Quick Takeaways
- KEX - KIRBY CORP has 28 insiders with reported activity on this page.
- Net insider value flow over the last year: -$19,099,518.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 28 Insiders of KIRBY CORP
- Symbol
- KEX on NYSE
- Location
- Houston, TX
What Changed
- Buy value: ; sell value: $19,099,518.
- Net share flow: -154,813.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$19,099,518.
Buys
$0
Shares: 0
Insiders: 0
Sells
$19,099,518
Shares: 154,813
Insiders: 10
Net
-$19,099,518
Shares: -154,813
Insiders: -10
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 77,797 | $0 | $10,421,218 | -$10,421,218 |
| 3-6 | 0 | 72,378 | $0 | $8,171,506 | -$8,171,506 |
| 6-9 | 0 | 4,638 | $0 | $506,794 | -$506,794 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
KIRBY CORP executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| William M. Waterman | Director | $22,198,444 | Mixed | 04 May 2026 | ||
| David W. Grzebinski | CEO, Director | $14,984,933 | -$7,604,800 | -34% | Mixed | 24 Feb 2026 |
| J. H. Pyne | Director | $9,547,060 | Mixed | 01 May 2023 | ||
| Richard J. Alario | Director | $6,877,851 | Mixed | 04 May 2026 | ||
| Barry E. Davis | Director | $6,033,641 | -$1,089,765 | -15% | Mixed | 04 May 2026 |
| C. Sean Day | Director | $5,717,058 | Mixed | 28 Mar 2022 | ||
| Anne-Marie Ainsworth | Director | $4,023,606 | Median | 04 May 2026 | ||
| Tanya S. Beder | Director | $2,566,311 | Median | 04 May 2026 | ||
| Dorman Lynn Strahan | President-Kirby Engine Systems | $2,411,265 | Mixed | 10 May 2024 | ||
| William G. Harvey | Exec VP Finance | $2,090,965 | Mixed | 24 Jan 2022 | ||
| Amy D. Husted | Exec VP General Counsel & Sec | $2,063,381 | -$3,209,178 | -61% | Mixed | 15 May 2026 |
| Shawn D. Williams | Director | $1,817,266 | Median | 04 May 2026 | ||
| Richard Ross Stewart | Director | $1,670,071 | -$207,357 | -11% | Filing P/S | 10 Nov 2025 |
| Ronald A. Dragg | Vice President and Controller | $1,557,669 | -$1,212,063 | -44% | Mixed | 04 May 2026 |
| Raj Kumar | Exec VP and CFO | $1,234,372 | -$398,100 | -24% | Mixed | 02 Mar 2026 |
| Christian G. O'Neil | President and COO | $1,227,289 | -$4,385,507 | -78% | Mixed | 15 May 2026 |
| Susan Leslie Dio | Director | $1,143,698 | Median | 04 May 2026 | ||
| Joseph H. Reniers | President-Kirby Distribution | $1,109,394 | Mixed | 07 Mar 2022 | ||
| Kim B. Clarke | VP and Chief HR Officer | $873,697 | Mixed | 13 Feb 2023 | ||
| Scott P. Miller | Vp Cio | $798,250 | -$477,893 | -37% | Mixed | 10 Feb 2026 |
| Julie Marie Kruger | VP Human Resources | $776,983 | Mixed | 31 Jan 2025 | ||
| Rocky Dewbre | Director | $389,715 | Mixed | 01 May 2023 | ||
| Kurt A. Niemietz | VP IR & Treasurer | $355,031 | -$171,180 | -33% | Mixed | 03 Feb 2026 |
| Tracy A. Embree | Director | $235,994 | Median | 04 May 2026 | ||
| Eric S. Holcomb | VP-Investor Relations | $206,726 | Mixed | 28 Jan 2022 | ||
| William Matthew Woodruff | VP of Public and Govt Affairs | $124,001 | -$343,677 | -73% | Mixed | 15 May 2026 |
