Company · CIK 0000050725 · SIC 3442 — Metal Doors, Sash, Frames, Moldings & Trim · NYSE
GRIFFON CORP · GFF
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 13, 2026 SForm 4 → | Aug 14, 4:31 pm EDT | Cheryl L TurnbullDirector | 3,000 | $106.12 | $318,360 | 30,039 | −9.08% | |
| Aug 13, 2026 SForm 4 → | Aug 14, 4:31 pm EDT | Kevin F SullivanDirector | 3,500 | $105.59 | $369,565 | 40,602 | −7.94% | |
| Aug 11, 2026 SForm 4 → | Aug 13, 4:30 pm EDT | Robert F MehmelPresident and COO | 3,240 | $107.16 | $347,198 | 723,032 | −0.45% | 10b5-1 |
| Aug 7, 2026 SForm 4 → | Aug 11, 4:15 pm EDT | Robert F MehmelPresident and COO | 22,567 | $106.47 | $2,402,642 | 726,272 | −3.01% | 10b5-1 |
| Aug 7, 2026 SForm 4 → | Aug 11, 4:15 pm EDT | Brian G HarrisEVP, Chief Financial Officer | 5,267 | $107.11 | $564,148 | 128,649 | −3.93% | 10b5-1 |
| Aug 5, 2026 SForm 4 → | Aug 7, 5:02 pm EDT | Brian G HarrisEVP, Chief Financial Officer | 11,050 | $103.27 | $1,141,111 | 133,916 | −7.62% | 10b5-1 |
| Aug 5, 2026 SForm 4 → | Aug 7, 5:02 pm EDT | Ronald J KramerChairman of the Board and CEO, Director | 100,000 | $102.42 | $10,241,980 | 1,684,297 | −5.60% | 10b5-1 |
| Aug 5, 2026 SForm 4 → | Aug 7, 5:02 pm EDT | Robert F MehmelPresident and COO | 37,061 | $103.32 | $3,829,214 | 748,839 | −4.72% | 10b5-1 |
| Jun 30, 2026 SForm 4 → | Jul 2, 5:00 pm EDT | Robert F MehmelPresident and COO | 4,166 | $97.76 | $407,268 | 785,900 | −0.53% | 10b5-1 |
| Jun 30, 2026 SForm 4 → | Jul 2, 5:00 pm EDT | Brian G HarrisEVP, Chief Financial Officer | 6,183 | $98.01 | $605,996 | 144,966 | −4.09% | 10b5-1 |
| Jun 26, 2026 SForm 4 → | Jun 30, 5:00 pm EDT | Robert F MehmelPresident and COO | 286 | $95.66 | $27,359 | 790,066 | −0.04% | 10b5-1 |
| Jun 24, 2026 SForm 4 → | Jun 26, 5:00 pm EDT | Robert F MehmelPresident and COO | 12,599 | $95.81 | $1,207,146 | 790,352 | −1.57% | 10b5-1 |
| Jun 16, 2026 SForm 4 → | Jun 18, 5:00 pm EDT | Robert F MehmelPresident and COO | 3,565 | $95.39 | $340,050 | 802,951 | −0.44% | 10b5-1 |
| Jun 12, 2026 SForm 4 → | Jun 16, 4:59 pm EDT | Robert F MehmelPresident and COO | 8,773 | $95.26 | $835,734 | 806,516 | −1.08% | 10b5-1 |
| Jun 12, 2026 SForm 4 → | Jun 15, 5:00 pm EDT | Ronald J KramerChairman of the Board and CEO, Director | 100,000 | $94.92 | $9,492,107 | 1,784,297 | −5.31% | |
| Jun 11, 2026 SForm 4 → | Jun 15, 5:00 pm EDT | Brian G HarrisEVP, Chief Financial Officer | 7,500 | $95.03 | $712,725 | 151,149 | −4.73% | 10b5-1 |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:46 pm EST | Blaine V FoggDirector | 5,657 | — | — | 59,759 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:45 pm EST | Robert G HarrisonDirector | 5,657 | — | — | 38,266 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:44 pm EST | Donald J KutynaDirector | 5,657 | — | — | 36,531 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:43 pm EST | Louis J. GrabowskyDirector | 5,657 | — | — | 38,251 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:43 pm EST | Samanta H StewartDirector | 5,657 | — | — | 10,589 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:42 pm EST | Cheryl L TurnbullDirector | 5,657 | — | — | 20,805 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:41 pm EST | Thomas BrosigDirector | 5,657 | — | — | 21,246 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:41 pm EST | William WaldorfDirector | 5,657 | — | — | 54,859 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:40 pm EST | Victor Eugene RenuartDirector | 5,657 | — | — | 24,579 | — | plan? |
