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United States Biotechnology & Medical Research

Ardelyx Inc (ARDX)

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Over the last 90 days, Ardelyx Inc. has seen significant insider selling, with a net value of -$534,448.53 and a net insider count of -8. Executives were the primary sellers. Notable transactions include multiple proposed and planned sales by Michael Raab, the President & CEO, totaling over $1.2 million. The company's stock price has seen a 13.9% increase over the same period.
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Ticker: ARDX Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
LAURA WILLIAMS
Officer
1 sale — total 100,000 USD
Proposed sale 18 Jun 2026
Value US$1,439,717.41 | Price 300.98 | Shares 21,780
Planned sale 15 Jun 2026
Value US$3,853,755.94 | Price 468.06 | Shares 49,600
Proposed sale 15 Jun 2026
Value US$2,192,703.38 | Price 321.26 | Shares 3,321
Proposed sale 15 Jun 2026
Value US$100,000.00 | Price 5.69 | Shares 1,000
Sale 21 May 2026
Value US$15,073.34 | Price 6.27 | Shares 2,405
Sale 21 May 2026
Value US$15,211.22 | Price 6.27 | Shares 2,427
Sale 21 May 2026
Value US$19,842.90 | Price 6.27 | Shares 3,166
Sale 21 May 2026
Value US$87,920.49 | Price 6.27 | Shares 14,028
Sale 21 May 2026
Value US$112,351.20 | Price 6.27 | Shares 17,926
Sale 21 May 2026
Value US$49,268.82 | Price 6.27 | Shares 7,861
Sale 21 May 2026
Value US$93,592.58 | Price 6.27 | Shares 14,933
Sale 21 May 2026
Value US$15,530.86 | Price 6.27 | Shares 2,478
Sale 21 May 2026
Value US$11,720.22 | Price 6.27 | Shares 1,870
Sale 21 May 2026
Value US$18,175.75 | Price 6.27 | Shares 2,900
Sale 21 May 2026
Value US$8,887.32 | Price 6.27 | Shares 1,418
Sale 21 May 2026
Value US$11,977.19 | Price 6.27 | Shares 1,911
Sale 21 May 2026
Value US$13,519.00 | Price 6.27 | Shares 2,157
Sale 21 May 2026
Value US$9,420.05 | Price 6.27 | Shares 1,503
Sale 21 May 2026
Value US$9,119.21 | Price 6.27 | Shares 1,455
Sale 21 May 2026
Value US$11,569.80 | Price 6.27 | Shares 1,846
Planned sale 21 May 2026
Value US$6,493.13 | Price 6.27 | Shares 1,036
Sale 21 May 2026
Value US$16,815.70 | Price 6.27 | Shares 2,683
Sale 21 May 2026
Value US$14,452.86 | Price 6.27 | Shares 2,306
Proposed sale 19 May 2026
Value US$65,415.00 | Price 6.23 | Shares 10,500
Proposed sale 19 May 2026
Value US$18,690.00 | Price 6.23 | Shares 3,000
Proposed sale 19 May 2026
Value US$74,137.00 | Price 6.23 | Shares 11,900
Proposed sale 19 May 2026
Value US$29,281.00 | Price 6.23 | Shares 4,700
Proposed sale 19 May 2026
Value US$16,509.50 | Price 6.23 | Shares 2,650
Proposed sale 19 May 2026
Value US$65,415.00 | Price 6.23 | Shares 10,500
Proposed sale 19 May 2026
Value US$277,235.00 | Price 6.23 | Shares 44,500
Proposed sale 19 May 2026
Value US$23,051.00 | Price 6.23 | Shares 3,700
Planned sale 15 May 2026
Value US$261,612.48 | Price 6.28 | Shares 41,666
