GRIFFIN HARDY LOUIS III
Officer · IOSP
As of 2026-09-16, GRIFFIN HARDY LOUIS III has 11 Form 4 transactions on record across 1 company — 3 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $944K
- Indirect $0
| IOSP | direct | 10,161 sh | $944K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2024-11-18 | IOSP | Sale | 161 @ $117.52 | $19K | −3.4% of holding | 4,523 | Form 4 |
10 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-02-27 | IOSP | Withheld for tax | 401 | 10,161 | Form 4 |
| 2026-02-23 | IOSP | Award / grant | 2,521 | 10,562 | Form 4 |
| 2026-02-16 | IOSP | Award / grant | 1,299 | 8,041 | Form 4 |
| 2025-05-13 | IOSP | Withheld for tax | 600 | 6,742 | Form 4 |
| 2025-02-24 | IOSP | Award / grant | 1,682 | 7,342 | Form 4 |
| 2025-02-21 | IOSP | Withheld for tax | 488 | 5,660 | Form 4 |
| 2025-02-21 | IOSP | Disposition | 121 | 5,660 | Form 4 |
| 2025-02-21 | IOSP | Option exercise | 121 | 5,781 | Form 4 |
| 2025-02-21 | IOSP | Option exercise | 121 | 0 | Form 4 |
| 2025-02-21 | IOSP | Award / grant | 1,625 | 6,148 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.