Aigen Investment Management, LP: ERO position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Aigen Investment Management, LP on ERO, newest first. How the timeline and the estimate are built.
Aigen Investment Management, LP held 0 ERO shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 0 sharesChange vs previous 13F -7,851 shares
13F-HR 0001420506-26-001705 filed by Aigen Investment Management, LP
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 ended2026-03-3113F 7,851 sharesChange vs previous 13F +7,851 shares
0.06% of the 13F portfolio, value $241,002.
13F-HR 0001420506-26-001055 filed by Aigen Investment Management, LP
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 -10,795 shares
13F-HR 0001420506-26-000345 filed by Aigen Investment Management, LP
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 10,795 sharesChange vs previous 13F +10,795 shares
0.04% of the 13F portfolio, value $280,073.
13F-HR 0001420506-25-003307 filed by Aigen Investment Management, LP
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 -44,254 shares
13F-HR 0001420506-25-001832 filed by Aigen Investment Management, LP
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 44,254 sharesChange vs previous 13F -7,946 shares
0.12% of the 13F portfolio, value $771,347.
13F-HR 0001420506-25-000982 filed by Aigen Investment Management, LP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 52,200 sharesChange vs previous 13F not available
0.12% of the 13F portfolio, value $703,767.
13F-HR 0001420506-25-000173 filed by Aigen Investment Management, LP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).