X0306 4 2022-12-21 0 0000031791 PERKINELMER INC PKI 0001684136 Singh Prahlad R. 940 WINTER STREET WALTHAM MA 02451 1 1 0 0 Please See Remarks Common Stock 2022-12-21 4 M 0 14187 48.975 A 62469 D Common Stock 2022-12-21 4 S 0 14087 140.516 D 48382 D Common Stock 2022-12-21 4 S 0 100 141.05 D 48282 D Common Stock 25088 I By Singh Family Trust of 2021 NQ Stock Option (right to buy) 48.975 2022-12-21 4 M 0 14187 0.00 D 2023-03-04 Common Stock 14187 0 D The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by Mr. Singh on May 27, 2022. The price reported represents a weighted average sale price of shares sold in multiple transactions at prices ranging from $139.94 to $140.93. The Reporting Person hereby undertakes, upon request of the Staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, to provide full information regarding the number of shares sold at each separate price. Securities held in an irrevocable trust for the sole benefit of the reporting person's children. The reporting person's spouse is the trustee of the trust. The reporting person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest, if any, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. This option became exercisable in three equal annual installments beginning on March 4, 2017, which was the first anniversary of the date on which the option was granted. President, Chief Executive Officer and Director /s/ John L. Healy (POA on file) for Prahlad R. Singh 2022-12-23