FORTUNA MINING CORP. (FSM) - Dilution Analysis

Visualizing historical and potential share dilution over time

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Dilution Analysis

Low Risk

Limited dilution potential

Last updated: March 26, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares

Recent Dilution: 0% (2 years)

Historical Dilution Factor: minimal recent dilution

Outstanding Shares

310M

Potential Supply

Additional shares possible

Splits

None

Past 2 years

Summary

FSM currently has 306M outstanding shares. with minimal authorized share overhang for future dilution. The company has not diluted shareholders through share issuances in the past 2 years, which is positive for existing holders.

Share Structure Timeline

Outstanding Shares

Total Supply

Historical Data Points

Date	Event	Outstanding
Mar 26, 2026	40-F filing \| 306.0M shares outstanding	310M
Mar 27, 2025	40-F filing \| 306.6M shares outstanding	310M
Mar 28, 2024	40-F filing \| 306.6M shares outstanding	310M
Mar 30, 2023	40-F filing \| 290.2M shares outstanding	290M
Mar 31, 2022	40-F filing \| 291.5M shares outstanding	290M
Mar 30, 2021	40-F filing \| 184.2M shares outstanding	180M
Mar 30, 2020	40-F filing \| 160.3M shares outstanding	160M

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