Roberts Bryan E Form 4 CASTLIGHT HEALTH / BRYAN E ROBERTS ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

ROBERTS BRYAN E

(Last) (First) (Middle)

C/O VENROCK

3340 HILLVIEW AVENUE

(Street)

PALO ALTO CA 94304

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CASTLIGHT HEALTH, INC. [ CSLT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/12/2015

4. If Amendment, Date of 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

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
Class B Common Stock	11/12/2015		P		22,061	A	$3.85	1,028,061	I	By Funds(1)
Class B Common Stock	11/13/2015		P		56,242	A	$3.85	1,084,303	I	By Funds(2)
Class B Common Stock	11/16/2015		P		51,127	A	$3.84	1,135,430	I	By Funds(3)
Class B Common Stock								12,500	D(4)

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Venrock Associates V, L.P. ("VA5") holds an aggregate of 927,654 shares, Venrock Partners V, L.P. ("VP5") holds an aggregate of 78,587 shares and Venrock Entrepreneurs Fund V, L.P. ("VEF5") holds an aggregate of 21,820 shares. Venrock Management V, LLC, VEF Management V, LLC and Venrock Partners Management V, LLC (collectively, the "Venrock GP Entities") are the sole general partners of VA5, VEF5 and VP5 (collectively, the "Funds"), respectively, and may be deemed to beneficially own these shares. Dr. Roberts is a member of the Venrock GP Entities and may be deemed to beneficially own these shares. Dr. Roberts and the Venrock GP Entities expressly disclaim beneficial ownership over these shares except to the extent of their indirect pecuniary interests therein.

2. VA5 holds an aggregate of 978,403 shares, VP5 holds an aggregate of 82,886 shares and VEF5 holds an aggregate of 23,014 shares. The Venrock GP Entities are the sole general partners of VA5, VEF5 and VP5, respectively, and may be deemed to beneficially own these shares. Dr. Roberts is a member of the Venrock GP Entities and may be deemed to beneficially own these shares. Dr. Roberts and the Venrock GP Entities expressly disclaim beneficial ownership over these shares except to the extent of their indirect pecuniary interests therein.

3. VA5 holds an aggregate of 1,024,499 shares, VP5 holds an aggregate of 86,860 shares and VEF5 holds an aggregate of 24,071 shares. The Venrock GP Entities are the sole general partners of VA5, VEF5 and VP5, respectively, and may be deemed to beneficially own these shares. Dr. Roberts is a member of the Venrock GP Entities and may be deemed to beneficially own these shares. Dr. Roberts and the Venrock GP Entities expressly disclaim beneficial ownership over these shares except to the extent of their indirect pecuniary interests therein.

4. The reporting person is a member of VR Management, LLC (the "Management Company"). Under an agreement between the reporting person and the Management Company, the reporting person is deemed to hold the reported shares for the sole benefit of the Management Company and must exercise the reported shares solely upon the direction of the Management Company, which is entitled to the shares. The Management Company may be deemed the indirect beneficial owner of the reported shares, and the reporting person may be deemed the indirect beneficial owner of the reported shares through his interest in the Management Company. The reporting person disclaims beneficial ownership of the reported shares except to the extent of his pecuniary interest therein.

Remarks:

	/s/ Bryan E. Roberts	11/16/2015
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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