NATIONAL INVESTMENT SERVICES INC /WI: AIRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of NATIONAL INVESTMENT SERVICES INC /WI on AIRG, newest first. How the timeline and the estimate are built.

NATIONAL INVESTMENT SERVICES INC /WI held 0 AIRG shares at 2019-12-31 per its 13F-HR filed 2020-02-10.

the latest 13F is the newest step

period ended2019-12-31
13F 0 shares
Change vs previous 13F -40,406 shares
13F-HR 0000939791-20-000004 filed by NATIONAL INVESTMENT SERVICES INC /WI
Filed 2020-02-10 (acceptance time not in the bulk data set), ingested 2026-10-07 18:54:20 UTC
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2019-09-30
13F 40,406 shares
Change vs previous 13F not available
0.55% of the 13F portfolio, value $475,000.
13F-HR 0000939791-19-000005 filed by NATIONAL INVESTMENT SERVICES INC /WI
Filed 2019-10-07 (acceptance time not in the bulk data set), ingested 2026-10-07 18:55:06 UTC
Acceptance time not in the bulk data set (spec §4.2).