GeneDx Holdings Corp. — Director's Dealing 2021

Dec 4, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Sema4 Holdings Corp. (SMFR)
CIK: 0001818331
Period of Report: 2021-12-01

Reporting Person: White Karen Ann (Chief People Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-12-01	Class A Common Stock	A	1047	$6.05	Acquired	4068	Direct
2021-12-01	Class A Common Stock	F	362	$5.51	Disposed	3706	Direct

Footnotes

F1: The indicated shares were issued to Reporting Person as a stock bonus in connection with the elimination of Issuer's sabbatical leave program, in which all employees of Issuer hired on or before June 30, 2021 were provided an opportunity to receive a stock bonus in lieu of their continued eligibility to take sabbatical leave. The stock bonus was fully vested as of the date of issuance.

F2: Represents the number of shares required to be sold by the Reporting Person to cover certain tax obligation in connection with the stock bonus granted to the reporting person. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.51 to $5.56, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein.