LABCORP HOLDINGS INC. — Director's Dealing 2018

May 25, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LABORATORY CORP OF AMERICA HOLDINGS (LH)
CIK: 0000920148
Period of Report: 2018-05-23

Reporting Person: KING DAVID P (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-23	Common Stock	M	49966	$84.86	Acquired	271635.3298	Direct
2018-05-23	Common Stock	S	44566	$175.2738	Disposed	227069.3298	Direct
2018-05-23	Common Stock	S	5400	$176.1281	Disposed	221669.3298	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-23	Non-qualified Stock Options	$84.86	M	49966	Disposed	2022-05-23	Common Stock (49966)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	27811	Indirect
Common Stock	47357	Indirect

Footnotes

F1: Pursuant to a plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2: The price of $175.2738 per share represents a weighted average of sales prices ranging from $175.00 to $175.998 per share. The reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F3: The price of $176.1281 per share represents a weighted average of sales prices ranging from $176.01 to $176.54 per share. The reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F4: Employee stock option (right to buy) granted pursuant to the Laboratory Corporation of America Holdings 2016 Omnibus Incentive Plan.

F5: The option vested in three equal annual installments beginning on 05/24/2013 and is now fully exercisable.