GAMCO Investors, Inc. 13D and 13G filings for Griffon Corporation:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2023-02-08 4:59 pm Sale | 2023-02-07 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 1,862,059 3.260% | -552,462 (-22.88%) | Filing |
| 2023-01-10 4:06 pm Sale | 2023-01-09 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 2,414,521 4.230% | -328,767 (-11.98%) | Filing |
| 2022-12-21 4:03 pm Sale | 2022-12-20 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 2,743,288 4.810% | -98,765 (-3.48%) | Filing |
| 2022-11-15 4:03 pm Sale | 2022-11-14 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 2,842,053 4.980% | -227,966 (-7.43%) | Filing |
| 2022-08-26 4:08 pm Sale | 2022-08-25 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 3,070,019 5.380% | -423,731 (-12.13%) | Filing |
| 2022-05-27 4:00 pm Sale | 2022-05-26 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 3,493,750 6.130% | -338,586 (-8.83%) | Filing |
| 2021-05-03 4:01 pm Sale | 2021-04-30 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 3,832,336 6.760% | -413,995 (-9.75%) | Filing |
| 2020-08-25 4:15 pm Sale | 2020-08-21 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 4,246,331 7.570% | -197,475 (-4.44%) | Filing |
| 2020-06-02 4:07 pm Sale | 2020-06-01 | 13D | Griffon Corporation GFF | GAMCO INVESTORS INC. GBL | 4,443,806 9.370% | -438,929 (-8.99%) | Filing |