0001606268-20-000051 4 1 20200518 20200520 20200520 Hartwick Kenneth Michael 0001489396 4 34 001-36559 20898278 200 CLARENDON STREET BOSTON MA 02116 Spark Energy, Inc. 0001606268 4931 465453215 DE 1231 12140 WICKCHESTER LANE SUITE 100 HOUSTON TX 77079 (713) 600-2600 12140 WICKCHESTER LANE SUITE 100 HOUSTON TX 77079 4 1 wf-form4_159000569530466.xml FORM 4 X0306 4 2020-05-18 0 0001606268 Spark Energy, Inc. SPKE 0001489396 Hartwick Kenneth Michael 12140 WICKCHESTER LANE SUITE 100 HOUSTON TX 77079 1 0 0 0 Class A Common Stock 2020-05-18 4 M 0 9472 0 A 57313 D Class A Common Stock 2020-05-18 4 D 0 9472 6.77 D 47841 D Restricted Stock Unit 2020-05-18 4 M 0 9472 0 D Class A Common Stock 9472.0 0 D The shares of Class A Common Stock, par value $0.01 per share (the "Class A Common Stock"), reported represent shares issued as a result of vesting of 9,472 restricted stock units (the "Restricted Stock Units") on May 18, 2020. The 9,472 Restricted Stock Units were cash settled based on the closing price on the date of vesting. Each Restricted Stock Unit represents a right to receive, upon vesting, one share of Class A Common Stock of Spark Energy, Inc., cash, or a combination of both. Each Restricted Stock Unit includes tandem dividend equivalents which will vest upon the same schedule as the underlying Restricted Stock Unit. On March 25, 2019, the reporting person received a grant of 8,800 Restricted Stock Units and tandem dividend equivalent rights that vested in full on May 18, 2020. /s/ Kenneth M. Hartwick, by Dominique R. Colvard, Attorney-in-Fact 2020-05-20