CUSIP No. 03969107	 	Page 1 of 13	

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

SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 1)*

Ardelyx, Inc.
(Name of Issuer)
Common Stock, $0.0001 par value per share
(Title of Class of Securities)
039697107
(CUSIP Number)
December 31, 2016
(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
☐ Rule 13d-1(b)
☐ Rule 13d-1(c)
☒ Rule 13d-1(d)
 
*	The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.	
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

 	 	 	
CUSIP No. 03969107	 	Page 2 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
Presidio Partners 2007 GP, LLC	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    Delaware	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    OO	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 3 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
Presidio Partners 2007 GP, L.P.	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    Delaware	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    PN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 4 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
Presidio Partners 2007, L.P.	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    Delaware	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    PN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 5 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
Presidio Partners 2007 (Parallel), L.P.	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    Delaware	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    PN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 6 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
David J. Collier	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    United States of America	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    IN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 7 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
Faysal A. Sohail	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    United States of America	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    0	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    0	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.58% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    IN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

 	 	 	
CUSIP No. 03969107	 	Page 8 of 13	

  1 	 	NAMES OF REPORTING PERSONS
 
James F. Watson	 	
  2	 	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)  ☐        (b)  ☒ (1)
 	 	
  3	 	SEC USE ONLY
 	 	
  4	 	CITIZENSHIP OR PLACE OF ORGANIZATION
 
    United States of America	 	
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH:	  	5 	  	SOLE VOTING POWER
 
    5,318	 	
 	  	6	  	SHARED VOTING POWER
 
    2,640,559 (2)	 	 	 	 	
 	  	7	  	SOLE DISPOSITIVE POWER
 
    5,318	 	 	 	 	 	 	 	
 	  	8	  	SHARED DISPOSITIVE POWER
 
    2,640,559 (2)	 	 	 	 	 	 	 	 	 	
  9	 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
    2,645,229 (2)	 	 	 	 	 	 	 	 	 	
10	 	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)    ☐
 	 	 	 	 	 	 	 	 	 	
11	 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
    5.59% (3)	 	 	 	 	 	 	 	 	 	
12	 	TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
    IN	 	 	 	 	 	 	 	 	 	
 
(1)	This Schedule 13G is filed by Presidio Partners 2007 GP, LLC (“Presidio GP LLC”), Presidio Partners 2007 GP, L.P. (“Presidio GP LP”), Presidio Partners 2007, L.P. (“Presidio 2007”) and Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”), David J. Collier (“Collier”), Faysal A. Sohail (“Sohail”) and James F. Watson (“Watson”) (together, the “Reporting Persons”). The Reporting Persons may be considered a “group” for purposes of Section 13 of the Exchange Act and expressly disclaim status as a “group” for purposes of this Schedule 13G. Presidio GP LLC serves as the general partner of Presidio GP LP, which serves as the general partner of Presidio 2007 and Presidio Parallel and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel. Collier, Watson and Sohail share voting and investment power over and may be deemed to own beneficially the shares held by Presidio 2007 and Presidio Parallel.	
(2)	Includes 2,574,369 shares of Common Stock held by Presidio 2007, 648 shares of Common Stock held by Presidio GP LP and 65,542 shares of Common Stock held by Presidio Parallel as of December 31, 2016.	
(3)	The percentage is based upon 47,301,894 shares of Common Stock of the Issuer outstanding (as of November 1, 2016) as reported by the Issuer in its 10-Q for the period ended September 30, 2016; and filed on November 7, 2016.	

Schedule 13G

CUSIP No. 03969107	  	Page 9 of 13	
 
Item 1(a).	NameofIssuer:	
Ardelyx, Inc.
 
Item 1(b).	AddressofIssuer’sPrincipalExecutiveOffices:	
34175 Ardenwood Boulevard, Suite 200, Fremont, CA 94555
 
Item 2(a).	NamesofPersonsFiling:	
This Schedule 13G is being jointly filed by:
Presidio Partners 2007 GP, LLC (“Presidio GP LLC”)
Presidio Partners 2007 GP, L.P. (“Presidio GP LP”)
Presidio Partners 2007, L.P. (“Presidio 2007”)
Presidio Partners 2007 (Parallel), L.P. (“Presidio Parallel”)
David J. Collier (“Collier”)
Faysal A. Sohail (“Sohail”)
James F. Watson (“Watson”)
 
Item 2(b).	AddressofPrincipalBusinessOfficeor,ifNone,Residence:	
Presidio Partners
1 Letterman Drive, Building C, Suite CM 500
San Francisco, CA 94129
 
Item 2(c).	Citizenship:	

Presidio GP LLC	  	-	    	Delaware Limited Liability Company	
Presidio GP LP	  	-	    	Delaware Limited Partnership	
Presidio 2007	  	-	    	Delaware Limited Partnership	
Presidio Parallel	  	-	    	Delaware Limited Partnership	
Collier	  	-	    	Unites States citizen	
Sohail	  	-	    	United States citizen	
Watson	  	-	    	United States citizen	
 
Item 2(d).	TitleofClass ofSecurities:	
Common Stock, $0.0001 par value per share.
 
