Insiders / Grzebinski David W
Grzebinski David W
CIK 1483620personinsider
Companies
1
First seen
Jan 27, 2026
Last activity
Feb 26, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Kirby Corp · KEX | 98,241 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Kirby Corp | Common Stock, par value $0.10 per share | 98,241 |
| Kirby Corp | Restricted Stock UnitsDerivative | 16,492 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 24, 2026 | Sell | KEX Kirby Corp Common Stock, par value $0.10 per share | $4.44M | -34K -25.80% | 98,241 0.02% of shares | medium |
| Feb 24, 2026 | Exercise | KEX Kirby Corp Common Stock, par value $0.10 per share | $2.50M | +34K +34.76% | 132,393 0.03% of shares | low |
| Feb 3, 2026 | Other | KEX Kirby Corp Common Stock, par value $0.10 per share | $1.07M | -9K -8.26% | 98,241 0.02% of shares | low |
| Jan 24, 2026 | Other | KEX Kirby Corp Common Stock, par value $0.10 per share | $417.5K | -3K -3.69% | 84,615 0.02% of shares | low |
| Feb 3, 2026 | Exercise | KEX Kirby Corp Common Stock, par value $0.10 per share | $0 | +22K +26.56% | 107,085 0.02% of shares | low |
| Jan 24, 2026 | Exercise | KEX Kirby Corp Common Stock, par value $0.10 per share | $0 | +8K +10.22% | 87,859 0.02% of shares | low |
| Feb 24, 2026 | Exercise | KEX Kirby Corp Employee Stock Options (Right to Buy) | — | -34K -100.00% | 0 0.00% of shares | low |
| Feb 3, 2026 | Exercise | KEX Kirby Corp Restricted Stock Units | — | -4K -20.00% | 16,492 <0.01% of shares | low |
| Feb 3, 2026 | Exercise | KEX Kirby Corp Restricted Stock Units | — | -5K -25.00% | 14,865 <0.01% of shares | low |
| Feb 3, 2026 | Exercise | KEX Kirby Corp Restricted Stock Units | — | -7K -33.33% | 13,144 <0.01% of shares | low |