Rossby Financial, LCC: EFX position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rossby Financial, LCC on EFX, newest first. How the timeline and the estimate are built.
Rossby Financial, LCC held 31 EFX shares at 2026-06-30 per its 13F-HR filed 2026-08-04.
the latest 13F is the newest step
- period ended2026-06-3013F 31 sharesChange vs previous 13F +1 shares
<0.01% of the 13F portfolio, value $4,843.
13F-HR 0002056510-26-000003 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 30 sharesChange vs previous 13F -267 shares
<0.01% of the 13F portfolio, value $5,472.
13F-HR 0002056510-26-000002 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 297 sharesChange vs previous 13F -807 shares
0.02% of the 13F portfolio, value $64,533.
13F-HR 0002056510-26-000001 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 1,104 sharesChange vs previous 13F +254 shares
0.09% of the 13F portfolio, value $280,239.
13F-HR 0002056510-25-000005 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 850 sharesChange vs previous 13F +12 shares
0.08% of the 13F portfolio, value $220,465.
13F-HR 0002056510-25-000003 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 838 sharesChange vs previous 13F not available
0.09% of the 13F portfolio, value $214,930.
13F-HR 0002056510-25-000002 filed by Rossby Financial, LCC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).