Grzebinski David W
SEC insider (Form 3/4/5 filer). CIK 0001483620. CEO at KIRBY CORP (KEX). 18 reported Form 4/5 transactions since Sep 2024; latest on Feb 24, 2026. Located in HOUSTON, TX.
Companies Grzebinski David W has filed insider reports for
- KIRBY CORP (KEX): Director, Officer, CEO
Grzebinski David W
CIK: 0001483620
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)3 (16.7%)
Position reduction
Option Exercises (M)7 (38.9%)
Derivative conversions
Awards (A)2 (11.1%)
Compensation grants
Other (G, F, J, C, D, …)6 (33.3%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
KEX
KIRBY CORP
DirectorOfficer
Discretionary Trading P&L
Holdings
Transaction History (18 total)
- Feb 24, 2026KEX
KIRBY CORP
ExerciseDirect34.2K shares at avg. $73.29$2.5M - Feb 24, 2026KEX
KIRBY CORP
SaleDirect34.2K shares at avg. $130.05$4.4M - Feb 3, 2026KEX
KIRBY CORP
Tax PaymentDirect8.8K shares at avg. $120.68$1.1M - Feb 3, 2026KEX
KIRBY CORP
ExerciseDirect22.5K shares- - Jan 30, 2026KEX
KIRBY CORP
AwardDirectRestricted Stock Units
20.2K shares- - Jan 24, 2026KEX
KIRBY CORP
Tax PaymentDirect3.2K shares at avg. $128.70$418K - Jan 24, 2026KEX
KIRBY CORP
ExerciseDirect8.2K shares- - Nov 21, 2025KEX
KIRBY CORP
ExerciseDirect29.5K shares at avg. $73.93$2.2M - Nov 21, 2025KEX
KIRBY CORP
SaleDirect29.5K shares at avg. $107.41$3.2M - Feb 3, 2025KEX
KIRBY CORP
ExerciseDirect18.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Feb 24, 2026 | KEX KIRBY CORP | Exercise | 34,152 | $73.29 | $2,503,000 | Direct |
| Feb 24, 2026 | KEX KIRBY CORP | Sale | 34,152 | $130.05 | $4,441,468 | Direct |
| Feb 3, 2026 | KEX KIRBY CORP | Tax Payment | 8,844 | $120.68 | $1,067,294 | Direct |
| Feb 3, 2026 | KEX KIRBY CORP | Exercise | 22,470 | - | $0 | Direct |
| Jan 30, 2026 | KEX KIRBY CORP | Award Restricted Stock Units | 20,185 | - | - | Direct |
| Jan 24, 2026 | KEX KIRBY CORP | Tax Payment | 3,244 | $128.70 | $417,503 | Direct |
| Jan 24, 2026 | KEX KIRBY CORP | Exercise | 8,150 | - | $0 | Direct |
| Nov 21, 2025 | KEX KIRBY CORP | Exercise | 29,451 | $73.93 | $2,177,312 | Direct |
| Nov 21, 2025 | KEX KIRBY CORP | Sale | 29,451 | $107.41 | $3,163,332 | Direct |
| Feb 3, 2025 | KEX KIRBY CORP | Exercise | 18,347 | - | - | Direct |
1-10 of 18 transactions