| Jan 31, 2019 AForm 4 → | Jan 31, 6:39 pm EST | Kevin F SullivanDirector | 5,657 | — | — | 27,912 | — | plan? |
| Dec 4, 2018 PForm 4 → | Dec 6, 9:31 am EST | Seth L. KaplanSr VP, Gen. Counsel and Secy | 4,500 | $11.62 | $52,290 | 142,900 | +3.25% | plan? |
| Dec 3, 2018 PForm 4 → | Dec 6, 9:31 am EST | W. Christopher DurborowVP, Controller and CAO | 2,550 | $11.94 | $30,447 | 10,782 | +31.0% | plan? |
| Dec 3, 2018 PForm 4 → | Dec 6, 9:31 am EST | Brian G HarrisSVP, Chief Financial Officer | 4,000 | $11.73 | $46,900 | 72,777 | +5.82% | plan? |
| Nov 30, 2018 FForm 4 → | Dec 4, 11:50 am EST | W. Christopher DurborowVP, Controller and CAO | 4,804 | $12.16 | $58,417 | 8,232 | — | plan? |
| Nov 30, 2018 FForm 4 → | Dec 4, 11:50 am EST | Seth L. KaplanSr VP, Gen. Counsel and Secy | 15,605 | $12.16 | $189,757 | 138,400 | — | plan? |
| Nov 30, 2018 FForm 4 → | Dec 4, 11:49 am EST | Brian G HarrisSVP, Chief Financial Officer | 13,876 | $12.16 | $168,732 | 68,777 | — | plan? |
| Nov 29, 2018 AGForm 4 → | Jan 31, 2019, 6:45 pm EST | Henry A AlpertDirector | 7,957 | — | — | 68,098 | — | plan? late |
| Nov 28, 2018 PForm 4 → | Nov 30, 11:13 am EST | Ronald J KramerChairman of the Board and CEO, Director | 10,000 | $12.33 | $123,250 | 2,320,933 | +0.43% | plan? |
| Nov 26, 2018 PForm 4 → | Nov 28, 10:18 am EST | Ronald J KramerChairman of the Board and CEO, Director | 10,000 | $12.04 | $120,400 | 2,310,933 | +0.43% | plan? |
| Nov 23, 2018 PForm 4 → | Nov 27, 1:04 pm EST | Brian G HarrisSVP, Chief Financial Officer | 2,000 | $11.80 | $23,600 | 82,653 | +2.48% | plan? |
| Nov 21, 2018 PForm 4 → | Nov 26, 9:59 am EST | Ronald J KramerChairman of the Board and CEO, Director | 10,000 | $12.29 | $122,900 | 2,300,933 | +0.44% | plan? |
| Nov 16, 2018 PForm 4 → | Nov 19, 7:43 pm EST | Ronald J KramerChairman of the Board and CEO, Director | 29,997 | $12.12 | $363,663 | 2,290,933 | +1.33% | plan? |
| Nov 13, 2018 AForm 4 → | Nov 13, 4:02 pm EST | Brian G HarrisSVP, Chief Financial Officer | 26,072 | — | — | 80,653 | — | plan? |
| Nov 13, 2018 AForm 4 → | Nov 13, 4:02 pm EST | Seth L. KaplanSr VP, Gen. Counsel and Secy | 31,866 | — | — | 154,005 | — | plan? |
| Nov 13, 2018 AForm 4 → | Nov 13, 4:01 pm EST | W. Christopher DurborowVP, Controller and CAO | 13,036 | — | — | 13,036 | — | plan? |
| Sep 4, 2018 AForm 4 → | Sep 4, 4:50 pm EDT | Samanta H StewartDirector | 4,932 | — | — | 4,932 | — | plan? |
| Aug 3, 2018 PForm 4 → | Aug 3, 1:42 pm EDT | Henry A AlpertDirector | 5,000 | $18.09 | $90,450 | 64,741 | +8.37% | plan? |
| Jun 19, 2018 SForm 4 → | Jun 21, 7:24 pm EDT | Bradley J. GrossDirector | 5,583,375 | $17.06 | $95,224,461 | 649,296 | −89.6% | plan? |
| Jun 19, 2018 SForm 4 → | Jun 21, 7:23 pm EDT | GOLDMAN SACHS GROUP INC +210% Owner | 5,583,375 | $17.06 | $95,224,461 | 649,296 | −89.6% | plan? |
| Jun 18, 2018 PForm 4 → | Jun 20, 4:15 pm EDT | Cheryl L TurnbullDirector | 10,625 | $18.00 | $191,250 | 15,148 | +235% | plan? |
| May 2, 2018 AForm 4 → | May 4, 3:59 pm EDT | Cheryl L TurnbullDirector | 4,523 | — | — | 4,523 | — | plan? |
