SEC Form 4 · Updated Daily
GFF
— GRIFFON CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Cardinale Gerald J. | Director | 10,017,087 | 2013-01-30 | A |
| KRAMER RONALD J | Director · Officer | 1,771,381 | 2026-08-05 | S |
| Voss Value Master Fund, L.P. | Director | 1,556,953 | 2023-01-20 | X |
| BLAU HARVEY R | Director | 1,272,472 | 2017-01-31 | A |
| MEHMEL ROBERT F | Officer | 723,032 | 2026-08-11 | S |
| Voss Capital, LP | 10%+ Owner | 716,953 | 2024-02-20 | D |
| Voss Value Master Fund, LP | 10%+ Owner | 716,953 | 2024-02-20 | D |
| Voss Value-Oriented Special Situations Fund, LP | 10%+ Owner | 716,953 | 2024-02-20 | D |
| Voss Advisors GP, LLC | 10%+ Owner | 716,953 | 2024-02-20 | D |
| Cocke Travis W. | 10%+ Owner | 716,953 | 2024-02-20 | D |
| GOLDMAN SACHS & CO | 10%+ Owner | 649,296 | 2018-06-19 | S |
| GOLDMAN SACHS GROUP INC/ | 10%+ Owner | 649,296 | 2018-06-19 | S |
| Gross Bradley J. | Director | 649,296 | 2018-06-19 | S |
| GS Direct, L.L.C. | 10%+ Owner | 649,296 | 2018-06-19 | S |
| WETMORE DOUGLAS J | Officer | 254,311 | 2014-02-11 | F |
| SMITH FRANKLIN H JR | Officer | 140,125 | 2008-09-19 | X |
| ALESIA PATRICK | Officer | 137,316 | 2011-02-07 | P |
| Harris Brian G | Officer | 128,649 | 2026-08-07 | S |
| Kaplan Seth L. | Officer | 127,661 | 2026-02-09 | S |
| ALPERT HENRY A | Director | 71,479 | 2026-03-05 | P |
| WALDORF WILLIAM | Director | 62,643 | 2021-01-28 | A |
| Fogg Blaine V | Director | 59,759 | 2019-01-31 | A |
| HARRISON ROBERT G | Director | 50,296 | 2022-03-03 | A |
| SUSSMAN MARTIN S | Director | 46,848 | 2015-01-29 | A |
| Grabowsky Louis J. | Director | 43,010 | 2026-02-18 | A |
| Sullivan Kevin F | Director | 40,602 | 2026-08-13 | S |
| BROSIG THOMAS | Director | 39,273 | 2022-03-03 | A |
| WHALEN JOSEPH J | Director | 36,989 | 2015-01-29 | A |
| Kutyna Donald J | Director | 36,531 | 2019-01-31 | A |
| Renuart Victor Eugene | Director | 32,732 | 2019-07-05 | S |
| HILL CLARENCE A JR | Director | 32,664 | 2009-02-04 | A |
| TURNBULL CHERYL L | Director | 30,039 | 2026-08-13 | S |
| Durborow W. Christopher | Officer | 29,963 | 2026-02-17 | S |
| Johnson Lacy M. | Director | 26,443 | 2026-02-18 | A |
| Hegedus Samanta | Director | 26,055 | 2026-02-18 | A |
| Coben Jerome L | Director | 19,459 | 2026-02-18 | A |
| WOLFF LESTER L | Director | 15,419 | 2007-02-02 | A |
| SIGHT JAMES W | Director | 15,212 | 2026-02-18 | A |
| BELL BERTRAND M | Director | 13,738 | 2013-01-30 | A |
| STANSBERRY JAMES W | Director | 12,679 | 2008-02-06 | A |
| Diao H.C. Charles | Director | 12,013 | 2026-02-18 | A |
| Taylor Michelle L | Director | 10,363 | 2026-02-18 | A |
| Associated Capital Group, Inc. | 10%+ Owner | 6,500 | 2016-05-04 | — |
| GABELLI MARIO J | 10%+ Owner | 6,500 | 2016-05-04 | — |
| GABELLI ASSET MANAGEMENT INC ET AL | 10%+ Owner | 6,500 | 2016-05-04 | — |
| GABELLI GROUP CAPITAL PARTNERS INC | 10%+ Owner | 6,500 | 2016-05-04 | — |
| MITAROTONDA JAMES A | 10%+ Owner · Director | 5,905 | 2011-02-11 | A |
| FORNELL GORDON E | Director | 1,528 | 2008-09-19 | X |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-13 | Sullivan Kevin F | Open-market sale | 3,500 | $105.59 | 40,602 |
