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Cardinal Petroleum Wells and Activity Summary

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Total wells

271
Cardinal Petroleum

Most recent drilling

Mar 1974
~52 years ago

First on record

1959
records span 15 years

Activity status

Historic
no recent drilling
News & deals Company family Coverage map Recent wells Counties Fields

Recent M&A activity 6 deals on file involving Cardinal Energy Group Inc.

Announced Type Headline Value
Apr 2017 Corporate Cardinal Energy Group Acquires EOI Eagle Operating
0 net acres
—
Jan 2015 Property Cardinal Acquires Bradford West Acreage
200 net acres
$0M
Jul 2014 Property Cardinal to Enter the Eagle Ford; Inks Acreage Deal
2,800 net acres
—
Feb 2014 Property Cardinal Energy Group to Bolt On North Texas Assets
235 net acres
—
Jul 2013 Property Cardinal Inks LOI to Acquire TX Gas Assets
11,000 net acres
—
Jul 2013 Property Cardinal Picks Up Interest in Oily Permian Project
618 net acres
—

Industry news recent coverage mentioning Cardinal Energy Group Inc.

  • Why $90 Oil Isn’t Bringing Back the Rigs
    Apr 16, 2026
    Higher oil prices are not translating cleanly into a drilling response across U.S. shale, and company disclosures are starting to show why. The issue is not simply capital discipline. It is structural. A meaningful… Read full article on ShaleExperts →
  • These Three Companies Will Increase Drilling & Completion Over The Next 3 Year
    Apr 15, 2026
    In the span of fifteen months, three Japanese energy companies committed more than $10.3 billion to U.S. natural gas production assets — a buying spree that has transferred roughly 27% of Haynesville Shale output… Read full article on ShaleExperts →
  • Q1 A&D Transactions Jump to $30B , While Deal Flow Was Down 40%
    Apr 15, 2026
    The first quarter of 2026 has officially defined the "Barbell Era" of American oil and gas. While the total number of deals plummeted by 46% YoY (dropping to just 7 major transactions), the total deal value skyrocketed… Read full article on ShaleExperts →
  • Western Canada Upstream M&A: Q1 2026 Transaction Report
    Apr 11, 2026
    Western Canadian M&A activity in Q1 2026 was characterized by a 87% decrease in total deal value compared to Q1 2025, totaling $0.8 billion C$ . However, transaction volume remained resilient with a 150% increase in… Read full article on ShaleExperts →
  • Wright to U.S. Oil Industry: The Price Signal Is Telling You to Drill
    Mar 23, 2026
    Energy Secretary Chris Wright stood in front of the largest gathering of oil executives in the world this morning and delivered a message that was equal parts market economics and wartime urgency: the price spike is… Read full article on ShaleExperts →

⚑ Same company across states: Cardinal Energy Group Inc.

OTC-Markets:CEGX:CEGX HQ: Dublin, Ohio

Curated alternate name for Cardinal Energy Group Inc. (from ShaleExperts company records):

  • CARDINAL ENERGY LTD.

Cardinal Petroleum has 271 wells on file in Montana.

Active in 10 counties — concentrated in Toole, Liberty, and Musselshell.

Most recent well: JOHNSON 16-22 (Rosebud county) — last updated March 1974.

Cardinal Petroleum county coverage

Counties where Cardinal Petroleum has wells. Click any county for its local activity.

Musselshell — 26 wellsChouteau CountyMeagher CountyRosebud — 15 wellsSweet Grass CountyLewis and Clark CountyPondera CountyGarfield CountyCarter — 7 wellsGallatin CountyLiberty — 40 wellsSilver Bow CountyCascade CountyFlathead CountyFergus — 7 wellsBroadwater CountyBig Horn CountySanders CountyLincoln CountyGranite CountyCuster CountyRichland CountyWibaux CountyGolden Valley CountyCarbon CountyToole — 95 wellsBlaine CountyJudith Basin CountyPowell CountyPark CountyRoosevelt CountyFallon CountyMcCone CountyStillwater CountyTeton CountyDawson CountyPowder River — 7 wellsGlacier — 14 wellsLake CountyHill — 8 wellsTreasure CountyMineral CountyYellowstone CountyJefferson CountyDeer Lodge CountyWheatland CountyRavalli CountyValley CountyPetroleum CountyPhillips CountyMissoula CountySheridan — 7 wellsDaniels CountyPrairie CountyMadison CountyBeaverhead County
< 77+8+15+40+

Recent wells

Well Name County Last activity Updates API
JOHNSON 16-22 Rosebud 1974-03-05 25087212060000
SEITZ 15-26 Golden Valley 1974-03-01 25037210100000
HUNT RNCH 16-31 Rosebud 1974-02-16 25087212090000
MCINTOSH 10-17 Custer 1974-02-08 25017211310000
State 11-26 Big Horn 1973-09-25 25003210890000
HOUGEN 1 Musselshell 1973-08-20 25065211870000
FEDERAL 9-30 Carbon 1973-05-21 25009210460000
Crawford 5-12 Teton 1973-05-17 25099210230000
HOWELL 3-20 Musselshell 1973-05-02 25065211760000
CHOUTEAU CATT 1 Teton 1973-02-27 25099210220000

Counties Worked by total wells in Montana

Toole95Liberty40Musselshell26Rosebud15Glacier14Hill8Sheridan7Carter7Fergus7Powder River7

Counties: Toole, Liberty, Musselshell, Rosebud, Glacier, Hill, Sheridan, Carter, Fergus, Powder River.

Top Oil & Gas Fields worked by Cardinal Petroleum by total wells

Pondera Coulee2Fred & George Creek2Big Gully1Black Jack1Graben Coulee1Laird Creek1Middle Butte1Sumatra1Wildcat Musselshell1Arch Apex1

Fields: Pondera Coulee, Fred & George Creek, Big Gully, Black Jack, Graben Coulee, Laird Creek, Middle Butte, Sumatra, Wildcat Musselshell, Arch Apex.

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