ABC ARBITRAGE SA: RIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ABC ARBITRAGE SA on RIO, newest first. How the timeline and the estimate are built.

ABC ARBITRAGE SA held 406,269 RIO shares at 2026-06-30 per its 13F-HR filed 2026-07-20.

the latest 13F is the newest step

period ended2026-06-30
13F 406,269 shares
Change vs previous 13F +126,462 shares
4.16% of the 13F portfolio, value $38,567,116.
13F-HR 0000945621-26-000933 filed by ABC ARBITRAGE SA
Filed 2026-07-20 (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 279,807 shares
Change vs previous 13F not available
3.47% of the 13F portfolio, value $26,103,195.
13F-HR 0000945621-26-000623 filed by ABC ARBITRAGE SA
Filed 2026-05-04 (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).