InsiderClue
Stocks · Industrials · Metal Doors, Sash, Frames, Moldings & Trim

GRIFFON CORP

GFF Clue Score34
United States Fiscal year ends September CIK 0000050725 Results filed 5 Aug 2026
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What the insiders did Net selling

Individual transactions

56
Insider
Date
Role
Action
Shares
Price
Amount
Kevin F Sullivan
13 Aug 2026
Director
Sell
3,500
$105.59
$369.57K
Cheryl L Turnbull
13 Aug 2026
Director
Sell
3,000
$106.12
$318.36K
Robert F Mehmel
11 Aug 2026
President and COO
Sold on a plan
3,240
$107.16
$347.20K
Robert F Mehmel
10 Aug 2026
President and COO
Sold on a plan
88
$105.21
$9.26K
Robert F Mehmel
10 Aug 2026
President and COO
Sold on a plan
2,913
$104.64
$304.82K
Robert F Mehmel
10 Aug 2026
President and COO
Sold on a plan
3,638
$104.08
$378.64K
Brian G Harris
7 Aug 2026
EVP, Chief Financial Officer
Sold on a plan
5,267
$107.11
$564.15K
Robert F Mehmel
7 Aug 2026
President and COO
Sold on a plan
553
$108.09
$59.77K
Robert F Mehmel
7 Aug 2026
President and COO
Sold on a plan
13,464
$107.43
$1.45M
Robert F Mehmel
7 Aug 2026
President and COO
Sold on a plan
1,911
$106.60
$203.71K
Robert F Mehmel
6 Aug 2026
President and COO
Sold on a plan
2,074
$106.27
$220.40K
Robert F Mehmel
6 Aug 2026
President and COO
Sold on a plan
6,933
$105.46
$731.15K
Robert F Mehmel
6 Aug 2026
President and COO
Sold on a plan
5,476
$104.56
$572.57K
Robert F Mehmel
6 Aug 2026
President and COO
Sold on a plan
211
$103.52
$21.84K
Robert F Mehmel
6 Aug 2026
President and COO
Sold on a plan
158
$102.03
$16.12K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
2,217
$104.12
$230.83K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
5,434
$103.53
$562.58K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
5,341
$102.59
$547.93K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
2,790
$101.44
$283.02K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
3,527
$100.46
$354.32K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
2,283
$99.67
$227.55K
Robert F Mehmel
5 Aug 2026
President and COO
Sold on a plan
617
$98.68
$60.89K
Ronald J Kramer
5 Aug 2026
Chairman of the Board and CEO
Sold on a plan
8,120
$104.27
$846.67K
Ronald J Kramer
5 Aug 2026
Chairman of the Board and CEO
Sold on a plan
16,402
$103.37
$1.70M
Ronald J Kramer
5 Aug 2026
Chairman of the Board and CEO
Sold on a plan
45,240
$102.63
$4.64M
Ronald J Kramer
5 Aug 2026
Chairman of the Board and CEO
Sold on a plan
17,322
$101.58
$1.76M
Ronald J Kramer
5 Aug 2026
Chairman of the Board and CEO
Sold on a plan
12,916
$100.44
$1.30M
Brian G Harris
5 Aug 2026
EVP, Chief Financial Officer
Sold on a plan
2,233
$104.01
$232.25K
Brian G Harris
5 Aug 2026
EVP, Chief Financial Officer
Sold on a plan
8,817
$103.08
$908.86K
Brian G Harris
30 Jun 2026
EVP, Chief Financial Officer
Sold on a plan
6,183
$98.01
$606.00K
Robert F Mehmel
30 Jun 2026
President and COO
Sold on a plan
4,166
$97.76
$407.27K
Robert F Mehmel
26 Jun 2026
President and COO
Sold on a plan
4
$97.50
$390.00
Robert F Mehmel
26 Jun 2026
President and COO
Sold on a plan
52
$96.14
$5.00K
Robert F Mehmel
26 Jun 2026
President and COO
Sold on a plan
230
$95.52
$21.97K
Robert F Mehmel
25 Jun 2026
President and COO
Sold on a plan
1,190
$97.27
$115.75K
Robert F Mehmel
25 Jun 2026
President and COO
Sold on a plan
1,534
$96.41
$147.89K
Robert F Mehmel
25 Jun 2026
President and COO
Sold on a plan
5,149
$95.62
$492.35K
Robert F Mehmel
24 Jun 2026
President and COO
Sold on a plan
100
$96.03
$9.60K
Robert F Mehmel
24 Jun 2026
President and COO
Sold on a plan
4,626
$95.45
$441.55K
Robert F Mehmel
17 Jun 2026
President and COO
Sold on a plan
547
$95.37
$52.17K
Robert F Mehmel
16 Jun 2026
President and COO
Sold on a plan
97
$96.25
$9.34K
Robert F Mehmel
16 Jun 2026
President and COO
Sold on a plan
2,921
$95.36
$278.55K
Robert F Mehmel
15 Jun 2026
President and COO
Sold on a plan
3,272
$95.40
$312.15K
Ronald J Kramer
12 Jun 2026
Chairman of the Board and CEO
Sell
48,971
$94.62
$4.63M
Ronald J Kramer
12 Jun 2026
Chairman of the Board and CEO
Sell
51,029
$95.21
$4.86M
Robert F Mehmel
12 Jun 2026
President and COO
Sold on a plan
5,501
$95.18
$523.59K
Brian G Harris
11 Jun 2026
EVP, Chief Financial Officer
Sold on a plan
7,500
$95.03
$712.73K
Henry A Alpert
5 Mar 2026
Director
Buy
1,000
$79.99
$79.99K
W. Christopher Durborow
17 Feb 2026
Vice President & CAO
Sell
10,000
$91.97
$919.70K
Louis J. Grabowsky
13 Feb 2026
Director
Sell
11,000
$93.06
$1.02M
Michelle L Taylor
12 Feb 2026
Director
Sell
1,650
$92.56
$152.72K
James W Sight
9 Feb 2026
Director
Sell
3,070
$96.15
$295.18K
Seth L. Kaplan
9 Feb 2026
Sr VP, Gen. Counsel and Secy
Sell
400
$97.46
$38.98K
Seth L. Kaplan
9 Feb 2026
Sr VP, Gen. Counsel and Secy
Sell
3,240
$96.67
$313.21K
Seth L. Kaplan
9 Feb 2026
Sr VP, Gen. Counsel and Secy
Sell
4,274
$95.61
$408.64K
Seth L. Kaplan
9 Feb 2026
Sr VP, Gen. Counsel and Secy
Sell
7,086
$94.67
$670.83K

What was left out

Form 4 filings counted 42
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 43
Sales straight out of an exercise 0
Sales at will 12
Transactions with no price 0
Shares from compensation/vesting 411,112
History held since 14 Dec 2006