New Concept Energy Inc

Last updated September 27, 2026

Organization details

Legal name
New Concept Energy Inc
Former names
CabelTel International Corp Greenbriar Corp Medical Resource Companies of America
Ownership
Public
Status
Active
SIC code
1311 — Crude Petroleum & Natural Gas
Jurisdiction of incorporation
Nevada
Headquarters city
Dallas
Headquarters state / province
Texas
Headquarters country
United States
Fiscal year end
December
Ticker symbol
GBR
Primary stock exchange
NYSE American

Identifiers

SEC CIK
0000105744
EIN
75-2399477

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$0
0 sales by 0 insiders
Date Insider Transaction Shares Price Value
Aug 28, 2025 REALTY ADVISORS INC 10% owner Open-market sale −246,254 $1.15 $283,192
Dec 20, 2024 REALTY ADVISORS INC 10% owner Open-market sale −250,000 $1.16 $290,000
Oct 31, 2024 REALTY ADVISORS INC 10% owner Open-market sale −248,681 $1.17 $290,957
Aug 15, 2024 REALTY ADVISORS INC 10% owner Open-market sale −250,000 $1.30 $325,000

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