CHIMERIX INC Development Agreements

Contract modification No. 67, dated September 20, 2021, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 4, 2021)

Contract modification No. 66, dated May 24, 2021, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United States... (Filed With SEC on November 4, 2021)

Contract modification No. 64, dated January 26, 2021 to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on February 25, 2021)

Contract modification No. 29, dated September 11, 2015, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 5, 2020)

Contract modification No. 28, dated September 1, 2015, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 5, 2020)

Contract modification No. 63, dated September 28, 2020, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 5, 2020)

Contract modification No. 62, dated September 11, 2020, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 5, 2020)

Contract modification No. 61, dated July 28, 2020, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 10, 2020)

Contract modification No. 60, dated June 17, 2020, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 10, 2020)

Contract modification No. 59, dated May 11, 2020, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United States... (Filed With SEC on August 10, 2020)

Contract modification No. 58, dated December 13, 2019, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on February 25, 2020)

Contract modification No. 57, dated July 12, 2019, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 8, 2019)

Contract modification No. 56, dated March 5, 2019, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on May 9, 2019)

Contract modification No. 55, dated January 10, 2019, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 5, 2019)

Contract modification No. 54, dated December 3, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 5, 2019)

Contract modification No. 53, dated September 6, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on November 8, 2018)

Contract modification No. 52, dated July 11, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 8, 2018)

Contract modification No. 51, dated May 31, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United States... (Filed With SEC on August 8, 2018)

Contract modification No. 50, dated March 20, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on May 7, 2018)

Contract modification No. 49, dated February 27, 2018, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 1, 2018)

Contract modification No. 48, dated December 21, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 1, 2018)

Contract modification No. 47, dated December 21, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 1, 2018)

Contract modification No. 46, dated November 27, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 1, 2018)

Contract modification No. 45, dated October 20, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on March 1, 2018)

Contract modification No. 40, dated June 16, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 7, 2017)

Contract modification No. 39, dated May 11, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United States... (Filed With SEC on August 7, 2017)

Contract modification No. 38, dated April 3, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on August 7, 2017)

Contract modification No. 37, dated March 27, 2017, to the contract by and between the Registrant and the Biomedical Advanced Research and Development Authority of the United... (Filed With SEC on May 9, 2017)