Insiders / Gayner Thomas Sinnickson
Gayner Thomas Sinnickson
CIK 1159015personinsider
Companies
2
First seen
Feb 26, 2026
Last activity
May 19, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Markel Group Inc · MKL | 56,260 | — |
| Coca Cola Co · KO | — | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Coca Cola Co | Phantom Share UnitsDerivative | 15,232 |
| Markel Group Inc | Common Stock | 56,260 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 15, 2026 | Other | MKL Markel Group Inc Common Stock | $888.2K | -482 -0.85% | 56,260 0.45% of shares | low |
| Feb 24, 2026 | Grant | MKL Markel Group Inc Common Stock | $0 | +4K +8.58% | 56,741 0.46% of shares | low |
| Apr 1, 2026 | Grant | KO Coca Cola Co Phantom Share Units | — | +4K +33.54% | 15,232 <0.01% of shares | low |