Airain ltd: DUK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Airain ltd on DUK, newest first. How the timeline and the estimate are built.

Airain ltd held 0 DUK shares at 2016-12-31 per its 13F-HR filed 2017-02-10.

the latest 13F is the newest step

period ended2016-12-31
13F 0 shares
Change vs previous 13F -86,145 shares
13F-HR 0001563592-17-000003 filed by Airain ltd
Filed 2017-02-10 (acceptance time not in the bulk data set), ingested 2026-10-07 19:10:24 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2016-09-30
13F 86,145 shares
Change vs previous 13F +86,145 shares
0.41% of the 13F portfolio, value $6,895,000.
13F-HR 0001563592-16-000011 filed by Airain ltd
Filed 2016-11-08 (acceptance time not in the bulk data set), ingested 2026-10-07 19:11:14 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2015-12-31
13F 0 shares
Change vs previous 13F -46,189 shares
13F-HR 0001563592-16-000008 filed by Airain ltd
Filed 2016-02-11 (acceptance time not in the bulk data set), ingested 2026-10-07 19:14:07 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2015-09-30
13F 46,189 shares
Change vs previous 13F not available
0.2% of the 13F portfolio, value $3,323,000.
13F-HR 0001563592-15-000006 filed by Airain ltd
Filed 2015-11-09 (acceptance time not in the bulk data set), ingested 2026-10-07 19:14:40 UTC
Acceptance time not in the bulk data set (spec §4.2).