| Jennifer N. McCauley | Chief HR Officer | $70,960 | Mixed | 14 Feb 2026 | ||
| Matthew P. Kerin | VP IR and Treasurer | Mixed | 20 Feb 2026 |
Top shareholders of KIRBY CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
9.9%
|
5,277,159
|
$701,228,826 | — | 31 Mar 2026 | |
| GOLDMAN SACHS ASSET MANAGEMENT, L.P. |
13D/G
|
— |
5.1%
|
2,719,068
|
$381,702,731 | $0 | 31 Mar 2026 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
5.3%
|
2,827,971
|
$375,780,753 | — | 31 Mar 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
|
Vanguard Capital Management · Company |
5.2%
|
2,777,491
|
$369,073,004 | $0 | 31 Mar 2026 | |
| MORGAN STANLEY |
13F
13D/G
|
Company |
4.7%
from 13D/G
|
2,670,163
|
$354,811,698 | — | 31 Mar 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
|
Company |
5%
|
2,661,025
|
$353,597,002 | — | 31 Mar 2026 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
4.9%
|
2,617,538
|
$347,828,792 | — | 31 Mar 2026 | |
| Neuberger Berman Group LLC |
13D/G
13F
|
Company |
4.5%
|
2,555,428
|
$246,879,899 | $0 | 28 Feb 2025 | |
| STATE STREET CORP |
13F
|
Company |
3.1%
|
1,638,974
|
$217,786,865 | — | 31 Mar 2026 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
3%
|
1,575,493
|
$209,351,510 | — | 31 Mar 2026 | |
| KING LUTHER CAPITAL MANAGEMENT CORP |
13F
|
Company |
2.9%
|
1,560,791
|
$207,397,908 | — | 31 Mar 2026 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
2.6%
|
1,404,714
|
$186,658,212 | — | 31 Mar 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.9%
|
1,021,904
|
$135,832,083 | — | 31 Mar 2026 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
1.7%
|
928,701
|
$123,405,789 | — | 31 Mar 2026 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
2.1%
|
1,115,740
|
$122,932,233 | — | 31 Mar 2026 | |
| FMR LLC |
13F
|
Company |
1.5%
|
794,553
|
$105,580,189 | — | 31 Mar 2026 | |
| JENNISON ASSOCIATES LLC |
13F
|
Company |
1.4%
|
758,029
|
$100,726,893 | — | 31 Mar 2026 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
1.4%
|
731,343
|
$97,180,858 | — | 31 Mar 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.3%
|
697,817
|
$92,725,923 | — | 31 Mar 2026 | |
| FRONTIER CAPITAL MANAGEMENT CO LLC |
13F
|
Company |
1.2%
|
644,329
|
$85,618,420 | — | 31 Mar 2026 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.2%
|
625,614
|
$83,131,588 | — | 31 Mar 2026 | |
| CONGRESS ASSET MANAGEMENT CO |
13F
|
Company |
1.2%
|
625,542
|
$83,122,021 | — | 31 Mar 2026 | |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC |
13F
|
Company |
1.1%
|
605,986
|
$80,523,419 | — | 31 Mar 2026 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
1%
|
534,172
|
$70,980,775 | — | 31 Mar 2026 | |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. |
13F
|
Company |
0.98%
|
523,407
|
$69,550,000 | — | 31 Mar 2026 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
0.9%
|
480,015
|
$63,784,558 | — | 31 Mar 2026 | |
| ArrowMark Colorado Holdings LLC |
13F
|
Company |
0.88%
|
470,548
|
$62,526,418 | — | 31 Mar 2026 | |
| Encompass Capital Advisors LLC |
13F
|
Company |
0.88%
|
469,611
|
$62,401,910 | — | 31 Mar 2026 | |