Planned sale 15 Apr 2026
Value US$261,954.22 | Price 6.29 | Shares 41,668
Planned sale 16 Mar 2026
Value US$243,329.44 | Price 5.84 | Shares 41,666
Planned sale 24 Feb 2026
Value US$260,620.83 | Price 6.26 | Shares 41,666
Proposed sale 24 Feb 2026
Value US$958,329.50 | Price 5.75 | Shares 166,666
Buy 20 Feb 2026
Value US$1,946,331.39 | Price 5.84 | Shares 333,333
Sale 20 Feb 2026
Value US$11.40 | Price 5.70 | Shares 2
Sale 20 Feb 2026
Value US$3,439.71 | Price 5.71 | Shares 602
Sale 20 Feb 2026
Value US$25,729.76 | Price 5.87 | Shares 4,387
Proposed sale 20 Feb 2026
Value US$33,539.52 | Price 6.72 | Shares 4,991
Proposed sale 20 Feb 2026
Value US$28,077.00 | Price 5.73 | Shares 4,900
Sale 20 Feb 2026
Value US$5.70 | Price 5.70 | Shares 1
Sale 20 Feb 2026
Value US$2,205.53 | Price 5.71 | Shares 386
Sale 20 Feb 2026
Value US$16,375.08 | Price 5.87 | Shares 2,792
Proposed sale 20 Feb 2026
Value US$21,201.00 | Price 5.73 | Shares 3,700
Sale 20 Feb 2026
Value US$5,622.38 | Price 5.71 | Shares 984
Sale 20 Feb 2026
Value US$42,181.08 | Price 5.87 | Shares 7,192
Proposed sale 20 Feb 2026
Value US$64,749.00 | Price 5.73 | Shares 11,300
Sale 20 Feb 2026
Value US$1,411.31 | Price 5.71 | Shares 247
Sale 20 Feb 2026
Value US$10,474.89 | Price 5.87 | Shares 1,786
Proposed sale 20 Feb 2026
Value US$14,611.50 | Price 5.73 | Shares 2,550
Sale 20 Feb 2026
Value US$11.41 | Price 5.71 | Shares 2
Sale 20 Feb 2026
Value US$6,622.29 | Price 5.71 | Shares 1,159
Sale 20 Feb 2026
Value US$49,465.41 | Price 5.87 | Shares 8,434
Proposed sale 20 Feb 2026
Value US$67,614.00 | Price 5.73 | Shares 11,800
Sale 20 Feb 2026
Value US$1,765.56 | Price 5.71 | Shares 309
Sale 20 Feb 2026
Value US$13,102.41 | Price 5.87 | Shares 2,234
Proposed sale 20 Feb 2026
Value US$17,190.00 | Price 5.73 | Shares 3,000
Sale 20 Feb 2026
Value US$11.40 | Price 5.70 | Shares 2
Sale 20 Feb 2026
Value US$5.70 | Price 5.70 | Shares 1
Sale 20 Feb 2026
Value US$11.40 | Price 5.70 | Shares 2
Sale 20 Feb 2026
Value US$31,860.15 | Price 5.71 | Shares 5,576
Sale 20 Feb 2026
Value US$236,951.87 | Price 5.87 | Shares 40,401
Proposed sale 20 Feb 2026
Value US$292,803.00 | Price 5.73 | Shares 51,100
Sale 20 Feb 2026
Value US$5.70 | Price 5.70 | Shares 1
Sale 20 Feb 2026
Value US$5.70 | Price 5.71 | Shares 1
Sale 20 Feb 2026
Value US$7,205.10 | Price 5.71 | Shares 1,261
Sale 20 Feb 2026
Value US$53,817.24 | Price 5.87 | Shares 9,176
Proposed sale 20 Feb 2026
Value US$76,495.50 | Price 5.73 | Shares 13,350
Planned sale 8 Jan 2026
Value US$348,900.00 | Price 6.98 | Shares 50,000
Proposed sale 8 Jan 2026
Value US$291,500.00 | Price 5.83 | Shares 50,000
Proposed sale 24 Nov 2025
Value US$272,172.00 | Price 5.55 | Shares 49,040
Sale 21 Nov 2025
Value US$33,193.72 | Price 5.54 | Shares 5,995
Sale 21 Nov 2025
Value US$35,580.12 | Price 5.54 | Shares 6,426
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-18 2026-06-18 PrS Proposed sale
3.8
LAURA WILLIAMS

