Sigma Planning Corp: OPEN position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sigma Planning Corp on OPEN, newest first. How the timeline and the estimate are built.
Sigma Planning Corp held 159,800 OPEN shares at 2026-06-30 per its 13F-HR filed 2026-08-07.
the latest 13F is the newest step
- period ended2026-06-3013F 159,800 sharesChange vs previous 13F -3,500 shares
0.02% of the 13F portfolio, value $738,276.
13F-HR 0001420506-26-001464 filed by Sigma Planning Corp
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 163,300 sharesChange vs previous 13F -3,000 shares
0.02% of the 13F portfolio, value $764,244.
13F-HR 0001420506-26-000793 filed by Sigma Planning Corp
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 166,300 sharesChange vs previous 13F +8,100 shares
0.03% of the 13F portfolio, value $969,529.
13F-HR 0001420506-26-000121 filed by Sigma Planning Corp
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 158,200 sharesChange vs previous 13F not available
0.04% of the 13F portfolio, value $1,260,854.
13F-HR 0001420506-25-003053 filed by Sigma Planning Corp
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).