Rossby Financial, LCC: HYFI position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rossby Financial, LCC on HYFI, newest first. How the timeline and the estimate are built.
Rossby Financial, LCC held 231 HYFI shares at 2026-06-30 per its 13F-HR filed 2026-08-04.
the latest 13F is the newest step
- period ended2026-06-3013F 231 sharesChange vs previous 13F +95 shares
<0.01% of the 13F portfolio, value $8,626.
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 136 sharesChange vs previous 13F +27 shares
<0.01% of the 13F portfolio, value $5,037.
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 109 sharesChange vs previous 13F +81 shares
<0.01% of the 13F portfolio, value $4,096.
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 28 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $1,059.
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).