Exhibit 99.1 Codexis Reports First Quarter 2024 Financial Results Q1 Total Revenue Up 32% Year-over-year, Including Product Revenue Up 14%; Company Reiterates 2024 Financial Guidance First Substantial Order for dsRNA Ligase Received from Large Pharma Customer Company is in Final Stages of Enzymatically Synthesizing a Full-Length Oligonucleotide with ECO Synthesis™ Manufacturing Platform and will Provide Update at TIDES USA Meeting REDWOOD CITY, Calif., May 2, 2024 -- Codexis, Inc. (NASDAQ: CDXS), a leading ...