KIRBY CORP (KEX) - Dilution Analysis

Visualizing historical and potential share dilution over time

View Stock Details

American Express® Business Gold Card

Earn Up to 200K Membership Rewards® Points

4X on your top 2 spending categories. Transfer to 20+ airline & hotel partners. Terms apply.

Learn More

Dilution Analysis

Low Risk

Limited dilution potential

Last updated: May 08, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0.34% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

54M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

KEX currently has 53.7M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.34% over the past 2 years.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
May 08, 2026	10-Q filing \| 53.7M shares outstanding	54M
Nov 10, 2025	10-Q filing \| 55.6M shares outstanding	56M
Sep 08, 2025	8-K filing: Kirby Corporation's Board of Directors authorized the repurchase of up to an additional 8,000,000 shares of the Company's common stock under the Company's existing share repurchase authorization.	57M
May 12, 2025	10-Q filing \| 56.9M shares outstanding	57M
Feb 18, 2025	10-K filing \| 57.9M shares outstanding	58M
Nov 12, 2024	10-Q filing \| 57.8M shares outstanding	58M
Aug 09, 2024	10-Q filing \| 58.2M shares outstanding	58M
May 06, 2024	10-Q filing \| 58.5M shares outstanding	58M
Feb 20, 2024	10-K filing \| 59.5M shares outstanding	60M
Nov 06, 2023	10-Q filing \| 59.4M shares outstanding	59M
Aug 07, 2023	10-Q filing \| 59.8M shares outstanding	60M
May 08, 2023	10-Q filing \| 60.0M shares outstanding	60M
Feb 21, 2023	10-K filing \| 60.0M shares outstanding	60M
Nov 04, 2022	10-Q filing \| 59.9M shares outstanding	60M
Aug 08, 2022	10-Q filing \| 59.9M shares outstanding	60M
May 09, 2022	10-Q filing \| 60.3M shares outstanding	60M
Feb 18, 2022	10-K filing \| 60.2M shares outstanding	60M
Nov 08, 2021	10-Q filing \| 60.1M shares outstanding	60M
Aug 05, 2021	10-Q filing \| 60.1M shares outstanding	60M
May 07, 2021	10-Q filing \| 60.0M shares outstanding	60M
Feb 23, 2021	10-K filing \| 59.9M shares outstanding	60M
Nov 09, 2020	10-Q filing \| 59.9M shares outstanding	60M
Aug 06, 2020	10-Q filing \| 59.9M shares outstanding	60M
May 08, 2020	10-Q filing \| 59.9M shares outstanding	60M
Feb 24, 2020	10-K filing \| 59.9M shares outstanding	60M

Back to KEX Details