144 0001342017 XXXXXXXX LIVE 0001069258 KRATOS DEFENSE & SECURITY SOLUTIONS, INC. 001-34460 1 CHISHOLM TRAIL ROUND ROCK TX 92131 858-812-7300 Rock Stacey G Officer COMMON Morgan Stanley Smith Barney LLC Executive Services

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7522 139081.78 128900000 11/15/2023 NASDAQ COMMON 11/18/2014 RESTRICTED STOCK ISSUER N 1600 11/18/2014 COMPENSATION COMMON 02/28/2022 PERFORMANCE SHARES ISSUER N 5922 02/28/2022 COMPENSATION Y 11/15/2023 /s/ Stacey Glen Rock