| 2026-08-13 | TURNBULL CHERYL L | Open-market sale | 3,000 | $106.12 | 30,039 |
| 2026-08-11 | MEHMEL ROBERT F | Open-market sale | 3,240 | $107.16 | 723,032 |
| 2026-08-10 | MEHMEL ROBERT F | Open-market sale | 88 | $105.21 | 726,272 |
| 2026-08-10 | MEHMEL ROBERT F | Open-market sale | 2,913 | $104.64 | 726,360 |
| 2026-08-10 | MEHMEL ROBERT F | Open-market sale | 3,638 | $104.08 | 729,273 |
| 2026-08-07 | Harris Brian G | Open-market sale | 5,267 | $107.11 | 128,649 |
| 2026-08-07 | MEHMEL ROBERT F | Open-market sale | 553 | $108.09 | 732,911 |
| 2026-08-07 | MEHMEL ROBERT F | Open-market sale | 13,464 | $107.43 | 733,464 |
| 2026-08-07 | MEHMEL ROBERT F | Open-market sale | 1,911 | $106.60 | 746,928 |
| 2026-08-06 | MEHMEL ROBERT F | Open-market sale | 2,074 | $106.27 | 748,839 |
| 2026-08-06 | MEHMEL ROBERT F | Open-market sale | 6,933 | $105.46 | 750,913 |
| 2026-08-06 | MEHMEL ROBERT F | Open-market sale | 5,476 | $104.56 | 757,846 |
| 2026-08-06 | MEHMEL ROBERT F | Open-market sale | 211 | $103.52 | 763,322 |
| 2026-08-06 | MEHMEL ROBERT F | Open-market sale | 158 | $102.03 | 763,533 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 2,217 | $104.12 | 763,691 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 5,434 | $103.53 | 765,908 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 5,341 | $102.59 | 771,342 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 2,790 | $101.44 | 776,683 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 3,527 | $100.46 | 779,473 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 2,283 | $99.67 | 783,000 |
| 2026-08-05 | MEHMEL ROBERT F | Open-market sale | 617 | $98.68 | 785,283 |
| 2026-08-05 | KRAMER RONALD J | Open-market sale | 8,120 | $104.27 | 1,684,297 |
| 2026-08-05 | KRAMER RONALD J | Open-market sale | 16,402 | $103.37 | 1,692,417 |
| 2026-08-05 | KRAMER RONALD J | Open-market sale | 45,240 | $102.63 | 1,708,819 |
| 2026-08-05 | KRAMER RONALD J | Open-market sale | 17,322 | $101.58 | 1,754,059 |
| 2026-08-05 | KRAMER RONALD J | Open-market sale | 12,916 | $100.44 | 1,771,381 |
| 2026-08-05 | Harris Brian G | Open-market sale | 2,233 | $104.01 | 133,916 |
| 2026-08-05 | Harris Brian G | Open-market sale | 8,817 | $103.08 | 136,149 |
| 2026-06-30 | Harris Brian G | Open-market sale | 6,183 | $98.01 | 144,966 |
| 2026-06-30 | MEHMEL ROBERT F | Open-market sale | 4,166 | $97.76 | 785,900 |
| 2026-06-26 | MEHMEL ROBERT F | Open-market sale | 4 | $97.50 | 790,066 |
| 2026-06-26 | MEHMEL ROBERT F | Open-market sale | 52 | $96.14 | 790,070 |
| 2026-06-26 | MEHMEL ROBERT F | Open-market sale | 230 | $95.52 | 790,122 |
| 2026-06-25 | MEHMEL ROBERT F | Open-market sale | 1,190 | $97.27 | 790,352 |
| 2026-06-25 | MEHMEL ROBERT F | Open-market sale | 1,534 | $96.41 | 791,542 |
| 2026-06-25 | MEHMEL ROBERT F | Open-market sale | 5,149 | $95.62 | 793,076 |
| 2026-06-24 | MEHMEL ROBERT F | Open-market sale | 100 | $96.03 | 798,225 |
| 2026-06-24 | MEHMEL ROBERT F | Open-market sale | 4,626 | $95.45 | 798,325 |
| 2026-06-17 | MEHMEL ROBERT F | Open-market sale | 547 | $95.37 | 802,951 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.