Marc Ostro Form 4 ZS Pharma / MARC OSTRO 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^*

OSTRO MARC

(Last) (First) (Middle)

805 VETERANS BLVD, SUITE 300

(Street)

REDWOOD CITY CA 94063

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ZS Pharma, Inc. [ ZSPH ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/18/2015

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

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
Stock Options (right to buy)	(1)	06/18/2015		A		4,000		(1)	(1)	Common Stock	4,000	$55.57	4,000	D
Restricted Stock Unit	(2)	06/18/2015		A		1,000		(2)	(2)	Common Stock	1,000	$0.00	1,000	D

Explanation of Responses:

1. Mr. Ostro was granted an option to purchase 4,000 shares of common stock at an exercise price per share of $55.57 on June 18, 2015. This option vests in full on the earlier of the first anniversary of the date of grant or the date of the first annual meeting of the company's Stockholders that occurs after the date of grant, in each case subject to Mr. Ostro's continuing to serve as a member of the board of directors of the company and to the terms of the option agreement accompanying the grant.

2. On June 18, 2015, Mr. Ostro was granted 1,000 restricted stock units representing the right to receive one share of common stock upon vesting of each restricted stock unit. The restricted stock units vest in full on the earlier of the first anniversary of the date of grant or the date of the first annual meeting of the company's Stockholders that occurs after the date of grant, in each case subject to Mr. Ostro's continuing to serve as a member of the board of directors of the company.

Remarks:

	/s/ Marc Ostro	06/25/2015
	** 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).
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