X0306 4 2020-09-28 0 0000886835 SUPERIOR ENERGY SERVICES INC SPN 0001541112 Ballard Westervelt T. JR 1001 LOUISIANA STREET, SUITE 2900 HOUSTON TX 77002 0 1 0 0 EVP, CFO & Treasurer Common Stock 2020-09-28 4 D 0 885 0.00 D 93410 D Restricted Stock Units 0.00 2020-09-28 4 D 0 375 0.00 D Common Stock 375 0 D Restricted Stock Units 0.00 2020-09-28 4 D 0 5702 0.00 D Common Stock 5702 0 D Phanton Stock Units 0.00 2020-09-28 4 D 0 66741 0.00 D Common Stock 66741 0 D Stock Option (Right to Buy) 0.00 2020-09-28 4 D 0 8281 0.00 D Common Stock 8281 0 D The reported transaction involved the reporting person's voluntary forfeiture of 885 shares of unvested restricted stock in connection with the Issuer adopting a key employee retention plan. The reported transaction involved the reporting person's voluntary forfeiture of 375 shares of unvested restricted stock in connection with the Issuer adopting a key employee retention plan. The reported transaction involved the reporting person's voluntary forfeiture of 5,702 shares of unvested restricted stock in connection with the Issuer adopting a key employee retention plan. The reported transaction involved the reporting person's voluntary forfeiture of 66,741 shares of unvested phantom stock in connection with the Issuer adopting a key employee retention plan. Reflects a reverse stock split of the Issuer's common stock at a ratio of 1-for-ten, effective on December 18, 2019 at 5:00 p.m. Eastern Time, whereby the the resulting fractional share was rounded down to the nearest whole share. The reported transaction involved the reporting person's voluntary forfeiture of unvested stock options to acquire 8,281 shares of Issuer's common stock in connection with the Issuer adopting a key employee retention plan. /s/ William B. Masters, on behalf of Westervelt T. Ballard, Jr., pursuant to a power of attorney 2020-09-30