{"transactions":[{"id":682662,"issuer":{"id":7698,"kind":"organization","name":"Korsana Biosciences, Inc.","symbol":"KRSA"},"owners":[{"id":22018,"kind":"person","name":"CHICKO RHONDA M.","position":1,"cik":"0001740376","reported_name":"CHICKO RHONDA M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Option to Purchase","published_at":"2026-08-18T21:27:18.000Z","date":"2026-08-14","kind":"exercise","planned":false,"acquired":false,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was granted an option on August 7, 2025 to purchase up to 25,000 shares of the Corporation's common stock pursuant to the Issuer's 2019 Equity Incentive Plan. These 25,000 shares provided for vesting as follows: (i) 8,750 shares became immediately exercisable, and (ii) the remaining 16,250 shares were to vest ratably in monthly installments commencing August 31, 2025 and ending on February 28, 2028, provided that the Reporting Person remained as a consultant or employee of Cyclerion Therapeutics, Inc. on such applicable vesting date, subject to certain exemptions.  On July 17, 2026, the Issuer's Board of Directors elected to accelerate in full the vesting of all then unvested options for the Reporting Person.  The Reporting Person exercised the option in full on August 14, 2026 and paid for the exercise by means of a cash payment to the Issuer for the full purchase price."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Reporting Person was granted an option on August 7, 2025 to purchase up to 25,000 shares of the Corporation's common stock pursuant to the Issuer's 2019 Equity Incentive Plan. These 25,000 shares provided for vesting as follows: (i) 8,750 shares became immediately exercisable, and (ii) the remaining 16,250 shares were to vest ratably in monthly installments commencing August 31, 2025 and ending on February 28, 2028, provided that the Reporting Person remained as a consultant or employee of Cyclerion Therapeutics, Inc. on such applicable vesting date, subject to certain exemptions.  On July 17, 2026, the Issuer's Board of Directors elected to accelerate in full the vesting of all then unvested options for the Reporting Person.  The Reporting Person exercised the option in full on August 14, 2026 and paid for the exercise by means of a cash payment to the Issuer for the full purchase price."}],"balance_after":0,"derivative":{"exercise_price":2.355,"expiration_date":"2035-08-06","underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001193125-26-355721","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1740376/000119312526355721/ownership.xml","form_type":"4"}},{"id":682661,"issuer":{"id":7698,"kind":"organization","name":"Korsana Biosciences, Inc.","symbol":"KRSA"},"owners":[{"id":22018,"kind":"person","name":"CHICKO RHONDA M.","position":1,"cik":"0001740376","reported_name":"CHICKO RHONDA M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock, no par value","published_at":"2026-08-18T21:27:18.000Z","date":"2026-08-14","kind":"exercise","planned":false,"acquired":true,"shares":25000,"price":2.355,"value":58875.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person was granted an option on August 7, 2025 to purchase up to 25,000 shares of the Corporation's common stock pursuant to the Issuer's 2019 Equity Incentive Plan. These 25,000 shares provided for vesting as follows: (i) 8,750 shares became immediately exercisable, and (ii) the remaining 16,250 shares were to vest ratably in monthly installments commencing August 31, 2025 and ending on February 28, 2028, provided that the Reporting Person remained as a consultant or employee of Cyclerion Therapeutics, Inc. on such applicable vesting date, subject to certain exemptions.  On July 17, 2026, the Issuer's Board of Directors elected to accelerate in full the vesting of all then unvested options for the Reporting Person.  The Reporting Person exercised the option in full on August 14, 2026 and paid for the exercise by means of a cash payment to the Issuer for the full purchase price."}],"balance_after":25018,"source":{"system":"sec-edgar","filing":"0001193125-26-355721","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740376/000119312526355721/ownership.xml","form_type":"4"}},{"id":1069799,"issuer":{"id":7698,"kind":"organization","name":"Korsana Biosciences, Inc.","symbol":"KRSA"},"owners":[{"id":22018,"kind":"person","name":"CHICKO RHONDA M.","position":1,"cik":"0001740376","reported_name":"CHICKO RHONDA M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-08-11T20:05:06.000Z","date":"2025-08-07","kind":"grant","planned":false,"acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Reporting Person was granted an option to purchase up to 25,000 shares of the Corporation's common stock pursuant to the 2019 Equity Incentive Plan. These 25,000 shares vest as follows: (i) 8,750 shares are immediately exercisable, and (ii) the remaining 16,250 shares vest ratably in monthly installments commencing August 31, 2025 and ending on February 28, 2028, provided that the Reporting Person remains as a consultant or employee of Cyclerion Therapeutics, Inc. on such applicable vesting date, subject to certain exemptions."}],"balance_after":25000,"derivative":{"exercise_price":2.355,"expiration_date":"2035-08-06","underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0000950170-25-106532","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740376/000095017025106532/ownership.xml","form_type":"4"}},{"id":3677677,"issuer":{"id":3721,"kind":"organization","name":"Scholar Rock Holding Corp","symbol":"SRRK"},"owners":[{"id":22018,"kind":"person","name":"CHICKO RHONDA M.","position":1,"cik":"0001740376","reported_name":"CHICKO RHONDA M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2019-02-05T00:36:30.000Z","date":"2019-01-31","kind":"grant","acquired":true,"shares":56000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option vests quarterly over four (4) years, with the first quarterly amount vesting on March 31, 2019."}],"balance_after":56000,"derivative":{"exercise_price":15.11,"expiration_date":"2029-01-31","underlying":"Common Stock","underlying_shares":56000},"source":{"system":"sec-edgar","filing":"0001104659-19-005621","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465919005621/a4.xml","form_type":"4"}},{"id":3912645,"issuer":{"id":3721,"kind":"organization","name":"Scholar Rock Holding Corp","symbol":"SRRK"},"owners":[{"id":22018,"kind":"person","name":"CHICKO RHONDA M.","position":1,"cik":"0001740376","reported_name":"CHICKO RHONDA M.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2018-06-01T01:42:21.000Z","date":"2018-05-29","kind":"grant","acquired":true,"shares":15208,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This option was granted on May 23, 2018 and following the closing of the Issuer's initial public offering on May 29, 2018, the vesting period for the stock option commenced and the stock option shall vest and become exercisable in 16 equal quarterly installments with the first quarterly amount to vest on August 29, 2018."}],"balance_after":15208,"derivative":{"exercise_price":14,"expiration_date":"2028-05-23","underlying":"Common Stock","underlying_shares":15208},"source":{"system":"sec-edgar","filing":"0001104659-18-037316","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465918037316/a4.xml","form_type":"4"}}]}