Texas oil lease

Producing

GREYSTOKE 1-5 E

Name: GREYSTOKE 1-5 E monthly oil and gas production, Martin County, Texas
Creator: Texas Railroad Commission

Greystoke 1-5 E is an oil lease in Martin County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

3 wells

294,873bbl oil, since Jan 2026

Operator: Diamondback E&P LLC
County: Martin County
Field: Spraberry (Trend Area)
RRC lease: 08-64688

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Where it sits

This county

Martin County

Gas, since Jan 2026: 381,893 mcf
Oil in Jul 2026: 55,956 bbl

Production by month

Oil output rose 378% since Jan 2026

Oil (bars)
Gas (line)

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

96% of the gas went to a transmission line in the 5 months reported

Transmission line (2)
Lease fuel (1)
Flared (4)

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Transmission line (2)
96% · 367,777 mcf
Lease fuel (1)
3.0% · 11,600 mcf
Flared (4)
0.7% · 2,516 mcf

0.7% of the gas flared in the 5 months reported. No month above 3%.

3 wells on this lease

Wells on GREYSTOKE 1-5 E
API number	Well no.	Status
42-317-46910	3LS	Active
42-317-46913	2MS	Active
42-317-46917	3JM	Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From
Medallion Operating Company, LLC	Oil	Gathers	100	Jun 1, 2026
Enterprise Products Operating LLC	Casinghead gas	Buys	100	Jun 1, 2026
Enterprise Products Operating LLC	Casinghead gas	Gathers	100	Jun 1, 2026

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

Who buys my oil Oil price check

727.71 acres on the newest permit

An allocation well is on this lease

Permits for Greystoke 1-5 E
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-317-46913	2MS	Jul 18, 2025	Mar 8, 2026	727.71	Horizontal, allocation
42-317-46917	3JM	Jul 18, 2025	Mar 8, 2026	727.71	Horizontal, allocation
42-317-46910	3LS	Jul 15, 2025	Sep 11, 2025	727.71	Horizontal, allocation

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Unit decimal checker

What Diamondback Energy, Inc. told investors it received

Diamondback E&P LLC is linked to Diamondback Energy, Inc. (FANG).

Realized prices reported by Diamondback Energy, Inc.
Quarter	Oil$ per bbl	Gas$ per mcf	Gas liquids$ per bbl	Filing
Q2 2026	$96.82	−$2.15	$18.56	SEC filing
Q1 2026	$73.47	$0.18	$16.68	SEC filing
Q4 2025	$58.00	$0.03	$13.51	SEC filing
Q3 2025	$64.60	$0.75	$17.28	SEC filing
Q2 2025	$63.23	$0.88	$18.13	SEC filing
Q1 2025	$70.95	$2.11	$23.94	SEC filing

SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

7 months, newest first

Ledger for GREYSTOKE 1-5 E
Month	Oil producedbbl	Oil soldbbl	Gas producedmcf	Gas soldmcf, codes 2+3	Flaredmcf	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026	55,956	55,894	108,847	105,769	542	$80.46	$2.89
Jun 2026	67,549	67,647	107,935	103,862	1,083	$84.81	$3.15
May 2026	65,000	64,954	70,976	67,705	796	$102.13	$2.94
Apr 2026	66,920	66,870	61,893	59,742	28	$100.32	$2.77
Mar 2026	39,448	39,306	32,242	30,699	67	$91.38	$3.04
Feb 2026	0	0	0	0	0	$64.51	$3.62
Jan 2026	0	0	0	0	0	$60.04	$7.72

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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