X0508 4 2026-02-17 0 0001819974 SkyWater Technology, Inc SKYT 0001964417 Hilberg Christopher 2401 EAST 86TH STREET BLOOMINGTON MN 55425 0 1 0 0 Chief Risk & Compl. Officer 0 Common Stock 2026-02-17 4 F 0 3571 28.77 D 46300 D The Issuer withheld shares of common stock that would have otherwise been issuable to the Reporting Person to satisfy the Issuers tax withholding obligations in connection with the vesting of restricted stock units previously reported by the Reporting Person in accordance with Rule 16b-3. /s/ Steve Manko, Attorney-in-Fact 2026-02-19