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Schedule 13G filing
Dimensional Fund Advisors LP disclosed a 6.2% stake in Fortuna Mining Corp. (FSM)
Dimensional Fund Advisors LP reported owning 6.2% of Fortuna Mining Corp. (FSM) (18,429,523 shares) in a Schedule 13G filed Oct 8, 2026.
A 13G is a passive stake: the holder does not plan to push for changes.
From a public Schedule 13G, linked above. Not investment advice, and not a recommendation to buy or sell.