{"transactions":[{"id":676406,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-25T23:17:54.000Z","date":"2026-08-21","kind":"sale","planned":false,"acquired":false,"shares":1110,"price":3.8569,"value":4281.159,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes. The transaction was executed in multiple trades in prices ranging from $3.648 to $3.984, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":145854,"source":{"system":"sec-edgar","filing":"0002044416-26-000008","document":"wk-form4_1787699872.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000204441626000008/wk-form4_1787699872.xml","form_type":"4"}},{"id":676405,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-08-25T23:17:54.000Z","date":"2026-08-21","kind":"sale","planned":false,"acquired":false,"shares":2872,"price":3.8569,"value":11077.0168,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes. The transaction was executed in multiple trades in prices ranging from $3.648 to $3.984, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote."}],"balance_after":146964,"source":{"system":"sec-edgar","filing":"0002044416-26-000008","document":"wk-form4_1787699872.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000204441626000008/wk-form4_1787699872.xml","form_type":"4"}},{"id":766383,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-22T20:18:40.000Z","date":"2026-05-21","kind":"sale","planned":false,"acquired":false,"shares":1036,"price":6.2675,"value":6493.13,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1,765 shares acquired under the Issuer's employee stock purchase plan on February 27, 2026."}],"balance_after":149836,"source":{"system":"sec-edgar","filing":"0002044416-26-000005","document":"wk-form4_1779481118.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000204441626000005/wk-form4_1779481118.xml","form_type":"4"}},{"id":766382,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-05-22T20:18:40.000Z","date":"2026-05-21","kind":"sale","planned":false,"acquired":false,"shares":2683,"price":6.2675,"value":16815.7025,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."}],"balance_after":149107,"source":{"system":"sec-edgar","filing":"0002044416-26-000005","document":"wk-form4_1779481118.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000204441626000005/wk-form4_1779481118.xml","form_type":"4"}},{"id":888407,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-02-24T01:54:10.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":2,"price":5.7003,"value":11.4006,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."}],"balance_after":151790,"source":{"system":"sec-edgar","filing":"0001610717-26-000063","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071726000063/form4.xml","form_type":"4"}},{"id":888406,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-02-24T01:54:10.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":602,"price":5.7138,"value":3439.7076,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."}],"balance_after":151792,"source":{"system":"sec-edgar","filing":"0001610717-26-000063","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071726000063/form4.xml","form_type":"4"}},{"id":888405,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-02-24T01:54:10.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":4387,"price":5.865,"value":25729.755,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."}],"balance_after":152394,"source":{"system":"sec-edgar","filing":"0001610717-26-000063","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071726000063/form4.xml","form_type":"4"}},{"id":930167,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-01-27T21:13:38.000Z","date":"2026-01-23","kind":"grant","planned":false,"acquired":true,"shares":69360,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option becomes exercisable as it vests and the shares subject to the option vest in 48 successive, equal monthly installments on each monthly anniversary of January 23, 2026, subject to the Reporting Person's continued employment or service relationship with the Issuer on each such vesting date."}],"balance_after":69360,"derivative":{"exercise_price":7.77,"expiration_date":"2036-01-23","underlying":"Common Stock","underlying_shares":69360},"source":{"system":"sec-edgar","filing":"0001610717-26-000028","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071726000028/form4.xml","form_type":"4"}},{"id":930166,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2026-01-27T21:13:38.000Z","date":"2026-01-23","kind":"grant","planned":false,"acquired":true,"shares":46200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted stock units (\"RSUs\"). The Reporting Person is entitled to receive one (1) shares of Common Stock for each one (1) RSU upon the vesting thereof."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes the purchase of 1,667 shares under the Ardelyx Employee Stock Purchase Plan on August 31, 2025."}],"balance_after":156781,"source":{"system":"sec-edgar","filing":"0001610717-26-000028","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071726000028/form4.xml","form_type":"4"}},{"id":988964,"issuer":{"id":4972,"kind":"organization","name":"ARDELYX, INC."},"owners":[{"id":20008,"kind":"person","name":"Reilly Joseph James","position":1,"cik":"0002044416","reported_name":"Reilly Joseph James","relationship":{"officer":true,"officer_title":"See Remarks"}}],"security":"Common Stock","published_at":"2025-11-25T21:21:31.000Z","date":"2025-11-21","kind":"sale","planned":false,"acquired":false,"shares":11086,"price":5.5369,"value":61382.0734,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to an automatic sell-to-cover imposed by the terms of the initial grant of the restricted stock units (\"RSUs\") awards, the shares were sold upon the vesting of the RSUs solely to cover applicable withholding taxes."}],"balance_after":108914,"source":{"system":"sec-edgar","filing":"0001610717-25-000387","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2044416/000161071725000387/form4.xml","form_type":"4"}}]}