value $113,922,615.
13F-HR 0000831001-26-000022 filed by CITIGROUP INC
Filed 2026-05-11 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).