GAMMA Investing LLC: ATR position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on ATR, newest first. How the timeline and the estimate are built.
GAMMA Investing LLC held 2,583 ATR shares at 2026-09-30 per its 13F-HR filed 2026-10-08.
the latest 13F is the newest step
- period ended2026-09-3013F 2,583 sharesChange vs previous 13F +976 shares
0.01% of the 13F portfolio, value $312,956.
13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
Accepted , ingested - period ended2026-06-3013F 1,607 sharesChange vs previous 13F +480 shares
0.01% of the 13F portfolio, value $201,196.
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 1,127 sharesChange vs previous 13F +417 shares
0.01% of the 13F portfolio, value $142,025.
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 710 sharesChange vs previous 13F -320 shares
<0.01% of the 13F portfolio, value $86,592.
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 1,030 sharesChange vs previous 13F -590 shares
0.01% of the 13F portfolio, value $137,670.
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 1,620 sharesChange vs previous 13F +253 shares
0.02% of the 13F portfolio, value $253,417.
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 1,367 sharesChange vs previous 13F +365 shares
0.02% of the 13F portfolio, value $202,835.
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 1,002 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $157,414.
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).