Hardy Louis Griffin III
SVP, HUMAN RESOURCES · INNOSPEC INC.
Individual
- 2025
- Oct 6, 2026
- 5
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Hardy Louis Griffin III files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Ian Cleminson - $364K in IOSP purchases and sales in the last 12 months
- Milton C. Blackmore - $175K in IOSP purchases and sales in the last 12 months
- Larry Padfield - $175K in IOSP purchases and sales in the last 12 months
- David Landless - $91K in IOSP purchases and sales in the last 12 months
- David B. Jones - $78K in IOSP purchases and sales in the last 12 months
- Leslie J. Parrette - $25K in IOSP purchases and sales in the last 12 months
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Frequently asked questions
Who is Hardy Louis Griffin III?
Hardy Louis Griffin III is a corporate insider, tracked as SVP, HUMAN RESOURCES of INNOSPEC INC. (IOSP). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Hardy Louis Griffin III submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
