GAMMA Investing LLC: ARCT position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on ARCT, newest first. How the timeline and the estimate are built.
GAMMA Investing LLC held 1,619 ARCT shares at 2026-09-30 per its 13F-HR filed 2026-10-08.
the latest 13F is the newest step
- period ended2026-09-3013F 1,619 sharesChange vs previous 13F -131 shares
<0.01% of the 13F portfolio, value $22,164.
13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
Accepted , ingested - period ended2026-06-3013F 1,750 sharesChange vs previous 13F +244 shares
<0.01% of the 13F portfolio, value $11,760.
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 1,506 sharesChange vs previous 13F +1,044 shares
<0.01% of the 13F portfolio, value $11,626.
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 462 sharesChange vs previous 13F -162 shares
<0.01% of the 13F portfolio, value $2,832.
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 624 sharesChange vs previous 13F +43 shares
<0.01% of the 13F portfolio, value $11,500.
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 581 sharesChange vs previous 13F +87 shares
<0.01% of the 13F portfolio, value $7,559.
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 494 sharesChange vs previous 13F +348 shares
<0.01% of the 13F portfolio, value $5,231.
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 146 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $2,478.
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).