FOX RUN MANAGEMENT, L.L.C.: MPWR position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FOX RUN MANAGEMENT, L.L.C. on MPWR, newest first. How the timeline and the estimate are built.
FOX RUN MANAGEMENT, L.L.C. held 199 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-08-04.
the latest 13F is the newest step
- period ended2026-06-3013F 199 sharesChange vs previous 13F +199 shares
0.05% of the 13F portfolio, value $275,090.
13F-HR 0001420506-26-001397 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 0 sharesChange vs previous 13F -458 shares
13F-HR 0001420506-26-000922 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2025-12-3113F 458 sharesChange vs previous 13F +458 shares
0.06% of the 13F portfolio, value $415,113.
13F-HR 0001420506-26-000280 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 0 sharesChange vs previous 13F -631 shares
13F-HR 0001420506-25-001732 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2025-03-3113F 631 sharesChange vs previous 13F -935 shares
0.06% of the 13F portfolio, value $365,967.
13F-HR 0001420506-25-001008 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 1,566 sharesChange vs previous 13F +876 shares
0.17% of the 13F portfolio, value $926,602.
13F-HR 0001420506-25-000264 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 690 sharesChange vs previous 13F not available
0.14% of the 13F portfolio, value $637,905.
13F-HR 0001420506-24-002307 filed by FOX RUN MANAGEMENT, L.L.C.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).