{"transactions":[{"id":919132,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2026-02-04T21:15:29.000Z","date":"2026-02-02","kind":"sale","planned":true,"acquired":false,"shares":13382,"price":1.39,"value":18600.98,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 8, 2025."},{"field":"shares","element":"transactionShares","label":"F3","text":"This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-third of the reporting person's restricted stock units granted on January 31, 2025."}],"balance_after":299390,"source":{"system":"sec-edgar","filing":"0002007730-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000200773026000002/primarydocument.xml","form_type":"4"}},{"id":919131,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2026-02-04T21:15:29.000Z","date":"2026-02-02","kind":"sale","planned":true,"acquired":false,"shares":36142,"price":1.39,"value":50237.38,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 8, 2025."},{"field":"shares","element":"transactionShares","label":"F2","text":"This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-third of the reporting person's restricted stock units granted on January 31, 2024."}],"balance_after":312772,"source":{"system":"sec-edgar","filing":"0002007730-26-000002","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000200773026000002/primarydocument.xml","form_type":"4"}},{"id":921237,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Stock Option (Right to buy)","published_at":"2026-02-03T21:37:42.000Z","date":"2026-01-30","kind":"grant","planned":false,"acquired":true,"shares":119000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The options were granted by the Issuer pursuant to its 2023 Stock Incentive Plan, as amended. The options will vest over four years: 25% of the options will vest on the first anniversary of the grant date with the remaining 75% vesting in equal quarterly installments thereafter, subject to the reporting person's continued service with the Issuer on each vesting date."}],"balance_after":119000,"derivative":{"exercise_price":1.41,"expiration_date":"2036-01-30","underlying":"Common Stock","underlying_shares":119000},"source":{"system":"sec-edgar","filing":"0002007730-26-000001","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000200773026000001/primarydocument.xml","form_type":"4"}},{"id":921236,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2026-02-03T21:37:42.000Z","date":"2026-01-30","kind":"grant","planned":false,"acquired":true,"shares":79000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock units were granted by the Issuer pursuant to its 2023 Stock Incentive Plan, as amended.   One third of the restricted stock units will vest on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service with the Issuer on each vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1,500 shares of the Issuer's common stock purchased on June 30, 2025 and 1,500 shares of the Issuer's common stock purchased on December 31, 2025, each under the Issuer's Amended and Restated 2014 Employee Stock Purchase Plan."}],"balance_after":348914,"source":{"system":"sec-edgar","filing":"0002007730-26-000001","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000200773026000001/primarydocument.xml","form_type":"4"}},{"id":1114654,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Stock Option (Right to buy)","published_at":"2025-06-11T21:13:30.000Z","date":"2025-06-09","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This stock option exercise was made pursuant to a Rule 10b5-1 Non-Discretionary Option Exercise and Stock Sale Plan adopted by the reporting person on December 12, 2024."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options were granted by the Issuer as an inducement material to the reporting person's entering into employment with the Issuer in accordance with Nasdaq Listing Rule 5635(c)(4). The options will vest over four years: 25% of the options will vest on the first anniversary of the grant date with the remaining 75% vesting in equal quarterly installments thereafter, subject to the reporting person's continued service with the Issuer on each vesting date."}],"balance_after":321000,"derivative":{"exercise_price":1.68,"expiration_date":"2034-01-31","underlying":"Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001562180-25-004717","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025004717/primarydocument.xml","form_type":"4"}},{"id":1114653,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2025-06-11T21:13:30.000Z","date":"2025-06-09","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":4.01,"value":60150.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"This sale was made pursuant to a Rule 10b5-1 Non-Discretionary Option Exercise and Stock Sale Plan adopted by the reporting person on December 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The shares were sold at prices ranging from $4.00 to $4.03 and the price reported reflects the weighted average sale price."}],"balance_after":266914,"source":{"system":"sec-edgar","filing":"0001562180-25-004717","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025004717/primarydocument.xml","form_type":"4"}},{"id":1114652,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2025-06-11T21:13:30.000Z","date":"2025-06-09","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":1.68,"value":25200.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This stock option exercise was made pursuant to a Rule 10b5-1 Non-Discretionary Option Exercise and Stock Sale Plan adopted by the reporting person on December 12, 2024."