FISHER -5-

Oil // district 10 // lease#26627

op: VIN FISHER OPERATING, INC.

cum_oil

216k BBL

cum_gas

0 MCF

wells

8

production

1993-01 — 2026-03

peak_month

2014-07

-- production_history

cum_oil: 215,937 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,741 BBL/mo

Di (annual)

7.7%

b-factor

0.0

EUR

264,749 BBL

R-squared

0.398

type

exponential

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8RING ENERGY, INC.16,7502015-04-13
7RING ENERGY, INC.15,1002014-08-19
6RING ENERGY, INC.16,7502014-08-18
5RING ENERGY, INC.15,1002014-03-25
4RING ENERGY, INC.15,1002014-03-22
3RING ENERGY, INC.15,1002013-09-30
2WALKER, CHAS. L.14,9501981-08-11
1WALKER, CHAS. L.14,9501981-03-10
EOF // multi-state drilling data platform // 2026