Subject to Completion, Dated December 2, 2019
Prospectus Supplement No. 1
(to Prospectus dated
November 27, 2019)
OFFER TO EXCHANGE AND CONSENT SOLICITATION
10.000% Senior Secured Notes due 2024 and
7.000% Junior Secured Notes due 2025
Any and All 6.625%
Senior Subordinated Notes due 2021
(CUSIP No. 909218 AB5ISIN US909218AB56)
Consents to Amend the Related Indenture and Notes
This prospectus supplement (this prospectus supplement) updates the statements and information and supersedes any inconsistent
statement or information contained in the prospectus dated November 27, 2019 (the prospectus) of Unit Corporation (we, us, or the Company) to modify the Late Exchange Consideration of the Exchange
Offer (as defined below). This prospectus supplement and the prospectus, taken together, constitute a current prospectus relating to the Companys offer to exchange (collectively, the Exchange Offer) any and all outstanding 6.625%
Senior Subordinated Notes due 2021 (the Old Notes) for, at the election of holders:
$735 principal amount of 10.000% Senior Secured Notes due 2024 (the Senior Secured Notes) per $1,000
principal amount of Old Notes validly tendered for exchange prior to the Expiration Date, subject to the Senior Secured Notes Cap (as defined in the prospectus) (the Senior Secured Option); or
$1,000 principal amount of 7.000% Junior Secured Notes due 2025 (the Junior Secured Notes and together
with the Senior Secured Notes, the New Notes) per $1,000 principal amount of Old Notes validly tendered for exchange prior to the Expiration Date.
This prospectus supplement contains important changes and should be read carefully and in its entirety in conjunction with the prospectus.
Except as set forth in this prospectus supplement, the terms and conditions of the Exchange Offer remain as set forth in the prospectus. Unless otherwise defined in this prospectus supplement, capitalized terms used in this prospectus supplement
shall have the same meanings as set forth in the prospectus.
The date of
this prospectus supplement is December 2, 2019