| Feb 2, 2018 PForm 4 → | Feb 5, 4:44 pm EST | Louis J. GrabowskyDirector | 2,500 | $18.33 | $45,825 | 32,594 | +8.31% | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 4:45 pm EST | Bradley J. GrossDirector | 4,489 | — | — | 5,591,565 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 4:45 pm EST | GOLDMAN SACHS GROUP INC +210% Owner | 4,489 | — | — | 5,591,565 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 4:01 pm EST | Louis J. GrabowskyDirector | 4,489 | — | — | 30,094 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:49 pm EST | Victor Eugene RenuartDirector | 4,489 | — | — | 18,922 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:49 pm EST | William WaldorfDirector | 4,489 | — | — | 49,202 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:48 pm EST | Donald J KutynaDirector | 4,489 | — | — | 30,874 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:48 pm EST | Henry A AlpertDirector | 4,489 | — | — | 59,741 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:48 pm EST | Thomas BrosigDirector | 4,489 | — | — | 15,589 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:47 pm EST | Robert G HarrisonDirector | 4,489 | — | — | 32,609 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:47 pm EST | Kevin F SullivanDirector | 4,489 | — | — | 22,255 | — | plan? |
| Jan 31, 2018 AForm 4 → | Feb 2, 3:47 pm EST | Blaine V FoggDirector | 4,489 | — | — | 54,102 | — | plan? |
| Dec 28, 2017 GForm 5 → | Nov 9, 2018, 4:08 pm EST | Robert F MehmelPresident and COO, Director | 14,150 | — | — | 490,722 | — | plan? |
| Dec 12, 2017 GForm 5/A → | Nov 19, 2018, 7:19 pm EST | Ronald J KramerChairman of the Board and CEO, Director | 24,000 | — | — | 2,260,936 | — | plan? |
| Dec 12, 2017 GForm 5 → | Nov 9, 2018, 4:07 pm EST | Harvey R BlauChairman of the Board and CEO, Director | 24,000 | — | — | 2,260,936 | — | plan? |
| Nov 30, 2017 FForm 4 → | Dec 1, 4:01 pm EST | Robert F MehmelPresident and COO | 50,409 | $23.35 | $1,177,050 | 504,872 | — | plan? |
| Nov 21, 2017 PForm 4 → | Nov 21, 4:53 pm EST | Louis J. GrabowskyDirector | 11,000 | $23.30 | $256,300 | 25,605 | +75.3% | plan? |
| Nov 14, 2017 AForm 4 → | Nov 16, 4:00 pm EST | Robert F MehmelPresident and COO | 100,000 | — | — | 555,281 | — | plan? |
| Nov 13, 2017 FForm 4 → | Nov 15, 7:29 pm EST | Seth L. KaplanSr VP, Gen. Counsel and Secy | 23,021 | $20.75 | $477,686 | 122,139 | — | plan? |
| Nov 13, 2017 FForm 4 → | Nov 15, 7:26 pm EST | Brian G HarrisSVP, Chief Financial Officer | 10,048 | $20.75 | $208,496 | 54,581 | — | plan? |
| Feb 28, 2017 GForm 5 → | Nov 13, 5:22 pm EST | Harvey R BlauDirector | 12,059 | — | — | 1,260,413 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 2, 6:29 pm EST | GOLDMAN SACHS GROUP INC +210% Owner | 3,700 | — | — | 5,587,076 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 2, 6:27 pm EST | Bradley J. GrossDirector | 3,700 | — | — | 5,587,076 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:11 pm EST | William WaldorfDirector | 3,700 | — | — | 44,713 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:10 pm EST | Victor Eugene RenuartDirector | 3,700 | — | — | 14,433 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:10 pm EST | Henry A AlpertDirector | 3,700 | — | — | 55,252 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:09 pm