| Hood River Capital Management LLC |
13F
|
Company |
0.87%
|
464,322
|
$61,699,107 | — | 31 Mar 2026 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.86%
|
459,960
|
$61,119,484 | — | 31 Mar 2026 | |
| Select Equity Group, L.P. |
13F
|
Company |
0.71%
|
375,897
|
$49,949,193 | — | 31 Mar 2026 | |
| SCHRODER INVESTMENT MANAGEMENT GROUP |
13F
|
Company |
0.68%
|
360,234
|
$48,336,198 | — | 31 Mar 2026 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.65%
|
345,623
|
$45,926,384 | — | 31 Mar 2026 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.64%
|
341,068
|
$45,322,000 | — | 31 Mar 2026 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.64%
|
338,952
|
$45,039,942 | — | 31 Mar 2026 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.63%
|
337,835
|
$44,891,501 | — | 31 Mar 2026 | |
| VANGUARD FIDUCIARY TRUST CO |
13F
|
Company |
0.63%
|
336,504
|
$44,714,652 | — | 31 Mar 2026 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.6%
|
318,346
|
$42,301,816 | — | 31 Mar 2026 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP |
13F
|
Company |
0.59%
|
314,458
|
$41,785,179 | — | 31 Mar 2026 | |
| 12th Street Asset Management Company, LLC |
13F
|
Company |
0.55%
|
291,138
|
$38,686,448 | — | 31 Mar 2026 | |
| Assenagon Asset Management S.A. |
13F
|
Company |
0.53%
|
281,505
|
$37,406,384 | — | 31 Mar 2026 | |
| VICTORY CAPITAL MANAGEMENT INC |
13F
|
Company |
0.52%
|
275,681
|
$36,632,491 | — | 31 Mar 2026 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.51%
|
272,874
|
$36,259,497 | — | 31 Mar 2026 | |
| PRIMECAP MANAGEMENT CO/CA/ |
13F
|
Company |
0.49%
|
263,803
|
$35,054,143 | — | 31 Mar 2026 | |
| CAPSTONE INVESTMENT ADVISORS, LLC |
13F
|
Company |
0.49%
|
263,609
|
$35,028,364 | — | 31 Mar 2026 | |
| ATLANTIC INVESTMENT MANAGEMENT, INC. |
13F
|
Company |
0.48%
|
257,000
|
$34,150,160 | — | 31 Mar 2026 | |
| VAN ECK ASSOCIATES CORP |
13F
|
Company |
0.42%
|
224,490
|
$29,830,000 | — | 31 Mar 2026 | |
| Allspring Global Investments Holdings, LLC |
13F
|
Company |
0.41%
|
219,435
|
$29,584,227 | — | 31 Mar 2026 | |
| SEI INVESTMENTS CO |
13F
|
Company |
0.42%
|
221,757
|
$29,467,138 | — | 31 Mar 2026 | |
| FIL Ltd |
13F
|
Company |
0.41%
|
219,500
|
$29,167,160 | — | 31 Mar 2026 |
Recent Insider Transactions by Companies or Individuals for KIRBY CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| William Matthew Woodruff | KEX | Common Stock, par value $0.10 per share | Sale | -98.7% | $99,917 | $147.37 | -678 | 9 | 15 May 2026 | Direct |
| Christian G. O'Neil | KEX | Common Stock, par value $0.10 per share | Sale | -100% | $1,647,112 | $145.93 | -11,287 | 0 | 15 May 2026 | Direct |
| Amy D. Husted | KEX | Common Stock, par value $0.10 per share | Sale | -27% | $581,720 | $145.43 | -4,000 | 10,814 | 15 May 2026 | Direct |
| Shawn D. Williams | KEX | Common Stock, par value $0.10 per share | Award | 11.3% | 1,392 | 13,676 | 04 May 2026 | Direct | ||
| William M. Waterman | KEX | Common Stock, par value $0.10 per share | Award | 3.55% | 1,392 | 40,630 | 04 May 2026 | Direct | ||
