GAMCO Investors (Gabelli): MGRC position timeline

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

GAMCO Investors (Gabelli) held 131,744 MGRC shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

period ended2026-06-30
13F 131,744 shares
Change vs previous 13F +18,370 shares
0.06% of the 13F portfolio, value $15,944,977.
13F-HR 0001140361-26-032509 filed by GABELLI FUNDS LLC
Filed 2026-08-12 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
- GAMCO INVESTORS, INC. ET AL: 34,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 36,358 shares
- GABELLI FUNDS LLC: 61,386 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 113,374 shares
Change vs previous 13F +7,843 shares
0.05% of the 13F portfolio, value $12,502,885.
13F-HR 0001140361-26-021337 filed by GABELLI FUNDS LLC
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: 34,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 25,188 shares
- GABELLI FUNDS LLC: 54,186 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 105,531 shares
Change vs previous 13F +19,561 shares
0.04% of the 13F portfolio, value $11,073,368.
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: 34,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 22,288 shares
- GABELLI FUNDS LLC: 49,243 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 85,970 shares
Change vs previous 13F -11,107 shares
0.04% of the 13F portfolio, value $10,084,281.
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: 34,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 13,738 shares
- GABELLI FUNDS LLC: 38,232 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 97,077 shares
Change vs previous 13F +64 shares
0.05% of the 13F portfolio, value $11,257,048.
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: 41,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 10,938 shares
- GABELLI FUNDS LLC: 45,139 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 97,013 shares
Change vs previous 13F -20,250 shares
0.05% of the 13F portfolio, value $10,807,248.
13F-HR 0001140361-25-018974 filed by GABELLI FUNDS LLC
Filed 2025-05-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC
- GAMCO INVESTORS, INC. ET AL: 41,000 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 10,638 shares
- GABELLI FUNDS LLC: 45,375 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 117,263 shares
Change vs previous 13F -23,275 shares
0.06% of the 13F portfolio, value $13,112,348.
13F-HR 0001140361-25-004328 filed by GABELLI FUNDS LLC
Filed 2025-02-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC
- GAMCO INVESTORS, INC. ET AL: 42,172 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 20,771 shares
- GABELLI FUNDS LLC: 54,320 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 140,538 shares
Change vs previous 13F not available
0.06% of the 13F portfolio, value $14,795,841.
13F-HR 0001140361-24-046503 filed by GABELLI FUNDS LLC
Filed 2024-11-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC
- GAMCO INVESTORS, INC. ET AL: 42,272 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 28,671 shares
- GABELLI FUNDS LLC: 69,595 shares
Acceptance time not in the bulk data set (spec §4.2).