Officer

Officer
21,780
300.98
US$1,439,717 		21,780 300.98 US$1,439,717
2026-06-17 2026-06-15 PlS Planned sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
49,600 -49.5%
468.06
US$3,853,756 		49,600 -49.5% 468.06 US$3,853,756
2026-06-17 2026-06-15 PrS Proposed sale
3.2
RAAB MICHAEL

Officer; Director

Executive Director
3,321
321.26
US$2,192,703 		3,321 321.26 US$2,192,703
2026-06-15 2026-06-15 PrS Proposed sale
3.2
MICHAEL RAAB

Director; Officer

Executive Director
1,000
5.69
US$100,000 		1,000 5.69 US$100,000
2026-05-22 2026-05-21 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
2,405 -0.6%
6.27
US$15,073 		2,405 -0.6% 6.27 US$15,073
2026-05-22 2026-05-21 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
2,427 -0.6%
6.27
US$15,211 		2,427 -0.6% 6.27 US$15,211
2026-05-22 2026-05-21 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
3,166 -0.7%
6.27
US$19,843 		3,166 -0.7% 6.27 US$19,843
2026-05-22 2026-05-21 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
14,028 -0.8%
6.27
US$87,920 		14,028 -0.8% 6.27 US$87,920
2026-05-22 2026-05-21 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
17,926 -1.0%
6.27
US$112,351 		17,926 -1.0% 6.27 US$112,351
2026-05-22 2026-05-21 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
7,861 -0.4%
6.27
US$49,269 		7,861 -0.4% 6.27 US$49,269
2026-05-22 2026-05-21 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
14,933 -0.8%
6.27
US$93,593 		14,933 -0.8% 6.27 US$93,593
2026-05-22 2026-05-21 S Sale
2.4
Kelliher Mike

Chief Business Officer

Officer
2,478 -0.7%
6.27
US$15,531 		2,478 -0.7% 6.27 US$15,531
2026-05-22 2026-05-21 S Sale
2.4
Kelliher Mike

Chief Business Officer

Officer
1,870 -0.5%
6.27
US$11,720 		1,870 -0.5% 6.27 US$11,720
2026-05-22 2026-05-21 S Sale
2.4
Kelliher Mike

Chief Business Officer

Officer
2,900 -0.8%
6.27
US$18,176 		2,900 -0.8% 6.27 US$18,176
2026-05-22 2026-05-21 S Sale
3.8
Williams Laura A

Chief Patient Officer

Officer
1,418 -0.3%
6.27
US$8,887 		1,418 -0.3% 6.27 US$8,887
2026-05-22 2026-05-21 S Sale
3.8
Williams Laura A

Chief Patient Officer

Officer
1,911 -0.4%
6.27
US$11,977 		1,911 -0.4% 6.27 US$11,977
2026-05-22 2026-05-21 S Sale
3.8
Williams Laura A

Chief Patient Officer

Officer
2,157 -0.5%
6.27
US$13,519 		2,157 -0.5% 6.27 US$13,519
2026-05-22 2026-05-21 S Sale
3.8
Williams Laura A

Chief Patient Officer

Officer
1,503 -0.3%
6.27
US$9,420 		1,503 -0.3% 6.27 US$9,420
2026-05-22 2026-05-21 S Sale
Hohenleitner Susan

Chief Financial Officer

Officer
1,455 -0.6%
6.27
US$9,119 		1,455 -0.6% 6.27 US$9,119
2026-05-22 2026-05-21 S Sale
Brady James Parker

Chief Human Resources Officer

Officer
1,846 -0.7%
6.27
US$11,570 		1,846 -0.7% 6.27 US$11,570
2026-05-22 2026-05-21 PlS Planned sale
1.9
Reilly Joseph James

See Remarks

Officer
1,036 -0.7%
6.27
US$6,493 		1,036 -0.7% 6.27 US$6,493
2026-05-22 2026-05-21 S Sale
1.9
Reilly Joseph James

See Remarks

Officer
2,683 -1.8%
6.27
US$16,816 		2,683 -1.8% 6.27 US$16,816
2026-05-22 2026-05-21 S Sale
Bishop John E

See Remarks

Officer
2,306 -0.7%
6.27
US$14,453 		2,306 -0.7% 6.27 US$14,453
2026-05-19 2026-05-19 PrS Proposed sale
2.4
Kelliher Mike

Officer

Officer
10,500
6.23
US$65,415 		10,500 6.23 US$65,415
2026-05-19 2026-05-19 PrS Proposed sale
Brady James Parker

Officer

Officer
3,000
6.23
US$18,690 		3,000 6.23 US$18,690
2026-05-19 2026-05-19 PrS Proposed sale
2.6
Foster Eric Duane

Officer

Officer
11,900
6.23
US$74,137 		11,900 6.23 US$74,137
2026-05-19 2026-05-19 PrS Proposed sale
1.9
Reilly Joseph James

Officer

Officer
4,700
6.23
US$29,281 		4,700 6.23 US$29,281
2026-05-19 2026-05-19 PrS Proposed sale
Hohenleitner Susan

