Statement of Changes in Beneficial Ownership (4)

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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* Aisling Capital IV, LP	2. Issuer Name and Ticker or Trading Symbol Zosano Pharma Corp [ ZSAN ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __ X __ 10% Owner _____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle) 888 SEVENTH AVENUE, 12TH FLOOR,	3. Date of Earliest Transaction (MM/DD/YYYY) 4/11/2019
(Street) NEW YORK, NY 10106 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ 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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, par value of $0.0001	4/11/2019		A		428571	A	$3.50	2028571	D ⁽¹⁾

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

(1)

The securities are directly held by Aisling Capital IV, LP ("Aisling"), and may be deemed to be beneficially owned by Aisling Capital Partners IV, LP ("Aisling GP"), as general partner of Aisling, Aisling Capital Partners IV LLC ("Aisling Partners"), as general partner of Aisling GP, and each of the individual managing members and partners (collectively, the "Managers") of Aisling GP and Aisling Partners. The Managers of Aisling Partners are Dr. Andrew Schiff and Steve Elms.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Aisling Capital IV, LP 888 SEVENTH AVENUE, 12TH FLOOR NEW YORK, NY 10106		X
Aisling Capital Partners IV, LP 888 SEVENTH AVE., 12TH FLOOR NEW YORK, NY 10106		X
Aisling Capital Partners IV LLC 888 SEVENTH AVE., 12TH FLOOR NEW YORK, NY 10106		X
ELMS STEVE C/O AISLING CAPITAL MANAGEMENT LP 888 SEVENTH AVE., 12TH FLOOR NEW YORK, NY 10106		X
SCHIFF ANDREW N C/O AISLING CAPITAL MANAGEMENT LP 888 SEVENTH AVE., 12TH FLOOR NEW YORK, NY 10106		X

Signatures
AISLING CAPITAL IV, LP, by Aisling Capital Partners IV, LP, its General Partner, by Aisling Capital Partners IV LLC, its General Partner, /s/ Andrew Schiff, Managing Member		4/12/2019
^** Signature of Reporting Person		Date
AISLING CAPITAL PARTNERS IV, LP, by Aisling Capital Partners IV LLC, its General Partner, /s/ Andrew Schiff, Managing Member		4/12/2019
^** Signature of Reporting Person		Date
AISLING CAPITAL PARTNERS IV LLC, /s/ Andrew Schiff, Managing Member		4/12/2019
^** Signature of Reporting Person		Date
/s/ Steve Elms		4/12/2019
^** Signature of Reporting Person		Date
/s/ Andrew Schiff		4/12/2019
^** 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).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.