X0306 4 2022-12-13 0 0001537028 Independence Contract Drilling, Inc. ICD 0001514334 MSD Partners, L.P. ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 10017 1 0 1 0 0001534735 MSD Credit Opportunity Master Fund, L.P. ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 1 0 1 0 0001919428 MSD PCOF Partners LXXIII, LLC ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 10017 1 0 1 0 0001919469 MSD PRIVATE CREDIT OPPORTUNITY (NON-ECI) FUND, LLC ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 10022 1 0 1 0 Common Stock 2022-12-13 4 S 0 7810 3.20 D 2020833 I See footnotes Common Stock 2022-12-14 4 S 0 2432 3.14 D 2018401 I See footnotes This statement is jointly filed by and on behalf of each of MSD Partners, L.P. ("MSD Partners"), MSD Credit Opportunity Master Fund, L.P. ("Master Fund"), MSD PCOF Partners LXXIII, LLC ("MSD PCOF Partners"), and MSD PRIVATE CREDIT OPPORTUNITY (NON-ECI) FUND, LLC ("MSD Private Credit Opportunity Fund"). Master Fund, MSD PCOF Partners, and MSD Private Credit Opportunity Fund are the record and direct beneficial owners of the securities reported herein. MSD Partners is the investment manager of each of Master Fund, MSD PCOF Partners and MSD Private Credit Opportunity Fund and may be deemed to beneficially own securities owned by Master Fund, MSD PCOF Partners and MSD Private Credit Opportunity Fund. [Cont'd] [Continuation] MSD Partners (GP), LLC ("MSD GP") is the general partner of MSD Partners and may be deemed to beneficially own securities owned by MSD Partners. Each of Gregg R. Lemkau, Marc R. Lisker and Brendan Rogers is a manager of MSD GP and may be deemed to beneficially own securities owned by MSD GP. Each of Messrs. Lemkau, Lisker and Rogers disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein. Christopher Gleysteen, who is a principal of MSD Partners, was appointed to the Issuer's board of directors. MSD PARTNERS, L.P. By: MSD Partners (GP), LLC Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Manager 2022-12-15 MSD CREDIT OPPORTUNITY MASTER FUND, L.P. By: MSD Partners, L.P. Its: Manager By: MSDPartners (GP), LLC Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title:Manager 2022-12-15 MSD PCOF Partners LXXIII, LLC By: MSD Partners, L.P. Its: Manager By: MSD Partners (GP), LLC Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Manager 2022-12-15 MSD PRIVATE CREDIT OPPORTUNITY (NON-ECI) FUND, LLC By: MSD Partners, L.P. Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Manager 2022-12-15