GAMCO Investors (Gabelli): AMD position timeline

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

GAMCO Investors (Gabelli) held 81,696 AMD 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 81,696 shares
Change vs previous 13F +21,329 shares
0.18% of the 13F portfolio, value $47,458,023.
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: 15,223 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 0 shares
- GABELLI FUNDS LLC: 66,473 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 60,367 shares
Change vs previous 13F +5,204 shares
0.05% of the 13F portfolio, value $12,280,459.
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: 2,833 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 4,100 shares
- GABELLI FUNDS LLC: 53,434 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 55,163 shares
Change vs previous 13F +5,251 shares
0.05% of the 13F portfolio, value $11,813,708.
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: 2,836 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 4,100 shares
- GABELLI FUNDS LLC: 48,227 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 49,912 shares
Change vs previous 13F -138 shares
0.03% of the 13F portfolio, value $8,075,262.
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: 3,847 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 4,100 shares
- GABELLI FUNDS LLC: 41,965 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 50,050 shares
Change vs previous 13F -277 shares
0.03% of the 13F portfolio, value $7,102,096.
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: 3,885 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 4,100 shares
- GABELLI FUNDS LLC: 42,065 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 50,327 shares
Change vs previous 13F +3,128 shares
0.02% of the 13F portfolio, value $5,170,596.
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: 4,077 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 4,100 shares
- GABELLI FUNDS LLC: 42,150 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 47,199 shares
Change vs previous 13F +897 shares
0.02% of the 13F portfolio, value $5,701,167.
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: 1,899 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 3,800 shares
- GABELLI FUNDS LLC: 41,500 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 46,302 shares
Change vs previous 13F not available
0.03% of the 13F portfolio, value $7,597,232.
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: 2,802 shares
- GABELLI & Co INVESTMENT ADVISERS, INC.: 2,000 shares
- GABELLI FUNDS LLC: 41,500 shares
Acceptance time not in the bulk data set (spec §4.2).