STEPH & CO: MAS position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of STEPH & CO on MAS, newest first. How the timeline and the estimate are built.
STEPH & CO held 2,465 MAS shares at 2026-09-30 per its 13F-HR filed 2026-10-07.
the latest 13F is the newest step
- period ended2026-09-3013F 2,465 sharesChange vs previous 13F +152 shares
0.04% of the 13F portfolio, value $166,141.
13F-HR 0000941519-26-000007 filed by STEPH & CO
Accepted , ingested - period ended2026-06-3013F 2,313 sharesChange vs previous 13F +318 shares
0.05% of the 13F portfolio, value $188,209.
13F-HR 0000941519-26-000004 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 1,995 sharesChange vs previous 13F -190 shares
0.03% of the 13F portfolio, value $120,438.
13F-HR 0000941519-26-000003 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 2,185 sharesChange vs previous 13F +1,472 shares
0.04% of the 13F portfolio, value $138,660.
13F-HR 0000941519-26-000002 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 713 sharesChange vs previous 13F +101 shares
0.02% of the 13F portfolio, value $50,188.
13F-HR 0000941519-25-000009 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 612 sharesChange vs previous 13F +612 shares
0.01% of the 13F portfolio, value $39,388.
13F-HR 0000941519-25-000004 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 0 sharesChange vs previous 13F -166 shares
13F-HR 0000941519-25-000003 filed by STEPH & CO
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 ended2024-12-3113F 166 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $12,047.
13F-HR 0000941519-25-000001 filed by STEPH & CO
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).