Latest filing published 20 Feb 2026 for GRIFFON CORP.
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
H.C. Charles Diao is a declared insider at 3 companies; the most frequent names are Turning Point Brands, Inc., Media General Inc and Griffon Corp. The record holds 39 filings, for trades running from 12 November 2013 to 18 February 2026.
Both buying and selling appear: 9 purchases worth €375k, against 3 sales worth €963k. Sales outweigh purchases by €588k. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Outside the open market, there are 19 share grants and 2 option exercises.
In size, the median ticket on the buying side is €33k. Clusters matter here: 6 out of 9 purchases overlapped with buying by a colleague within 30 days. Such overlaps are known as a cluster signal: distinct people reaching the same decision at about the same time.
The latest filing, published on 20 February 2026, reports a share grant in Griffon Corp. The most recent open-market purchase was published on 3 September 2019, 2,607 days ago. The median gap between a trade and its publication by SEC (Form 4) is 2 days. The legal deadline for a Form 4 is two business days after the transaction. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
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