| Tracy A. Embree | KEX | Common Stock, par value $0.10 per share | Award | 362.5% | 1,392 | 1,776 | 04 May 2026 | Direct | ||
| Susan Leslie Dio | KEX | Common Stock, par value $0.10 per share | Award | 19.3% | 1,392 | 8,607 | 04 May 2026 | Direct | ||
| Barry E. Davis | KEX | Common Stock, par value $0.10 per share | Award | 3.9% | 1,392 | 37,115 | 04 May 2026 | Direct | ||
| Tanya S. Beder | KEX | Common Stock, par value $0.10 per share | Award | 7.77% | 1,392 | 19,313 | 04 May 2026 | Direct | ||
| Richard J. Alario | KEX | Common Stock, par value $0.10 per share | Award | 5.11% | 1,392 | 28,632 | 04 May 2026 | Direct | ||
| Anne-Marie Ainsworth | KEX | Common Stock, par value $0.10 per share | Award | 4.82% | 1,392 | 30,280 | 04 May 2026 | Direct | ||
| Ronald A. Dragg | KEX | Common Stock, par value $0.10 per share | Sale | -16.6% | $250,287 | $145.01 | -1,726 | 8,673 | 04 May 2026 | Direct |
| Christian G. O'Neil | KEX | Common Stock, par value $0.10 per share | Sale | -50% | $1,493,722 | $132.34 | -11,287 | 11,287 | 02 Mar 2026 | Direct |
| Raj Kumar | KEX | Common Stock, par value $0.10 per share | Sale | -40% | $398,100 | $132.70 | -3,000 | 4,494 | 02 Mar 2026 | Direct |
| David W. Grzebinski | KEX | Common Stock, par value $0.10 per share | Sale | -25.8% | $4,441,468 | $130.05 | -34,152 | 98,241 | 24 Feb 2026 | Direct |
| David W. Grzebinski | KEX | Common Stock, par value $0.10 per share | Options Exercise | 34.8% | 34,152 | 132,393 | 24 Feb 2026 | Direct | ||
| David W. Grzebinski | KEX | Employee Stock Options (Right to Buy) | Options Exercise | -100% | -34,152 | 0 | 24 Feb 2026 | Direct | ||
| Tracy A. Embree | KEX | Common Stock, par value $0.10 per share | Award | 384 | 384 | 20 Feb 2026 | Direct | |||
| Matthew P. Kerin | KEX | Restricted Stock Units | Award | 2,530 | 2,530 | 20 Feb 2026 | Direct | |||
| Amy D. Husted | KEX | Common Stock, par value $0.10 per share | Sale | -44.1% | $1,508,893 | $129.33 | -11,667 | 14,814 | 20 Feb 2026 | Direct |
| Amy D. Husted | KEX | Common Stock, par value $0.10 per share | Options Exercise | 48.6% | 8,667 | 26,481 | 20 Feb 2026 | Direct | ||
| Amy D. Husted | KEX | Employee Stock Options (Right to Buy) | Options Exercise | -100% | -8,667 | 0 | 20 Feb 2026 | Direct | ||
| Barry E. Davis | KEX | Common Stock, par value $0.10 per share | Sale | -19.2% | $1,089,765 | $128.51 | -8,480 | 35,723 | 19 Feb 2026 | Direct |
| Barry E. Davis | KEX | Common Stock, par value $0.10 per share | Options Exercise | 23.7% | 8,480 | 44,203 | 19 Feb 2026 | Direct | ||
| Barry E. Davis | KEX | Director Stock Options (Right to Buy | Options Exercise | -100% | -8,480 | 0 | 19 Feb 2026 | Direct | ||
| Jennifer N. McCauley | KEX | Common Stock, par value $0.10 per share | Tax liability | -39.2% | -366 | 568 | 14 Feb 2026 | Direct | ||
| Jennifer N. McCauley | KEX | Common Stock, par value $0.10 per share | Options Exercise | 934 | 934 | 14 Feb 2026 | Direct | |||
| Jennifer N. McCauley | KEX | Restricted Stock Units | Options Exercise | -20% | -934 | 3,736 | 14 Feb 2026 | Direct | ||
