Soapstone Management L.P.: AGI position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Soapstone Management L.P. on AGI, newest first. How the timeline and the estimate are built.
Soapstone Management L.P. held 1,000,000 AGI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 1,000,000 sharesChange vs previous 13F +250,000 shares
22.07% of the 13F portfolio, value $30,340,000.
13F-HR 0001398344-26-014653 filed by Soapstone Management L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 750,000 sharesChange vs previous 13F +54,715 shares
23.73% of the 13F portfolio, value $33,322,500.
13F-HR 0001398344-26-009297 filed by Soapstone Management L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 695,285 sharesChange vs previous 13F +384,594 shares
19.77% of the 13F portfolio, value $26,824,095.
13F-HR 0001398344-26-003286 filed by Soapstone Management L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 310,691 sharesChange vs previous 13F +91,268 shares
7.35% of the 13F portfolio, value $10,830,688.
13F-HR 0001398344-25-020993 filed by Soapstone Management L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 219,423 sharesChange vs previous 13F not available
3.87% of the 13F portfolio, value $5,827,875.
13F-HR 0001398344-25-015664 filed by Soapstone Management L.P.
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).