Officer

Officer
2,650
6.23
US$16,510 		2,650 6.23 US$16,510
2026-05-19 2026-05-19 PrS Proposed sale
3.8
Williams Laura A

Officer

Officer
10,500
6.23
US$65,415 		10,500 6.23 US$65,415
2026-05-19 2026-05-19 PrS Proposed sale
3.2
RAAB MICHAEL

Officer

Officer
44,500
6.23
US$277,235 		44,500 6.23 US$277,235
2026-05-19 2026-05-19 PrS Proposed sale
Bishop John E

Officer

Officer
3,700
6.23
US$23,051 		3,700 6.23 US$23,051
2026-05-19 2026-05-15 PlS Planned sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
41,666 -2.3%
6.28
US$261,612 		41,666 -2.3% 6.28 US$261,612
2026-04-17 2026-04-15 PlS Planned sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
41,668 -2.3%
6.29
US$261,954 		41,668 -2.3% 6.29 US$261,954
2026-03-18 2026-03-16 PlS Planned sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
41,666 -2.2%
5.84
US$243,329 		41,666 -2.2% 5.84 US$243,329
2026-02-25 2026-02-24 PlS Planned sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
41,666 -2.2%
6.26
US$260,621 		41,666 -2.2% 6.26 US$260,621
2026-02-24 2026-02-24 PrS Proposed sale
3.2
MICHAEL RAAB

Director; Officer

Executive Director
166,666
5.75
US$958,330 		166,666 5.75 US$958,330
2026-02-23 2026-02-20 B Purchase
4.0
MOTT DAVID M
Non-Executive Director
333,333 +11.2%
5.84
US$1,946,331 		333,333 +11.2% 5.84 US$1,946,331
2026-02-23 2026-02-20 S Sale
1.9
Reilly Joseph James

See Remarks

Officer
2 -0.0%
5.70
US$11 		2 -0.0% 5.70 US$11
2026-02-23 2026-02-20 S Sale
1.9
Reilly Joseph James

See Remarks

Officer
602 -0.4%
5.71
US$3,440 		602 -0.4% 5.71 US$3,440
2026-02-23 2026-02-20 S Sale
1.9
Reilly Joseph James

See Remarks

Officer
4,387 -2.8%
5.87
US$25,730 		4,387 -2.8% 5.87 US$25,730
2026-02-23 2026-02-20 S Sale
Bishop John E

See Remarks

Officer
1 -0.0%
5.70
US$6 		1 -0.0% 5.70 US$6
2026-02-23 2026-02-20 S Sale
Bishop John E

See Remarks

Officer
386 -0.1%
5.71
US$2,206 		386 -0.1% 5.71 US$2,206
2026-02-23 2026-02-20 S Sale
Bishop John E

See Remarks

Officer
2,792 -0.8%
5.87
US$16,375 		2,792 -0.8% 5.87 US$16,375
2026-02-23 2026-02-20 S Sale
3.8
Williams Laura A

See Remarks

Officer
984 -0.2%
5.71
US$5,622 		984 -0.2% 5.71 US$5,622
2026-02-23 2026-02-20 S Sale
3.8
Williams Laura A

See Remarks

Officer
7,192 -1.6%
5.87
US$42,181 		7,192 -1.6% 5.87 US$42,181
2026-02-23 2026-02-20 S Sale
Hohenleitner Susan

Chief Financial Officer

Officer
247 -0.1%
5.71
US$1,411 		247 -0.1% 5.71 US$1,411
2026-02-23 2026-02-20 S Sale
Hohenleitner Susan

Chief Financial Officer

Officer
1,786 -0.8%
5.87
US$10,475 		1,786 -0.8% 5.87 US$10,475
2026-02-23 2026-02-20 S Sale
2.4
Kelliher Mike

See Remarks

Officer
2 -0.0%
5.71
US$11 		2 -0.0% 5.71 US$11
2026-02-23 2026-02-20 S Sale
2.4
Kelliher Mike

See Remarks

Officer
1,159 -0.3%
5.71
US$6,622 		1,159 -0.3% 5.71 US$6,622
2026-02-23 2026-02-20 S Sale
2.4
Kelliher Mike

See Remarks

Officer
8,434 -2.3%
5.87
US$49,465 		8,434 -2.3% 5.87 US$49,465
2026-02-23 2026-02-20 S Sale
Brady James Parker