}],"balance_after":281914,"source":{"system":"sec-edgar","filing":"0001562180-25-004717","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025004717/primarydocument.xml","form_type":"4"}},{"id":1120957,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2025-06-05T20:35:02.000Z","date":"2025-06-04","kind":"sale","planned":true,"acquired":false,"shares":13334,"price":3.53,"value":47069.02,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This sale was made pursuant to a Rule 10b5-1 Non-Discretionary Option Exercise and Stock Sale Plan adopted by the Reporting Person on December 12, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold at prices ranging from $3.50 to $3.60 and the price reported reflects the weighted average sale price."}],"balance_after":266914,"source":{"system":"sec-edgar","filing":"0001562180-25-004491","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025004491/primarydocument.xml","form_type":"4"}},{"id":1283956,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Stock Option (Right to buy)","published_at":"2025-02-04T22:52:20.000Z","date":"2025-01-31","kind":"grant","planned":true,"acquired":true,"shares":128000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The options were granted by the Issuer pursuant to its 2023 Stock Incentive Plan. The options will vest over four years: 25% of the options will vest on the first anniversary of the grant date with the remaining 75% vesting in equal quarterly installments thereafter, subject to the reporting person's continued service with the Issuer on each vesting date."}],"balance_after":128000,"derivative":{"exercise_price":2.24,"expiration_date":"2035-01-31","underlying":"Common Stock","underlying_shares":128000},"source":{"system":"sec-edgar","filing":"0001562180-25-000915","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025000915/primarydocument.xml","form_type":"4"}},{"id":1283955,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2025-02-04T22:52:20.000Z","date":"2025-02-03","kind":"sale","planned":true,"acquired":false,"shares":30202,"price":2.1,"value":63424.2,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-third of the reporting person's restricted stock units granted on January 31, 2024."},{"field":"shares","element":"transactionShares","label":"F4","text":"This sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 23, 2023."}],"balance_after":280248,"source":{"system":"sec-edgar","filing":"0001562180-25-000915","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025000915/primarydocument.xml","form_type":"4"}},{"id":1283954,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2025-02-04T22:52:20.000Z","date":"2025-01-31","kind":"grant","planned":true,"acquired":true,"shares":85000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock units were granted by the Issuer pursuant to its 2023 Stock Incentive Plan.   One third of the restricted stock units will vest on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service with the Issuer on each vesting date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 1,500 shares of the Issuer's common stock purchased on December 31, 2024 under the Issuer's Amended and Restated 2014 Employee Stock Purchase Plan."}],"balance_after":310450,"source":{"system":"sec-edgar","filing":"0001562180-25-000915","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218025000915/primarydocument.xml","form_type":"4"}},{"id":1660938,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"Stock Option (Right to buy)","published_at":"2024-02-02T21:11:44.000Z","date":"2024-01-31","kind":"grant","planned":false,"acquired":true,"shares":336000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The options were granted by the Issuer as an inducement material to the reporting person's entering into employment with the Issuer in accordance with Nasdaq Listing Rule 5635(c)(4). The options will vest over four years: 25% of the options will vest on the first anniversary of the grant date with the remaining 75% vesting in equal quarterly installments thereafter, subject to the reporting person's continued service with the Issuer on each vesting date."}],"balance_after":336000,"derivative":{"exercise_price":1.68,"expiration_date":"2034-01-31","underlying":"Common Stock","underlying_shares":336000},"source":{"system":"sec-edgar","filing":"0001562180-24-000980","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218024000980/primarydocument.xml","form_type":"4"}},{"id":1660937,"issuer":{"id":6105,"kind":"organization","name":"Akebia Therapeutics, Inc."},"owners":[{"id":67723,"kind":"person","name":"Malabre Richard C","position":1,"cik":"0002007730","reported_name":"Malabre Richard C","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Accounting Officer"}}],"security":"Common Stock","published_at":"2024-02-02T21:11:44.000Z","date":"2024-01-31","kind":"grant","planned":false,"acquired":true,"shares":223950,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock units were granted by the Issuer pursuant to its 2023 Stock Incentive Plan.   One third of the restricted stock units will vest on each of the first, second and third anniversaries of the grant date, subject to the reporting person's continued service with the Issuer on each vesting date."}],"balance_after":223950,"source":{"system":"sec-edgar","filing":"0001562180-24-000980","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1517022/000156218024000980/primarydocument.xml","form_type":"4"}}]}