MARSHALL WACE, LLP: SION position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARSHALL WACE, LLP on SION, newest first. How the timeline and the estimate are built.
MARSHALL WACE, LLP held 12,599 SION shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 12,599 sharesChange vs previous 13F +12,599 shares
<0.01% of the 13F portfolio, value $554,230.
13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 0 sharesChange vs previous 13F -30,103 shares
13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
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 ended2025-09-3013F 30,103 sharesChange vs previous 13F +30,103 shares
<0.01% of the 13F portfolio, value $885,328.
13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
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 -12,188 shares
13F-HR 0001318757-25-000034 filed by MARSHALL WACE, LLP
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 12,188 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $127,486.
13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).