Grzebinski David W
CEO
Grzebinski David W has filed 4 SEC Form 4 filings (8 transaction rows) across 1 company, with disclosures dating back to 2025. 4 of those filings fall inside the rolling window. Most recent filing: Feb 26, 2026.
On the most recent filing, Grzebinski David W is listed as CEO at KIRBY CORP. Inside the rolling window, Grzebinski David W reported no open-market purchases and 2 open-market sales totaling $7.6M in KEX. The largest disclosed transaction in the window is a sale of 34,152 KEX shares on Feb 24, 2026, worth $4.4M.
Companies traded
Other insiders at KEX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$7.6M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Grzebinski David W made?
Grzebinski David W has filed 4 SEC Form 4 filings (8 transaction rows) across 1 company since 2025.
Which companies does Grzebinski David W trade?
Grzebinski David W has filed SEC Form 4 disclosures for 1 company, including KEX.
When was Grzebinski David W's most recent SEC Form 4 filing?
Grzebinski David W's most recent SEC Form 4 filing on Tracefour is dated Feb 26, 2026.
What is Grzebinski David W's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Grzebinski David W is listed as CEO.
What is Grzebinski David W's total buy and sell value in the current window?
Inside the rolling retention window, Grzebinski David W bought $0 and sold $7.6M based on SEC Form 4 filings.
What was Grzebinski David W's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 34,152 KEX shares on 2026-02-24, worth $4.4M, per SEC Form 4 filings.