Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
KING DAVID P
   2. Issuer Name and Ticker or Trading Symbol
LABORATORY CORP OF AMERICA HOLDINGS [LH] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President & CEO
(Last)
(First)
(Middle)
531 SOUTH SPRING STREET		 3. Date of Earliest Transaction (Month/Day/Year)
07/01/2015
(Street)

BURLINGTON, NC 27215		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 07/01/2015   M(1)   50,000 A $ 80.37 116,063.4475 (2) D  
Common Stock 07/01/2015   S(1)   20,510 D $ 121.4106 (3) 95,553.4475 (2) D  
Common Stock 07/01/2015   S(1)   29,490 D $ 122.0377 (4) 66,063.4475 (2) D  
Common Stock               31,223 I By grantor retained annunity trust
Common Stock               27,296 I By grantor retained annunity trust

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Non-qualified Stock Options (5) $ 80.37 07/01/2015   M(1)     50,000 02/20/2008(6) 02/20/2017 Common Stock 50,000 $ 0 50,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
KING DAVID P
531 SOUTH SPRING STREET
BURLINGTON, NC 27215		   X     President & CEO  

Signatures

 /s/ F. Samuel Eberts III, Attorney-in-Fact for David P. King   07/06/2015
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Pursuant to a plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934.
(2) Amount includes 164.8817 shares acquired on June 30, 2015 under the Laboratory Corporation of America Holdings 1997 Employee Stock Purchase Plan.
(3) The price of $121.4106 per share represents a weighted average of sales prices ranging from $120.74 to $121.73 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.
(4) The price of $122.0377 per share represents a weighted average of sales prices ranging from $121.74 to $122.43 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.
(5) Employee stock option (right to buy) granted pursuant to the Laboratory Corporation of America Holdings 2000 Stock Incentive Plan.
(6) The option vested in three equal annual installments beginning on 2/20/2008 and is now fully exercisable.

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