Page 1

SPIRIT AEROSYSTEMS Spirit AeroSystems Holdings , Inc. 3801 S. Oliver Wichita , KS 67210 www.spiritaero.com Exhibit 99.1 NEWS RELEASE P.O.Box 780008 MC K12-14 / Wichita , Kansas 67278-0008 www.spiritaero.com • • • • • • Spirit AeroSystems Reports First Quarter 2021 Results Delivered 269 shipsets , compared to 324 in Q1 2020 including 29 737 MAX shipsets in Q1 2021 compared to 18 in Q1 2020 ; expect to deliver about 160 737 MAX shipsets in 2021 $ 901 million in Q1 2021 revenue , compared to $ 1,077 million in Q1 2020 Cash used in operations of $ ( 170 ) million and free cash flow * of $ ( 198 ) million in Q1 2021 compared to cash used in operations of $ ( 331 ) million and free cash flow * of $ ( 362 ) million in Q1 2020 Full - year 2021 cash used in operations is expected to be between $ ( 50 ) to $ ( 150 ) million ; full - year 2021 free cash flow * is expected to be between $ ( 200 ) and $ ( 300 ) million EPS of $ ( 1.65 ) in Q1 2021 compared to $ ( 1.57 ) in Q1 2020 ; Adjusted EPS * of $ ( 1.22 ) in Q1 2021 compared to $ ( 0.79 ) in Q1 2020 Prepaid $ 300 million of floating rate notes in February 2021 Wichita , Kan . , May 5 , 2021 - Spirit AeroSystems Holdings , Inc. [ NYSE : SPR ] ( " Spirit " or the " Company " ) reported first quarter 2021 financial results . | Table 1. Summary Financial Results ( unaudited ) ( $ in millions , except per share data ) 1st Quarter 2021 2020 Change Revenues Operating Loss Operating Loss as a % of Revenues Net Loss Net Loss as a % of Revenues $ 901 $ 1,077 ( 16 % ) ( $ 126 ) ** ( $ 168 ) ( 14.0 % ) ** ( 15.5 % ) ** ( $ 172 ) ( $ 163 ) ** ( 19.0 % ) ( 15.1 % ) Loss Per Share ( Fully Diluted ) ( $ 1.65 ) ( $ 1.57 ) ** Adjusted Loss Per Share ( Fully Diluted ) * ( $ 1.22 ) ( $ 0.79 ) ** Fully Diluted Weighted Avg Share Count 104.1 103.7 ** * Represents an amount equal to or in excess of 100 % or not meaningful . " A year ago we were grappling with unprecedented disruption and uncertainty , ” said Tom Gentile , Spirit AeroSystems President and Chief Executive Officer . " The recovery this year is underway but slower than expected , particularly for international air travel , which is creating * Non - GAAP financial measure , see Appendix for reconciliation 1