David W. Grzebinski
CEO · KIRBY CORP
IndividualSelling only
- 2024
- Feb 26, 2026
- 6
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies David W. Grzebinski files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Christian G. O'Neil - $4.39M in KEX purchases and sales in the last 12 months
- Amy D. Husted - $3.21M in KEX purchases and sales in the last 12 months
- Barry E. Davis - $1.09M in KEX purchases and sales in the last 12 months
- Ronald A. Dragg - $550K in KEX purchases and sales in the last 12 months
- Scott P. Miller - $478K in KEX purchases and sales in the last 12 months
- Raj Kumar - $398K in KEX purchases and sales in the last 12 months
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Frequently asked questions
Who is David W. Grzebinski?
David W. Grzebinski is a corporate insider, tracked as CEO of KIRBY CORP (KEX). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did David W. Grzebinski last file a Form 4?
The most recent primary Form 4 on record is dated 26 February 2026, one of 6 filings going back to 2024.
Has David W. Grzebinski been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($7.60M) across all tracked filings.