EST | Thomas BrosigDirector | 3,700 | — | — | 11,100 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:08 pm EST | Blaine V FoggDirector | 3,700 | — | — | 49,613 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:08 pm EST | Kevin F SullivanDirector | 3,700 | — | — | 17,766 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:08 pm EST | Louis J. GrabowskyDirector | 3,700 | — | — | 14,605 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:07 pm EST | Donald J KutynaDirector | 3,700 | — | — | 26,385 | — | plan? |
| Jan 31, 2017 AForm 4 → | Feb 1, 4:07 pm EST | Robert G HarrisonDirector | 3,700 | — | — | 28,120 | — | plan? |
| Jan 30, 2017 AForm 4 → | Feb 1, 4:11 pm EST | Ronald J KramerCEO, Director | 298,667 | — | — | 2,284,936 | — | plan? |
| Jan 30, 2017 AForm 4 → | Feb 1, 4:11 pm EST | Robert F MehmelPresident and COO | 112,000 | — | — | 455,281 | — | plan? |
| Dec 10, 2016 FForm 4 → | Dec 12, 4:02 pm EST | Robert F MehmelPresident and COO | 77,355 | $25.05 | $1,937,743 | 343,281 | — | plan? |
| Dec 7, 2016 SForm 4 → | Dec 9, 5:05 pm EST | Harvey R BlauDirector | 360,000 | $25.18 | $9,064,982 | 440,253 | −45.0% | plan? |
| Dec 2, 2016 SForm 4 → | Dec 6, 4:16 pm EST | Henry A AlpertDirector | 14,980 | $23.55 | $352,779 | 51,552 | −22.5% | plan? |
| Nov 30, 2016 FGForm 4 → | Dec 2, 4:07 pm EST | Ronald J KramerCEO, Director | 291,438 | $23.90 | $6,487,368 | 1,986,269 | — | plan? |
| Nov 30, 2016 FForm 4 → | Dec 2, 4:06 pm EST | Robert F MehmelPresident and COO | 37,948 | $23.90 | $906,957 | 420,636 | — | plan? |
| Nov 17, 2016 AGForm 4 → | Feb 2, 2017, 4:12 pm EST | Harvey R BlauDirector | 11,700 | — | — | 1,272,472 | — | plan? late |
| Nov 15, 2016 AForm 4 → | Nov 17, 4:20 pm EST | Robert F MehmelPresident and COO | 73,584 | — | — | 458,584 | — | plan? |
| Nov 15, 2016 AForm 4 → | Nov 17, 4:20 pm EST | Ronald J KramerCEO, Director | 494,334 | — | — | 2,277,707 | — | plan? |
| Nov 12, 2016 AFForm 4 → | Nov 15, 5:04 pm EST | Seth L. KaplanSr VP, Gen. Counsel and Secy | 66,893 | $19.85 | $454,426 | 145,160 | — | plan? |
| Nov 12, 2016 AFForm 4 → | Nov 15, 5:04 pm EST | Brian G HarrisSVP, Chief Financial Officer | 28,137 | $19.85 | $201,219 | 64,629 | — | plan? |
| May 16, 2016 PForm 4 → | May 17, 4:00 pm EDT | Louis J. GrabowskyDirector | 1,500 | $16.52 | $24,780 | 10,905 | +15.9% | plan? |
| Apr 27, 2016 GForm 5 → | Nov 4, 4:04 pm EDT | Harvey R BlauDirector | 10,000 | — | — | 1,268,772 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:10 pm EST | Harvey R BlauDirector | 3,700 | — | — | 1,268,772 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:09 pm EST | Louis J. GrabowskyDirector | 3,700 | — | — | 9,405 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:09 pm EST | Donald J KutynaDirector | 3,700 | — | — | 22,685 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:09 pm EST | Victor Eugene RenuartDirector | 3,700 | — | — | 10,733 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:08 pm EST | Henry A AlpertDirector | 3,700 | — | — | 66,532 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:08 pm EST | Kevin F SullivanDirector | 3,700 | — | — | 14,066 | — | plan? |
| Jan 29, 2016 AForm 4 → | Feb 2, 4:08 pm EST | Robert G HarrisonDirector | 3,700 | — | — | 24,420 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.