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Callahan Advisors, LLC

Position in REI — Ring Energy, Inc.

CIK 1395055 Houston, TX

Position in REI

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$37,865
-$23,428 QoQ
Shares Held
35,061
-12.5% QoQ
Ownership
0.013%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#88
of 143 holders
Holding Since
Jun 2023
13 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in REI Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas E&P

Energy · as of Jun 30, 2026

Callahan Advisors, LLC holds $25,842,942 across 9 Oil & Gas E&P names. REI ranks #9 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in REI

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13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $37,865 35,061
2026-03-31 $61,293 40,061
2025-12-31 $37,463 43,061
2025-09-30 $30,586 28,061
2025-06-30 $23,748 30,061
2025-03-31 $34,570 30,061
2024-12-31 $34,082 25,061
2024-09-30 $43,297 27,061
2024-06-30 $45,733 27,061
2024-03-31 $53,039 27,061
2023-12-31 $39,509 27,061
2023-09-30 $43,018 22,061
2023-06-30 $34,304 20,061