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

CUSIP 039697107 is the security identifier for ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

How many institutions held ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share in Q1 2021?

120 institutional investors reported ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share for Q1 2021. Use the holders table for investor-level position and value details.

ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX)

CUSIP: 039697107

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class: Equity / Common Stock, par value $0.0001 per share
Shares outstanding: 243,837,432
Total 13F shares: 84,628,144
Share change: +4,588,757
Total reported value: $559,673,700
Put/Call ratio: 134%
Price per share: $6.62
Number of holders: 120
Value change: +$30,418,660
Number of buys: 58
Number of sells: 46

Quarterly Holders Quick Answers

What is CUSIP 039697107?
CUSIP 039697107 identifies ARDX - ARDELYX, INC. - Common Stock, par value $0.0001 per share in SEC institutional holdings data.

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Explore More Reporting Periods

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

Newer quarter: Q2 2021
Previous quarter: Q4 2020

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, par value $0.0001 per share (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	5.6%	13,633,582	$88,209,000	—	31 Dec 2020	13F
RA CAPITAL MANAGEMENT, L.P.	13F	Company	2.5%	6,163,086	$39,875,000	—	31 Dec 2020	13F
BlackRock Finance, Inc.	13F	Company	2.4%	5,922,456	$38,319,000	—	31 Dec 2020	13F
Rock Springs Capital Management LP	13F	Company	2.1%	5,148,112	$33,308,000	—	31 Dec 2020	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	2.1%	5,000,000	$32,350,000	—	31 Dec 2020	13F
VANGUARD GROUP INC	13F	Company	1.6%	3,835,382	$24,816,000	—	31 Dec 2020	13F
Redmile Group, LLC	13F	Company	1.4%	3,514,100	$22,736,000	—	31 Dec 2020	13F
MARSHALL WACE, LLP	13F	Company	1.3%	3,287,471	$21,270,000	—	31 Dec 2020	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	1.1%	2,561,554	$16,573,000	—	31 Dec 2020	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	1%	2,499,915	$16,174,000	—	31 Dec 2020	13F
STATE STREET CORP	13F	Company	1%	2,432,666	$15,739,000	—	31 Dec 2020	13F
683 Capital Management, LLC	13F	Company	0.95%	2,320,000	$15,011,000	—	31 Dec 2020	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.85%	2,074,415	$13,422,000	—	31 Dec 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.76%	1,860,556	$12,039,000	—	31 Dec 2020	13F
Pekin Hardy Strauss, Inc.	13F	Company	0.65%	1,577,304	$10,205,000	—	31 Dec 2020	13F
S.c.a. Candriam	13F	Individual	0.56%	1,372,217	$8,879,000	—	31 Dec 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.48%	1,161,148	$7,512,000	—	31 Dec 2020	13F
Ikarian Capital, LLC	13F	Company	0.47%	1,155,436	$7,476,000	—	31 Dec 2020	13F
Orchard Capital Management, LLC	13F	Company	0.38%	926,340	$5,993,000	—	31 Dec 2020	13F
NORTHERN TRUST CORP	13F	Company	0.35%	860,602	$5,568,000	—	31 Dec 2020	13F
D. E. Shaw & Co., Inc.	13F	Company	0.35%	848,264	$5,488,000	—	31 Dec 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.31%	762,867	$4,936,000	—	31 Dec 2020	13F
Sio Capital Management, LLC	13F	Company	0.28%	689,321	$4,460,000	—	31 Dec 2020	13F
Assenagon Asset Management S.A.	13F	Company	0.27%	668,852	$4,327,000	—	31 Dec 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.26%	632,056	$4,089,000	—	31 Dec 2020	13F
Tekla Capital Management LLC	13F	Company	0.25%	607,698	$3,932,000	—	31 Dec 2020	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.24%	591,480	$3,827,000	—	31 Dec 2020	13F
DEUTSCHE BANK AG\	13F	Company	0.24%	574,316	$3,717,000	—	31 Dec 2020	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.22%	529,113	$3,423,000	—	31 Dec 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.21%	523,548	$3,387,000	—	31 Dec 2020	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.21%	522,000	$3,377,000	—	31 Dec 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.17%	420,853	$2,723,000	—	31 Dec 2020	13F
BAILARD, INC.	13F	Company	0.14%	353,000	$2,284,000	—	31 Dec 2020	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.14%	337,333	$2,184,000	—	31 Dec 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.13%	312,688	$2,023,000	—	31 Dec 2020	13F
Bank of New York Mellon Corp	13F	Company	0.12%	289,327	$1,872,000	—	31 Dec 2020	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	0.1%	249,936	$1,617,086	—	31 Dec 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.1%	237,518	$1,537,000	—	31 Dec 2020	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.09%	228,509	$1,478,000	—	31 Dec 2020	13F
MORGAN STANLEY	13F	Company	0.09%	226,798	$1,467,000	—	31 Dec 2020	13F
Allianz Asset Management GmbH	13F	Company	0.07%	182,740	$1,182,000	—	31 Dec 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.07%	162,394	$1,051,000	—	31 Dec 2020	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.06%	145,400	$941,000	—	31 Dec 2020	13F
BOOTHBAY FUND MANAGEMENT, LLC	13F	Company	0.06%	135,233	$875,000	—	31 Dec 2020	13F
Swiss National Bank	13F	Company	0.05%	129,000	$835,000	—	31 Dec 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.05%	120,203	$778,000	—	31 Dec 2020	13F
SILVERARC CAPITAL MANAGEMENT, LLC	13F	Company	0.05%	120,000	$776,000	—	31 Dec 2020	13F
PRUDENTIAL FINANCIAL INC	13F	Company	0.05%	118,005	$765,000	—	31 Dec 2020	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.05%	111,711	$723,000	—	31 Dec 2020	13F
Russell Investments Group, Ltd.	13F	Company	0.04%	104,225	$673,000	—	31 Dec 2020	13F

Institutional Holders of ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX) as of Q1 2021

As of 31 Mar 2021, ARDELYX, INC. - Common Stock, par value $0.0001 per share (ARDX) was held by 120 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 84,628,144 shares. The largest 10 holders included NEA Management Company, LLC, RA CAPITAL MANAGEMENT, L.P., BlackRock Inc., Rock Springs Capital Management LP, ADAGE CAPITAL PARTNERS GP, L.L.C., VANGUARD GROUP INC, STATE STREET CORP, Redmile Group, LLC, MARSHALL WACE, LLP, and 683 Capital Management, LLC. This page lists 120 institutional shareholders reporting positions in this security for the Q1 2021 filing period.

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

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders

118

Q1 2021 holders

120

Holder diff

Investor	Q4 2020 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2020 Value $	Q1 2021 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.