GAMCO Investors (Gabelli): AESI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on AESI, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 0 AESI shares at 2026-03-31 per its 13F-HR filed 2026-05-14.

the latest 13F is the newest step

period ended2026-03-31
13F 0 shares
Change vs previous 13F -96,938 shares
13F-HR 0001140361-26-021334 filed by GAMCO INVESTORS, INC. ET AL
Filed 2026-05-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- GAMCO INVESTORS, INC. ET AL: 0 shares
- GABELLI FUNDS LLC: 0 shares
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2025-12-31
13F 96,938 shares
Change vs previous 13F -101,956 shares
<0.01% of the 13F portfolio, value $913,156.
13F-HR 0001140361-26-003893 filed by GABELLI FUNDS LLC
Filed 2026-02-05 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
- GAMCO INVESTORS, INC. ET AL: 11,938 shares
- GABELLI FUNDS LLC: 85,000 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 198,894 shares
Change vs previous 13F -328 shares
0.01% of the 13F portfolio, value $2,261,425.
13F-HR 0001140361-25-041671 filed by GABELLI FUNDS LLC
Filed 2025-11-12 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
- GAMCO INVESTORS, INC. ET AL: 24,968 shares
- GABELLI FUNDS LLC: 173,926 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 199,222 shares
Change vs previous 13F not available
0.01% of the 13F portfolio, value $2,663,599.
13F-HR 0001140361-25-030816 filed by GABELLI FUNDS LLC
Filed 2025-08-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
- GAMCO INVESTORS, INC. ET AL: 25,296 shares
- GABELLI FUNDS LLC: 173,926 shares
Acceptance time not in the bulk data set (spec §4.2).