What does CUSIP 039697107 represent in this 13F holders report?

CUSIP 039697107 is the security identifier for ARDX - ARDELYX, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held ARDX - ARDELYX, INC. - Common Stock in Q1 2018?

76 institutional investors reported ARDX - ARDELYX, INC. - Common Stock for Q1 2018. Use the holders table for investor-level position and value details.

ARDELYX, INC. - Common Stock (ARDX)

CUSIP: 039697107

Q1 2018 13F Holders as of 31 Mar 2018

Type / Class: Equity / Common Stock
Shares outstanding: 243,015,147
Total 13F shares: 35,214,226
Share change: -174,402
Total reported value: $177,834,754
Price per share: $5.05
Number of holders: 76
Value change: -$2,783,994
Number of buys: 35
Number of sells: 34

Quarterly Holders Quick Answers

What is CUSIP 039697107?
CUSIP 039697107 identifies ARDX - ARDELYX, INC. - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2018
Previous quarter: Q4 2017

Recent filing periods for CUSIP 039697107:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ARDX - ARDELYX, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
NEA Management Company, LLC	13F	Company	5.8%	14,083,582	$92,952,000	—	31 Dec 2017	13F
BlackRock Finance, Inc.	13F	Company	1%	2,542,907	$16,782,000	—	31 Dec 2017	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	1%	2,469,580	$16,299,000	—	31 Dec 2017	13F
Rock Springs Capital Management LP	13F	Company	0.94%	2,275,557	$15,019,000	—	31 Dec 2017	13F
FMR LLC	13F	Company	0.72%	1,738,906	$11,477,000	—	31 Dec 2017	13F
VANGUARD GROUP INC	13F	Company	0.57%	1,375,261	$9,077,000	—	31 Dec 2017	13F
Marshall Wace North America L.P.	13F	Company	0.43%	1,057,073	$6,977,000	—	31 Dec 2017	13F
Opaleye Management Inc.	13F	Company	0.37%	900,000	$5,940,000	—	31 Dec 2017	13F
JPMORGAN CHASE & CO	13F	Company	0.31%	760,481	$5,020,000	—	31 Dec 2017	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.28%	685,013	$4,521,000	—	31 Dec 2017	13F
Tekla Capital Management LLC	13F	Company	0.26%	639,370	$4,220,000	—	31 Dec 2017	13F
Cormorant Asset Management, LP	13F	Company	0.24%	572,738	$3,780,000	—	31 Dec 2017	13F
STATE STREET CORP	13F	Company	0.22%	529,149	$3,490,000	—	31 Dec 2017	13F
Crestline Management, LP	13F	Company	0.19%	461,162	$3,044,000	—	31 Dec 2017	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.18%	443,316	$2,925,000	—	31 Dec 2017	13F
NORTHERN TRUST CORP	13F	Company	0.15%	373,693	$2,467,000	—	31 Dec 2017	13F
SPHERA FUNDS MANAGEMENT LTD.	13F	Company	0.14%	345,000	$2,277,000	—	31 Dec 2017	13F
TEACHERS ADVISORS, LLC	13F	Company	0.14%	338,148	$2,232,000	—	31 Dec 2017	13F
S.c.a. Candriam	13F	Individual	0.12%	300,000	$1,980,000	—	31 Dec 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.12%	291,281	$1,922,000	—	31 Dec 2017	13F
DAFNA Capital Management LLC	13F	Company	0.11%	275,059	$1,815,000	—	31 Dec 2017	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.11%	259,154	$1,710,000	—	31 Dec 2017	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.11%	256,000	$1,690,000	—	31 Dec 2017	13F
AXIOM INVESTORS LLC /DE	13F	Company	0.09%	212,182	$1,400,000	—	31 Dec 2017	13F
Bank of New York Mellon Corp	13F	Company	0.07%	182,011	$1,201,000	—	31 Dec 2017	13F
DEUTSCHE BANK AG\	13F	Company	0.07%	172,610	$1,138,000	—	31 Dec 2017	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.05%	126,425	$834,000	—	31 Dec 2017	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.05%	121,100	$799,000	—	31 Dec 2017	13F
IndexIQ Advisors LLC	13F	Company	0.05%	111,371	$735,000	—	31 Dec 2017	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.04%	94,898	$626,000	—	31 Dec 2017	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.04%	89,631	$592,000	—	31 Dec 2017	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.04%	88,738	$586,000	—	31 Dec 2017	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.03%	83,214	$549,000	—	31 Dec 2017	13F
SEI INVESTMENTS CO	13F	Company	0%	5,075	$504,000	—	31 Dec 2017	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.03%	70,505	$465,000	—	31 Dec 2017	13F
D. E. Shaw & Co., Inc.	13F	Company	0.03%	68,687	$453,000	—	31 Dec 2017	13F
ClariVest Asset Management LLC	13F	Company	0.03%	67,500	$446,000	—	31 Dec 2017	13F
MORGAN STANLEY	13F	Company	0.03%	65,844	$434,000	—	31 Dec 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.03%	64,340	$425,000	—	31 Dec 2017	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.03%	64,237	$424,000	—	31 Dec 2017	13F
CITIGROUP INC	13F	Company	0.02%	59,187	$391,000	—	31 Dec 2017	13F
VIRTUS CAPITAL ADVISERS, LLC	13F	Company	0.02%	58,441	$386,000	—	31 Dec 2017	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.02%	52,963	$350,000	—	31 Dec 2017	13F
RHUMBLINE ADVISERS	13F	Company	0.01%	34,681	$229,000	—	31 Dec 2017	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.01%	33,100	$218,000	—	31 Dec 2017	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.01%	32,800	$216,000	—	31 Dec 2017	13F
CITADEL ADVISORS LLC	13F	Company	0.01%	31,102	$205,000	—	31 Dec 2017	13F
ProShare Advisors LLC	13F	Company	0.01%	30,570	$202,000	—	31 Dec 2017	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.01%	28,661	$189,000	—	31 Dec 2017	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.01%	27,603	$182,000	—	31 Dec 2017	13F

Institutional Holders of ARDELYX, INC. - Common Stock (ARDX) as of Q1 2018

As of 31 Mar 2018, ARDELYX, INC. - Common Stock (ARDX) was held by 76 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 35,214,226 shares. The largest 10 holders included NEA Management Company, LLC, BlackRock Inc., DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C), Rock Springs Capital Management LP, VANGUARD GROUP INC, Marshall Wace North America L.P., Opaleye Management Inc., FMR LLC, DIMENSIONAL FUND ADVISORS LP, and JPMORGAN CHASE & CO. This page lists 76 institutional shareholders reporting positions in this security for the Q1 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2018 vs Q4 2017 Across Filers

Q4 2017 holders

Q1 2018 holders

Holder diff

-1

Investor	Q4 2017 Shares	Q1 2018 Shares	Share Diff	Share Chg %	Q4 2017 Value $	Q1 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.