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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1. Name and Address of Reporting Person * RIEPE JAMES S   2. Issuer Name and Ticker or Trading Symbol LPL Financial Holdings Inc. [LPLA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O LPL FINANCIAL HOLDINGS INC., 75 STATE STREET, 22ND FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 03/02/2018 (Street) BOSTON, MA 02109 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 03/02/2018   M   4,500 A $ 27.17 75,721 D   Common Stock 03/02/2018   M   4,500 A $ 26.33 80,221 D   Common Stock 03/02/2018   M   4,500 A $ 24.96 84,721 D   Common Stock 03/02/2018   S   5,632 D $ 62.77 (1) 79,089 D   Common Stock               35,971 I By Stone Barn LLC

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

Option to purchase Common Stock

$ 27.17

03/02/2018

M

4,500

(2)

05/14/2018

Common Stock

4,500

$ 0

0

D

Option to purchase Common Stock

$ 26.33

03/02/2018

M

4,500

(3)

09/09/2018

Common Stock

4,500

$ 0

0

D

Option to purchase Common Stock

$ 24.96

03/02/2018

M

4,500

(4)

11/19/2018

Common Stock

4,500

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RIEPE JAMES S C/O LPL FINANCIAL HOLDINGS INC. 75 STATE STREET, 22ND FLOOR BOSTON, MA 02109	X

Signatures

/s/ Gregory M. Woods, attorney-in-fact		03/02/2018
**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)	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.60 to $62.90, inclusive. The reporting person undertakes to provide to LPL Financial Holdings Inc., any security holder of LPL Financial Holdings Inc., 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 in this footnote (1) to this Form 4.
(2)	This option became exercisable in three equal installments, beginning on May 14, 2009, which was the first anniversary of the date on which it was granted. The option became fully vested on May 14, 2011.
(3)	This option became exercisable in three equal installments, beginning on September 9, 2009, which was the first anniversary of the date on which it was granted. The option became fully vested on September 9, 2011.
(4)	This option became exercisable in three equal installments, beginning on November 19, 2009, which was the first anniversary of the date on which it was granted. The option became fully vested on November 19, 2011.
Remarks: The signatory is signing on behalf of James S. Riepe pursuant to a Power of Attorney dated March 10, 2014, which was previously filed with the Commission.

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