144 0001233432 XXXXXXXX LIVE 0000820318 COHERENT CORP. 001-39375 375 Saxonburg Boulevard Saxonburg PA 16056 724-352-4455 SHAKER SADASIVAM Director Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

29292 2343360.00 155440611 06/03/2025 NYSE Common 08/20/2016 Exercise of options under a registered plan issuer N 9240 08/20/2020 Services Rendered Common 08/28/2018 Exercise of options under a registered plan issuer N 4020 08/28/2022 Services Rendered Common 08/18/2018 Restricted stock vesting under a registered plan issuer N 760 08/18/2018 Services Rendered Common 08/28/2019 Restricted stock vesting under a registered plan issuer N 1232 08/28/2019 Services Rendered Common 08/18/2017 Exercise of options under a registered plan issuer N 5700 08/18/2021 Services Rendered Common 08/20/2018 Restricted stock vesting under a registered plan issuer N 1232 08/20/2018 Services Rendered Common 08/28/2019 Exercise of options under a registered plan issuer N 5812 08/28/2023 Services Rendered Common 08/28/2019 Restricted stock vesting under a registered plan issuer N 536 08/28/2019 Services Rendered Common 08/18/2019 Restricted stock vesting under a registered plan issuer N 760 08/18/2019 Services Rendered Y 06/03/2025 /s/ Shaker Sadasivam