GAMMA Investing LLC: AAT position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on AAT, newest first. How the timeline and the estimate are built.
GAMMA Investing LLC held 5,816 AAT shares at 2026-09-30 per its 13F-HR filed 2026-10-08.
the latest 13F is the newest step
- period ended2026-09-3013F 5,816 sharesChange vs previous 13F +616 shares
<0.01% of the 13F portfolio, value $123,648.
13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
Accepted , ingested - period ended2026-06-3013F 5,200 sharesChange vs previous 13F +181 shares
<0.01% of the 13F portfolio, value $128,388.
13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 5,019 sharesChange vs previous 13F +4,327 shares
<0.01% of the 13F portfolio, value $92,400.
13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 692 sharesChange vs previous 13F -269 shares
<0.01% of the 13F portfolio, value $13,100.
13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 961 sharesChange vs previous 13F -113 shares
<0.01% of the 13F portfolio, value $19,528.
13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 1,074 sharesChange vs previous 13F +179 shares
<0.01% of the 13F portfolio, value $21,212.
13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F/A 895 sharesChange vs previous 13F -277 shares
<0.01% of the 13F portfolio, value $18,025.
13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 1,172 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $30,777.
13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).