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CASTLEARK MANAGEMENT LLC

Position in NFG — National Fuel Gas Co

CIK 1106832 CHICAGO, IL

Position in NFG

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$591,428
-$128,305 QoQ
Shares Held
7,660
0.0% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#315
of 649 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in NFG Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Integrated

Energy · as of Jun 30, 2026

CASTLEARK MANAGEMENT LLC holds $5,313,326 across 3 Oil & Gas Integrated names. NFG ranks #3 (11.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 NFG
National Fuel Gas Co
This page
7,660 $591,428

All Filings in NFG

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $591,428 7,660
2026-03-31 $719,733 7,660
2025-12-31 $330,647 4,130
2025-09-30 $195,824 2,120
2025-06-30 $179,585 2,120