Not listed COMPETITIVE COOPERATIVE AGREEMENT: US INDUSTRY OPPORTUNITIES FOR ADVANCED NUCLEAR TECHNOLOGY DEVELOPMENT FOA #DE-FOA-0001817. PATHWAY 1 FIRST OF A KIND AWARD TO X-ENERGY THIS MODIFICATION GRANTS A ONE-TIME NO COST EXTENSION TO THE AWARDEE UNDER 2 CFR 200.308(E)(2). THIS MODIFICATION: 1. CHANGES THE PERIOD OF PERFORMANCE END DATE FROM 07/06/2021 TO 01/06/2022. 2. CHANGES THE BUDGET PERIOD OF PERFORMANCE END DATE FROM 07/06/2021 TO 01/06/2022. ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME. UNILATERAL MODIFICATION. NO SIGNATURE REQUIRED. $0 7/1/21 Not listed THIS MODIFICATION OBLIGATES FUNDS TO FULLY FUND THE AWARD. THIS MODIFICATION: 1. OBLIGATES $1,095,255.27 TO THE AWARD. 2. THE TOTAL AMOUNT OF OBLIGATED FUNDS INCREASES BY $1,095,255.27 FROM $1,873,067.73 TO $2,968,323.00 3. THE TOTAL CEILING AMOUNT OF FUNDING REMAINS UNCHANGED FOR THE AWARD. THIS MODIFICATION ALSO UPDATES THE CONTRACTING CONTACT AT X ENERGY TO TIM BENDT. A NEW POINT OF CONTACT SHEET IS ATTACHED. UNILATERAL MOD, NO SIGNATURE REQUIRED. ATTACHED: BUDGET PAGES POINT OF CONTACT SHEET $1.1m 3/23/21 Not listed THIS MODIFICATION ADDS INCREMENTAL FUNDING TO THE AWARD IN THE AMOUNT OF $250,000 AND CORRECTS THE COST SHARE TO REFLECT THE 49/51 SHARE IN THE FINAL NEGOTIATED BUDGET. 1. INCREMENTAL FUNDING IN THE AMOUNT OF $250,000 IS OBLIGATED AND INCREASES FUNDING FROM $1,623,067.73 TO $1,873,067.73. 2. THE COST SHARE TO BE PROVIDED BY X ENERGY WAS INCORRECTLY ADJUSTED IN MOD 001 IN THE BUDGET INFORMATION SHEET IN SECTION A BUDGET SUMMARY - NON-FEDERAL AND IN SECTION C FFRDC FUNDING - AWARDEE COST SHARE IN THE BASE AWARD AND IS CORRECTED IN THIS MODIFICATION. X ENERGY'S COST SHARE IS INCREASED BY $95,584 FROM $3,563,907 TO $3,659,491. 3. THE COST SHARE TO BE PROVIDED BY DOE WAS INCORRECTLY LISTED IN THE BUDGET INFORMATION SHEET IN MOD 001 IN SECTION A BUDGET SUMMARY - FEDERAL AND IN SECTION C FFRDC - DOE SHARE IN THE BASE AWARD AND IS CORRECTED IN THIS MODIFICATION. DOE'S COST SHARE IS CORRECTED BY A DECREASE OF $95,584 FROM $3,063,907 TO $2,968,323. DOE'S TOTAL COST SHARE, INCLUDING THE FFRDC AMOUNT OF $500,000 IS $3,468,323. 4. THE TOTAL AMOUNT OF THE AWARD REMAINS THE SAME AT $7,127,814.00 ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME. ATTACHMENT: BUDGET PAGES $250.0k 1/25/21 Not listed THIS MODIFICATION ADDS INCREMENTAL FUNDING TO THE AWARD IN THE AMOUNT OF $350,000 AND CORRECTS THE COST SHARE TO REFLECT THE 50/50 SHARE IN THE FINAL NEGOTIATED BUDGET. 1. INCREMENTAL FUNDING IN THE AMOUNT OF $350,000 IS OBLIGATED AND INCREASES FUNDING FROM $1,273,067.73 TO $1,623,067.73. 2. THE COST SHARE TO BE PROVIDED BY X ENERGY WAS INCORRECTLY LISTED IN THE BUDGET INFORMATION SHEET IN SECTION A BUDGET SUMMARY - NON-FEDERAL AND IN SECTION C FFRDC FUNDING - AWARDEE COST SHARE IN THE BASE AWARD AND IS CORRECTED IN THIS MODIFICATION. X ENERGY'S COST SHARE IS REDUCED BY $95,584 FROM $3,659,491 TO $3,563,907. 3. THE COST SHARE TO BE PROVIDED BY DOE WAS INCORRECTLY LISTED IN THE BUDGET INFORMATION SHEET IN SECTION A BUDGET SUMMARY - FEDERAL AND IN SECTION C FFRDC - DOE SHARE IN THE BASE AWARD AND IS CORRECTED IN THIS MODIFICATION. DOE'S COST SHARE IS CORRECTED BY AN INCREASE OF $95,584 FROM $2,968,323 TO $3,063,907. DOE'S TOTAL COST SHARE, INCLUDING THE FFRDC AMOUNT OF $500,000 IS $3,563,907. 4. THE TOTAL AMOUNT OF THE AWARD REMAINS THE SAME AT $7,127,814.00 ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME. ATTACHMENT: BILATERAL MODIFICATION SIGNATURE PAGE BUDGET PAGES $350.0k 11/2/20 Not listed COMPETITIVE COOPERATIVE AGREEMENT: US INDUSTRY OPPORTUNITIES FOR ADVANCED NUCLEAR TECHNOLOGY DEVELOPMENT FOA #DE-FOA-0001817. PATHWAY 1 FIRST OF A KIND AWARD TO X-ENERGY $1.3m 7/6/20