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Flat Footed LLC

Position in CNR — Core Natural Resources, Inc.

CIK 1799456 WILSON, WY

Position in CNR

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$4,709,184
-$118,064,010 QoQ
Shares Held
44,965
-96.8% QoQ
Ownership
0.089%
of shares outstanding
% of Portfolio
1.55%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CNR Over Time

Shares Held

Position Value (USD)

Derivatives in CNR

reported options exposure · as of Mar 31, 2026
CallValue
$9,949,350
CallShares
95,000
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 Thermal Coal

Energy · as of Mar 31, 2026

Flat Footed LLC holds $4,709,184 across 1 Thermal Coal name. CNR ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CNR
Core Natural Resources, Inc.
This page
44,965 $4,709,184

All Filings in CNR

Export CSV
9 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $9,949,350 95,000
2026-03-31 $4,709,184 44,965
2025-12-31 $122,773,194 1,387,111
2025-09-30 $153,446,341 1,838,121
2025-09-30 $12,555,392 150,400
2025-06-30 $34,165,626 489,900
2025-06-30 $80,530,939 1,154,731
2025-03-31 $32,605,590 422,900
2025-03-31 $36,310,784 470,957