GRZEBINSKI DAVID W

PrivateCIK: 1483620
Location

HOUSTON, TX

GRZEBINSKI DAVID W (CEO) exercised options at KIRBY CORP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderGRZEBINSKI DAVID WCIK 1483620
IssuerKIRBY CORPCIK 56047
DirectorOfficer· CEO
Since Feb 2026
-8.84K
Net shares
Net seller
$1.07M
Total sold
0
Open market trades
0B · 0S
6
Total transactions
22.47K acquired · 31.31K disposed
Non-Derivative Transactions2

Common Stock, par value $0.10 per share

Direct
M · Option Exercise

Shares

+22.47K

Price / share

Trade value

% of position

26.6%
2/3/2026
84.61K107.08K

Common Stock, par value $0.10 per share

Direct
F · Tax Withholding

Shares

8.84K

Price / share

$120.68

Trade value

$1.07M

% of position

8.3%
2/3/2026
107.08K98.24K
Total

Net shares

+13.63K

Net value

-$1.07M

Derivative Transactions4

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.82K shares

Shares

6.82K

Strike price

Held after

6.82K

Exercisable

2/3/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

6.57K shares

Shares

6.57K

Strike price

Held after

13.14K

Exercisable

2/3/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

4.96K shares

Shares

4.96K

Strike price

Held after

14.87K

Exercisable

2/3/2026

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

4.12K shares

Shares

4.12K

Strike price

Held after

16.49K

Exercisable

2/3/2026
GRZEBINSKI DAVID W — Insider Transaction (Form 4) Filed Feb 5, 2026 | Finecho