| Scott P. Miller | KEX | Common Stock, par value $0.10 per share | Sale | -52.6% | $477,893 | $120.68 | -3,960 | 3,565 | 10 Feb 2026 | Direct |
| William Matthew Woodruff | KEX | Common Stock, par value $0.10 per share | Sale | -74.4% | $243,760 | $121.88 | -2,000 | 687 | 09 Feb 2026 | Direct |
| Ronald A. Dragg | KEX | Common Stock, par value $0.10 per share | Sale | -34.3% | $662,338 | $122.00 | -5,429 | 10,399 | 04 Feb 2026 | Direct |
| Ronald A. Dragg | KEX | Common Stock, par value $0.10 per share | Options Exercise | 21.4% | 2,787 | 15,828 | 04 Feb 2026 | Direct | ||
| Ronald A. Dragg | KEX | Employee Stock Options (Right to Buy) | Options Exercise | -100% | -2,787 | 0 | 04 Feb 2026 | Direct | ||
| Kurt A. Niemietz | KEX | Common Stock, par value $0.10 per share | Tax liability | -24% | -693 | 2,194 | 03 Feb 2026 | Direct | ||
| Kurt A. Niemietz | KEX | Common Stock, par value $0.10 per share | Options Exercise | 134.5% | 1,656 | 2,887 | 03 Feb 2026 | Direct | ||
| Kurt A. Niemietz | KEX | Restricted Stock Units | Options Exercise | -78.4% | -1,656 | 455 | 03 Feb 2026 | Direct | ||
| Raj Kumar | KEX | Common Stock, par value $0.10 per share | Tax liability | -22.8% | -2,208 | 7,494 | 03 Feb 2026 | Direct | ||
| Raj Kumar | KEX | Common Stock, par value $0.10 per share | Options Exercise | 128.6% | 5,458 | 9,702 | 03 Feb 2026 | Direct | ||
| Raj Kumar | KEX | Restricted Stock Units | Options Exercise | -79% | -5,458 | 1,455 | 03 Feb 2026 | Direct | ||
| William Matthew Woodruff | KEX | Common Stock, par value $0.10 per share | Tax liability | -15% | -475 | 2,687 | 03 Feb 2026 | Direct | ||
| William Matthew Woodruff | KEX | Common Stock, par value $0.10 per share | Options Exercise | 54% | 1,109 | 3,162 | 03 Feb 2026 | Direct | ||
| William Matthew Woodruff | KEX | Restricted Stock Units | Options Exercise | -78.5% | -1,109 | 303 | 03 Feb 2026 | Direct | ||
| Scott P. Miller | KEX | Common Stock, par value $0.10 per share | Tax liability | -14.8% | -1,311 | 7,525 | 03 Feb 2026 | Direct | ||
| Scott P. Miller | KEX | Common Stock, par value $0.10 per share | Options Exercise | 155.3% | 5,375 | 8,836 | 03 Feb 2026 | Direct | ||
| Scott P. Miller | KEX | Restricted Stock Units | Options Exercise | -77.2% | -5,375 | 1,591 | 03 Feb 2026 | Direct | ||
| Christian G. O'Neil | KEX | Common Stock, par value $0.10 per share | Tax liability | -15.1% | -4,011 | 22,574 | 03 Feb 2026 | Direct | ||
| Christian G. O'Neil | KEX | Common Stock, par value $0.10 per share | Options Exercise | 62.1% | 10,188 | 26,585 | 03 Feb 2026 | Direct | ||
| Christian G. O'Neil | KEX | Restricted Stock Units | Options Exercise | -78.9% | -10,188 | 2,728 | 03 Feb 2026 | Direct | ||
| David W. Grzebinski | KEX | Common Stock, par value $0.10 per share | Tax liability | -8.26% | -8,844 | 98,241 | 03 Feb 2026 | Direct | ||
| David W. Grzebinski | KEX | Common Stock, par value $0.10 per share | Options Exercise | 26.6% | 22,470 | 107,085 | 03 Feb 2026 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.