X0306 4 2021-04-20 0 0001819974 SkyWater Technology, Inc SKYT 0001856687 Wold Steven P. 2401 EAST 86TH STREET BLOOMINGTON MN 55425 0 1 0 0 Chief Admin Officer Common Stock 2021-04-21 4 A 0 16860 0.00 A 628734 D Common Stock 2021-04-21 4 A 0 10357 0.00 A 639091 D Options to Acquire Common Stock 14.00 2021-04-20 4 A 0 14266 0.00 A 2022-07-20 Common Stock 14266 14266 D Options to Acquire Common Stock 14.00 2021-04-20 4 A 0 22516 0.00 A 2031-04-20 Common Stock 22516 22516 D Represents a grant of restricted stock units ("RSUs"). The RSUs vest in full on the first anniversary of the grant date contingent on the reporting person's continuation in service on such vesting date. Represents a grant of RSUs. The RSUs vest ratably on each of the first, second and third anniversaries of the grant date contingent on the reporting person's continuation in service on each applicable vesting date. The options vest in full on the first anniversary of the grant date contingent on the reporting person's continuation in service on such vesting date. The options vest ratably on each of the first, second, third and fourth anniversaries of the grant date contingent on the reporting person's continuation in service on each applicable vesting date. /s/ Jason Stokes, Attorney-in-Fact 2021-04-22