Chief Human Resources Officer

Officer
309 -0.1%
5.71
US$1,766 		309 -0.1% 5.71 US$1,766
2026-02-23 2026-02-20 S Sale
Brady James Parker

Chief Human Resources Officer

Officer
2,234 -0.8%
5.87
US$13,102 		2,234 -0.8% 5.87 US$13,102
2026-02-23 2026-02-20 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
2 -0.0%
5.70
US$11 		2 -0.0% 5.70 US$11
2026-02-23 2026-02-20 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
1 -0.0%
5.70
US$6 		1 -0.0% 5.70 US$6
2026-02-23 2026-02-20 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
2 -0.0%
5.70
US$11 		2 -0.0% 5.70 US$11
2026-02-23 2026-02-20 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
5,576 -0.3%
5.71
US$31,860 		5,576 -0.3% 5.71 US$31,860
2026-02-23 2026-02-20 S Sale
3.2
RAAB MICHAEL

President & CEO

Executive Director
40,401 -2.1%
5.87
US$236,952 		40,401 -2.1% 5.87 US$236,952
2026-02-23 2026-02-20 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
1 -0.0%
5.70
US$6 		1 -0.0% 5.70 US$6
2026-02-23 2026-02-20 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
1 -0.0%
5.71
US$6 		1 -0.0% 5.71 US$6
2026-02-23 2026-02-20 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
1,261 -0.3%
5.71
US$7,205 		1,261 -0.3% 5.71 US$7,205
2026-02-23 2026-02-20 S Sale
2.6
Foster Eric Duane

Chief Commercial Officer

Officer
9,176 -2.1%
5.87
US$53,817 		9,176 -2.1% 5.87 US$53,817
2026-02-23 2026-02-20 PrS Proposed sale
1.9
Reilly Joseph James

Officer

Officer
4,991
6.72
US$33,540 		4,991 6.72 US$33,540
2026-02-20 2026-02-20 PrS Proposed sale
3.8
Williams Laura A

Officer

Officer
11,300
5.73
US$64,749 		11,300 5.73 US$64,749
2026-02-20 2026-02-20 PrS Proposed sale
2.4
Kelliher Mike

Officer

Officer
11,800
5.73
US$67,614 		11,800 5.73 US$67,614
2026-02-20 2026-02-20 PrS Proposed sale
1.9
Reilly Joseph James

Officer

Officer
4,900
5.73
US$28,077 		4,900 5.73 US$28,077
2026-02-20 2026-02-20 PrS Proposed sale
2.6
Foster Eric Duane

Officer

Officer
13,350
5.73
US$76,496 		13,350 5.73 US$76,496
2026-02-20 2026-02-20 PrS Proposed sale
3.2
RAAB MICHAEL

Officer

Officer
51,100
5.73
US$292,803 		51,100 5.73 US$292,803
2026-02-20 2026-02-20 PrS Proposed sale
Hohenleitner Susan

Officer

Officer
2,550
5.73
US$14,612 		2,550 5.73 US$14,612
2026-02-20 2026-02-20 PrS Proposed sale
Bishop John E

Officer

Officer
3,700
5.73
US$21,201 		3,700 5.73 US$21,201
2026-02-20 2026-02-20 PrS Proposed sale
Brady James Parker

Officer

Officer
3,000
5.73
US$17,190 		3,000 5.73 US$17,190
2026-01-09 2026-01-08 PlS Planned sale
3.8
Williams Laura A

Chief Patient Officer

Officer
50,000 -12.1%
6.98
US$348,900 		50,000 -12.1% 6.98 US$348,900
2026-01-08 2026-01-08 PrS Proposed sale
3.8
LAURA A WILLIAMS

Officer

Officer
50,000
5.83
US$291,500 		50,000 5.83 US$291,500
2025-11-24 2025-11-24 PrS Proposed sale
3.0
Renz Justin A

Former Officer

Officer
49,040
5.55
US$272,172 		49,040 5.55 US$272,172
2025-11-25 2025-11-21 S Sale
4.3
GRAMMER ELIZABETH A

See Remarks

Officer
5,995 -2.0%
5.54
US$33,194 		5,995 -2.0% 5.54 US$33,194
2025-11-25 2025-11-21 S Sale
3.8
Williams Laura A

Chief Patient Officer

Officer
6,426 -1.8%
5.54
US$35,580 		6,426 -1.8% 5.54 US$35,580
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