Item 2(e).	CUSIPNumber:	
039697107
 
Item 3.	Ifthisstatementisfiledpursuantto§§240.13d-1(b)or240.13d-2(b)or(c),checkwhetherthe person filing is a :	
Not applicable.

 	 	 	 	 	
CUSIP No. 03969107	  	 	  	Page 10 of 13	
 
Item 4.	Ownership.	

Presidio Entity	  	Shares Held
Directly	 	  	Sole
Voting
Power	 	  	Shared
Voting
Power	 	  	Sole
Dispositive
Power	 	  	Shared
Dispositive
Power	 	  	Beneficial
Ownership	 	  	Percentage
of Class	 	
Presidio GP LLC	  	 	0	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Presidio GP LP	  	 	648	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Presidio 2007	  	 	2,574,369	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Presidio Parallel	  	 	65,542	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Collier	  	 	0	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Sohail	  	 	0	  	  	 	0	  	  	 	2,640,559	  	  	 	0	  	  	 	2,640,559	  	  	 	2,640,559	  	  	 	5.58	% 	
Watson	  	 	5,318	  	  	 	5,318	  	  	 	2,640,559	  	  	 	5,318	  	  	 	2,640,559	  	  	 	2,645,229	  	  	 	5.59	% 	
 
Item 5.	OwnershipofFivePercentorLessofaClass.	
If this statement is being filed to report the fact that as of the date hereof the Reporting Persons have ceased to be the beneficial owner of more than five percent of the class of securities, check the following  ☐.
 
Item 6.	OwnershipofMorethanFivePercentonBehalfofAnotherPerson.	
Not applicable.
 
Item 7.	IdentificationandClassificationoftheSubsidiaryWhichAcquiredtheSecurityBeingReportedonbythe Parent Holding Company or Control Person .	
Not applicable.
 
Item 8.	IdentificationandClassificationofMembersoftheGroup.	
Not applicable.
 
Item 9.	NoticeofDissolutionofGroup.	
Not applicable.
 
Item 10.	Certification.	
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purposes or effect.

 	 	 	 	 	
CUSIP No. 03969107	  	 	  	Page 11 of 13	
 
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
Date: February 10, 2017

Presidio Partners 2007 GP, LLC	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007 GP, L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007, L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, L.P.	
Its:	 	General Partner	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007 (Parallel), L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, L.P.	
Its:	 	General Partner	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
/s/ David J. Collier	
David J. Collier	
 	
/s/ James F. Watson	
James F. Watson	
 	
/s/ Faysal A. Sohail	
Faysal A. Sohail	

 	 	 	 	 	
CUSIP No. 03969107	  	 	  	Page 12 of 13	
 
EXHIBIT INDEX

Exhibit
No.	  	 	
 	 	
99.1	  	Agreement pursuant to 13d-1(k)(1) among Presidio Partners 2007 GP, LLC, Presidio Partners 2007 GP, L.P., Presidio Partners 2007, L.P. and Presidio Partners 2007 (Parallel), L.P.	

 	 	 	 	 	
CUSIP No. 03969107	  	 	  	Page 13 of 13	
 
AGREEMENT
Pursuant to Rule 13d-1(k)(1) promulgated pursuant to the Securities Exchange Act of 1934, as amended, the undersigned agree that the attached Schedule 13G is being filed on behalf of each of the undersigned.
Dated: February 10, 2017

Presidio Partners 2007 GP, LLC	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007 GP, L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007, L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, L.P.	
Its:	 	General Partner	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
Presidio Partners 2007 (Parallel), L.P.	
 	 	
By:	 	Presidio Partners 2007 GP, L.P.	
Its:	 	General Partner	
 	 	
By:	 	Presidio Partners 2007 GP, LLC	
Its:	 	General Partner	
 	 	
By:	 	/s/ David J. Collier	
 	 	David J. Collier, Manager	
 	
/s/ David J. Collier	
David J. Collier	
 	
/s/ James F. Watson	
James F. Watson	
 	
/s/ Faysal A. Sohail	
Faysal A. Sohail