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CastleKnight Management LP

Position in FSM — Fortuna Mining Corp.

CIK 1835751 New York, NY

Position in FSM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,143,285
-$200,244 QoQ
Shares Held
135,300
0.0% QoQ
Ownership
0.046%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#95
of 242 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in FSM Over Time

Shares Held

Position Value (USD)

Derivatives in FSM

reported options exposure · as of Dec 31, 2025
CallValue
$981,000
CallShares
100,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Gold

Basic Materials · as of Jun 30, 2026

CastleKnight Management LP holds $23,350,092 across 10 Gold names. FSM ranks #7 (4.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 FSM
Fortuna Mining Corp.
This page
135,300 $1,143,285

All Filings in FSM

Export CSV
4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,143,285 135,300
2026-03-31 $1,343,529 135,300
2025-12-31 $1,547,037 157,700
2025-12-31 $981,000 100,000