Rossby Financial, LCC: WM position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rossby Financial, LCC on WM, newest first. How the timeline and the estimate are built.
Rossby Financial, LCC held 1,080 WM shares at 2026-06-30 per its 13F-HR filed 2026-08-04.
the latest 13F is the newest step
- period ended2026-06-3013F 1,080 sharesChange vs previous 13F -384 shares
0.04% of the 13F portfolio, value $240,710.
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 1,464 sharesChange vs previous 13F +398 shares
0.07% of the 13F portfolio, value $338,076.
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 1,066 sharesChange vs previous 13F -568 shares
0.07% of the 13F portfolio, value $234,235.
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 1,634 sharesChange vs previous 13F +85 shares
0.12% of the 13F portfolio, value $359,208.
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 1,549 sharesChange vs previous 13F +290 shares
0.13% of the 13F portfolio, value $354,523.
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 1,259 sharesChange vs previous 13F not available
0.12% of the 13F portfolio, value $287,442.
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).