| $349M | ||
| $250M | ||
| $94M | ||
| $65M | ||
| $56M | ||
| $42M |
Buys | $0 | 0 | 0 |
Sells | $866,350 | 4 | 100 |
| Hegedus Samanta | director | 0 | $0 | 1 | $98,225 | $-98,225 |
| SIGHT JAMES W | director | 0 | $0 | 1 | $110,160 | $-110,160 |
| TURNBULL CHERYL L | director | 0 | $0 | 1 | $242,400 | $-242,400 |
| Durborow W. Christopher | Vice President & CAO | 0 | $0 | 1 | $415,565 | $-415,565 |
Griffon Corporation, through its subsidiaries, provides consumer and professional, and home and building products in the United States, Europe, Canada, Australia, and internationally. Its Consumer and Professional Products segment manufactures and markets long-handled tools and landscaping products for homeowners and professionals; wood and wire closet organization, general living storage, and wire garage storage products to home center retail chains, mass merchandisers, and direct-to builder professional installers; wheelbarrows and lawn carts; snow, striking, and hand tools; planters and lawn accessories; garden hoses; and pruners, loppers, shears, and other tools, as well as cleaning products for professional, home, and industrial use. The company's Home & Building Products segment manufactures and markets residential and commercial garage doors for professional dealers and various home center retail chains; and rolling steel door and grille products for commercial, industrial, institutional, and retail uses. It sells its products under the True Temper, AMES, ClosetMaid, Clopay, Ideal, Holmes, CornellCookson, Garant, Harper, UnionTools, Westmix, Cyclone, Southern Patio, Northcote Pottery, Nylex, Hills, Kelkay, Tuscan Path, La Hacienda, Kelso, Dynamic Design, Apta, Quatro Design, Razor-Back, Jackson, Darby, Trojan, Supercraft, NeverLeak, Maximum Load, SuperSlide, ShelfTrack, MasterSuite, Suite Symphony, ExpressShelf, Style+, and SpaceCreations brand names. The company was formerly known as Instrument Systems Corporation and changed its name to Griffon Corporation in June 1992. Griffon Corporation was founded in 1959 and is headquartered in New York, New York.
Over the last 12 months, insiders at Griffon Corporation have bought $0 and sold $866,350 worth of Griffon Corporation stock.
On average, over the past 5 years, insiders at Griffon Corporation have bought $495,072 and sold $15.87M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 2,500 shares for transaction amount of $70,100 was made by Johnson Lacy M. (director) on 2021‑12‑22.
| 2025-02-07 | Sale | Hegedus Samanta | director | 1,236 0.0025% | $79.47 | $98,225 | -7.13% | |
| 2025-02-06 | Sale | TURNBULL CHERYL L | director | 3,000 0.0063% | $80.80 | $242,400 | -9.19% | |
| 2025-02-06 | Sale | SIGHT JAMES W | director | 1,360 0.0028% | $81.00 | $110,160 | -9.19% | |
| 2024-12-06 | Sale | Durborow W. Christopher | Vice President & CAO | 5,170 0.0107% | $80.38 | $415,565 | -9.43% | |
| 2024-12-02 | Sale | Harris Brian G | EVP, Chief Financial Officer | 18,540 0.0387% | $82.60 | $1.53M | -10.71% | |
| 2024-12-02 | Sale | Kaplan Seth L. | Sr VP, Gen. Counsel and Secy | 12,666 0.0265% | $82.73 | $1.05M | -10.71% | |
| 2024-11-26 | Sale | Renuart Victor Eugene | director | 4,500 0.0094% | $84.46 | $380,070 | -12.51% | |
| 2024-11-18 | Sale | Sullivan Kevin F | director | 9,222 0.0197% | $75.50 | $696,261 | +0.57% | |
| 2024-11-14 | Sale | Grabowsky Louis J. | director | 11,000 0.0222% | $77.02 | $847,271 | -3.79% | |
| 2024-11-14 | Sale | Hegedus Samanta | director | 3,095 0.0065% | $80.49 | $249,117 | -3.79% | |
| 2024-11-14 | Sale | SIGHT JAMES W | director | 3,660 0.0073% | $76.42 | $279,697 | -3.79% | |
| 2024-11-14 | Sale | Coben Jerome L | director | 2,052 0.0041% | $76.34 | $156,650 | -3.79% | |
| 2024-11-13 | Sale | KRAMER RONALD J | Chairman of the Board and CEO | 241,757 0.4607% | $75.35 | $18.22M | -7.46% | |
| 2024-11-13 | Sale | MEHMEL ROBERT F | President and COO | 25,000 0.0474% | $74.97 | $1.87M | -7.46% | |
| 2024-11-11 | Sale | KRAMER RONALD J | Chairman of the Board and CEO | 67,164 0.137% | $70.08 | $4.71M | +6.59% | |
| 2024-11-11 | Sale | MEHMEL ROBERT F | President and COO | 8,697 0.0177% | $70.10 | $609,660 | +6.59% | |
