exhibit 10. 1 september 25, 2020 christian boas rue du moulin 12, 1310 la hulpe ( belgium ) emile boas avenue du beau feuillage 1a, 1950 kraainem ( belgium ) dreda / sylvie boas avenue e. van becelaere 103, 1170 watermael - boitsfort ( belgium ) asco industries nv and s. r. i. f. nv weiveldlaan 2, 1930 zaventem ( belgium ) re : amendment to the agreement for the sale and purchase of shares of s. r. i. f. nv dear sir / madam, we refer to the agreement for the sale and purchase of the shares of s. r. i. f. nv among christian boas, emile boas, dreda general partnership under belgian law and sylvie boas ( together, the “ sellers ” ), spirit aerosystems belgium holdings bvba ( the “ purchaser ” ) and spirit aerosystems holdings, inc. ( together with the purchaser, “ spirit ”, and spirit together with the sellers, the “ parties ” ), as amended ( the “ spa ” ). capitalized terms used herein and not otherwise defined have the meanings ascribed to them in the spa. whereas : ( a ) as of september 25, 2020, certain conditions precedent to the obligations of the parties to complete the transaction have not been satisfied ; ( b ) one of the remaining conditions precedent includes the european commission ’ s approval ( the “ ec condition ” ) to close the transaction in accordance with the commitments ; ( c ) as of september 25, 2020, spirit ’ s management believes it is unlikely that the ec condition will be satisfied by the long stop date and spirit does not expect to extend the long stop date ; and ( d ) during a conference call meeting held on 22 september 2020, mazars, appointed as the monitoring trustee for purposes of the commitments, has confirmed that it is very unlikely that the ec condition will be satisfied by the long stop date ; in view of the above, the parties agree and acknowledge that there is no further interest in continuing the efforts to pursue the fulfillment of the conditions precedent and therefore jointly agree to the following by means of this letter agreement ( the “ letter agreement ” ) : · the parties shall no longer be under the obligation to ensure in accordance with clauses 4. 3. 1 and 4. 4 that the conditions precedent are satisfied as soon