X0306 4 2022-12-13 0 0001537028 Independence Contract Drilling, Inc. ICD 0001105497 MSD CAPITAL L P ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 10017 0 0 1 0 0001466872 MSD Energy Investments, L.P. ONE VANDERBILT AVENUE, 26TH FLOOR NEW YORK NY 10017 0 0 1 0 0000908724 DELL MICHAEL S ONE DELL WAY ROUND ROCK TX 78682 0 0 1 0 Common Stock 2022-12-13 4 S 0 1849 3.20 D 75725 I See footnotes Common Stock 2022-12-14 4 S 0 576 3.14 D 75149 I See footnotes This statement is jointly filed by and on behalf of each of MSD Capital, L.P. ("MSD Capital"), MSD Energy Investments, L.P. ("MSD Energy Investments") and Michael S. Dell. MSD Energy Investments is the record and direct beneficial owner of the shares of the issuer's common stock reported herein. MSD Capital is the general partner of MSD Energy Investments and may be deemed to beneficially own securities owned by MSD Energy Investments. MSD Capital Management LLC ("MSD Capital Management") is the general partner of MSD Capital and may be deemed to beneficially own securities owned by MSD Capital. [Cont'd] [Continuation] Michael S. Dell is the controlling member of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Gregg R. Lemkau and Marc R. Lisker is a manager of, and may be deemed to beneficially own securities beneficially owned by, MSD Capital Management. Each of Messrs. Dell, Lemkau, and Lisker disclaims beneficial ownership of such securities except to the extent of any pecuniary interest therein. MSD Capital, L.P. By: MSD Capital Management LLC Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Manager 2022-12-15 MSD Energy Investments, L.P. By: MSD Capital, L.P. Its: General Partner By: MSD Capital Management LLC Its: General Partner By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Manager 2022-12-15 Michael S. Dell By: /s/ Marc R. Lisker Name: Marc R. Lisker Title: Attorney-in-Fact 2022-12-15