rotation.to
Following this device: dark.
Free account
rotation.to
Sign in / Request free access
Appearance
Following this device: dark.
Drag a card by its title · ⚙ to size, swap or remove

Who

Henry A. Alpert

Director

Company insider

Files Form 4 as: Director, Griffon.

Every Form 4 they filed

In numbers

Trades disclosed
43
Buys
5
Sells
3
Bought
$575K
Sold
$665K
Companies
1
Companies where not an officer
1
First trade
3 Feb 2006
Last trade
5 Mar 2026
Last filed
9 Mar 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
GFF GriffonDirector · Machinery · last 5 Mar 20265 buys · 3 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
5 Mar 2026filed 9 Mar 2026GFF GriffonMachinerySEC FORM 4 Bought$80K1,000 at $79.99filing
5 Mar 2026filed 9 Mar 2026GFF GriffonMachinerySEC FORM 4 Bought$80K1,000 at $79.99filing
18 Feb 2026filed 20 Feb 2026GFF GriffonMachinerySEC FORM 4 Code A—1,340 at $0.00filing
18 Feb 2026filed 20 Feb 2026GFF GriffonMachinerySEC FORM 4 Code A—1,340 at $0.00filing
4 Dec 2025filed 8 Dec 2025GFF GriffonMachinerySEC FORM 4 Code G—2,150 at $0.00filing
11 Mar 2025filed 13 Mar 2025GFF GriffonMachinerySEC FORM 4 Code A—1,594 at $0.00filing
27 Feb 2025filed 3 Mar 2025GFF GriffonMachinerySEC FORM 4 Code G—1,466 at $0.00filing
18 Nov 2024filed 20 Nov 2024GFF GriffonMachinerySEC FORM 4 Code G—3,234 at $0.00filing
20 Mar 2024filed 22 Mar 2024GFF GriffonMachinerySEC FORM 4 Code A—1,525 at $0.00filing
8 Feb 2024filed 9 Feb 2024GFF GriffonMachinerySEC FORM 4 Sold$168K2,495 at $67.22filing
27 Dec 2023filed 29 Dec 2023GFF GriffonMachinerySEC FORM 4 Code G—2,000 at $0.00filing
4 Dec 2023filed 6 Dec 2023GFF GriffonMachinerySEC FORM 4 Code G—2,750 at $0.00filing
15 Mar 2023filed 17 Mar 2023GFF GriffonMachinerySEC FORM 4 Code A—3,308 at $0.00filing
3 Mar 2022filed 4 Mar 2022GFF GriffonMachinerySEC FORM 4 Code A—4,246 at $0.00filing
21 Dec 2021filed 23 Dec 2021GFF GriffonMachinerySEC FORM 4 Bought$79K3,000 at $26.40filing
12 Mar 2021filed 9 Nov 2021GFF GriffonMachinerySEC FORM 4 Code G—940 at $0.00filing
4 Feb 2021filed 9 Nov 2021GFF GriffonMachinerySEC FORM 4 Code G—1,066 at $0.00filing
28 Jan 2021filed 1 Feb 2021GFF GriffonMachinerySEC FORM 4 Code A—3,702 at $0.00filing
4 Dec 2020filed 7 Dec 2020GFF GriffonMachinerySEC FORM 4 Bought$100K5,000 at $20.02filing
4 Dec 2020filed 7 Dec 2020GFF GriffonMachinerySEC FORM 4 Code G—5,603 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Industrials8

Buys in green, sells in red, by the company’s sector.

Related people

Kevin F. SullivanDirector · Director at Griffon, filing Form 4 there in the last year
Cheryl L. TurnbullDirector · Director at Griffon, filing Form 4 there in the last year
Robert F. MehmelPresident and COO · President and COO at Griffon, filing Form 4 there in the last year
Brian G. HarrisEVP, Chief Financial Officer · EVP, Chief Financial Officer at Griffon, filing Form 4 there in the last year
Ronald J. KramerChairman of the Board and CEO · Chairman of the Board and CEO at Griffon, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded GFF in the last 90 days