| 2024-10-16 | Sale | KRAMER RONALD J | Chairman of the Board and CEO | 6,532 0.0135% | $70.06 | $457,632 | +6.57% | |
| 2024-10-16 | Sale | MEHMEL ROBERT F | President and COO | 912 0.0019% | $70.06 | $63,895 | +6.57% | |
| 2024-10-02 | Sale | KRAMER RONALD J | Chairman of the Board and CEO | 300 0.0006% | $70.07 | $21,021 | +6.63% | |
| 2024-10-01 | Sale | KRAMER RONALD J | Chairman of the Board and CEO | 1,821 0.0038% | $70.02 | $127,506 | +5.16% |
| Durborow W. Christopher | Vice President & CAO | 44306 0.0952% | $3.27M | 1 | 2 | +44.84% |
| TURNBULL CHERYL L | director | 30730 0.066% | $2.27M | 1 | 2 | <0.0001% |
| Hegedus Samanta | director | 23121 0.0497% | $1.71M | 0 | 2 | |
| SIGHT JAMES W | director | 15348 0.033% | $1.13M | 0 | 3 | |
| KRAMER RONALD J | Chairman of the Board and CEO | 1860746 3.9966% | $137.51M | 19 | 13 | +20.83% |
| MITAROTONDA JAMES A | director | 854799 1.836% | $63.17M | 7 | 0 | <0.0001% |
| MEHMEL ROBERT F | President and COO | 712914 1.5312% | $52.68M | 7 | 12 | +5.62% |
| GOLDMAN SACHS GROUP INC | 10 percent owner | 649296 1.3946% | $47.98M | 0 | 2 | |
| Gross Bradley J. | director | 649296 1.3946% | $47.98M | 0 | 2 | |
| BLAU HARVEY R | director | 440253 0.9456% | $32.53M | 21 | 6 | <0.0001% |
| WETMORE DOUGLAS J | Exec. VP and CFO | 225000 0.4833% | $16.63M | 1 | 0 | +12.27% |
| Harris Brian G | EVP, Chief Financial Officer | 166259 0.3571% | $12.29M | 4 | 4 | +41.39% |
| Kaplan Seth L. | Sr VP, Gen. Counsel and Secy | 144268 0.3099% | $10.66M | 2 | 7 | +21.22% |
| ALESIA PATRICK | Sr VP and Chief Admin Officer | 137316 0.2949% | $10.15M | 1 | 4 | <0.0001% |
| ALPERT HENRY A | director | 72870 0.1565% | $5.39M | 5 | 3 | +1.98% |
| Grabowsky Louis J. | director | 51076 0.1097% | $3.77M | 5 | 1 | +4.02% |
| Sullivan Kevin F | director | 41168 0.0884% | $3.04M | 3 | 2 | +25.72% |
| Fogg Blaine V | director | 38513 0.0827% | $2.85M | 4 | 0 | +16.91% |
| BROSIG THOMAS | director | 35027 0.0752% | $2.59M | 2 | 0 | +42.02% |
| KRAMER EDWARD I | Secretary | 30150 0.0648% | $2.23M | 0 | 4 | |
| Renuart Victor Eugene | director | 19312 0.0415% | $1.43M | 0 | 8 | |
| Coben Jerome L | director | 16525 0.0355% | $1.22M | 2 | 2 | +21.27% |
| SUSSMAN MARTIN S | director | 14732 0.0316% | $1.09M | 1 | 0 | +14.69% |
| Johnson Lacy M. | director | 14430 0.031% | $1.07M | 1 | 0 | +8.4% |
| STANSBERRY JAMES W | director | 11744 0.0252% | $867,881.60 | 1 | 1 | <0.0001% |
$174,040,291 | 493 | 11.81% | $431.1M | |
$119,496,970 | 138 | 4.50% | $430.57M | |
$8,571,871 | 89 | 39.82% | $61.33M | |
Griffon Corporation (GFF) | $26,999,442 | 88 | 8.21% | $3.44B |
$6,518,955 | 70 | 11.77% | $3.94B | |
$654,999,221 | 66 | 38.18% | $4.74B | |
$2,333,668 | 59 | -32.09% | $25.34M | |
$8,399,392 | 53 | 21.68% | $148.73M | |
$7,319,462 | 26 | 6.10% | $754.81M | |
$583,018 | 16 | 41.38% | $97.35M | |
$1,391,846 | 13 | 13.20% | $121.47B | |
$3,476,778 | 11 | 4.15% | $88.97B | |
$873,306 | 8 | 20.59% | $8.17B | |
$310,113 | 4 | 12.34% | $538.68M | |
$6,316,863 | 1 | -16.92% | $748.68M | |
$966,900 | 1 | 37.57% | $4.22B |
| Increased Positions | 152 | +38.48% | 3M | +8.61% |
| Decreased Positions | 169 | -42.78% | 4M | -10.97% |
| New Positions | 37 | New | 739,034 | New |
| Sold Out Positions | 47 | Sold Out | 694,575 | Sold Out |
| Total Postitions | 378 | -4.3% | 36M | -2.36% |
| Vanguard Group Inc | $441,543.00 | 12.8% | 5.89M | -96,503 | -1.61% | 2025-09-30 |
| Blackrock, Inc. | $437,197.00 | 12.67% | 5.83M | -487,254 | -7.71% | 2025-09-30 |
| Voss Capital, Lp | $115,125.00 | 3.34% | 1.53M | +185,000 | +13.7% | 2025-09-30 |
| State Street Corp | $114,323.00 | 3.31% | 1.52M | +20,515 | +1.36% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $82,035.00 | 2.38% | 1.09M | -59,069 | -5.12% | 2025-09-30 |
| Geode Capital Management, Llc | $69,075.00 | 2% | 921,005 | +16,001 | +1.77% | 2025-09-30 |
| Lsv Asset Management | $59,115.00 | 1.71% | 788,195 | -17,200 | -2.14% | 2025-09-30 |
| Macquarie Group Ltd | $58,485.00 | 1.7% | 779,798 | -63,087 | -7.49% | 2025-09-30 |
| Raymond James Financial Inc | $53,267.00 | 1.54% | 710,229 | -8,817 | -1.23% | 2025-09-30 |
| Fuller & Thaler Asset Management, Inc. | $53,193.00 | 1.54% | 709,235 | -969,480 | -57.75% | 2025-09-30 |