Skip to main content

CastleKnight Management LP

Position in ERO — Ero Copper Corp.

CIK 1835751 New York, NY

Position in ERO

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$24,347,422
+$22,080,472 QoQ
Shares Held
910,184
+970.8% QoQ
Ownership
0.873%
of shares outstanding
% of Portfolio
0.90%
of 13F equity value
Holder Rank
#20
of 208 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ERO Over Time

Shares Held

Position Value (USD)

Derivatives in ERO

reported options exposure · as of Sep 30, 2025
CallValue
$4,046,000
CallShares
200,000
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 Copper

Basic Materials · as of Jun 30, 2026

CastleKnight Management LP holds $79,958,771 across 5 Copper names. ERO ranks #2 (30.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 ERO
Ero Copper Corp.
This page
910,184 $24,347,422

All Filings in ERO

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $24,347,422 910,184
2026-03-31 $2,266,950 85,000
2025-12-31 $2,404,650 85,000
2025-09-30 $1,719,550 85,000
2025-09-30 $4,046,000 200,000