{"transactions":[{"id":3568550,"issuer":{"id":7698,"kind":"organization","name":"Korsana Biosciences, Inc.","symbol":"KRSA"},"owners":[{"id":5213,"kind":"organization","name":"IRONWOOD PHARMACEUTICALS INC","symbol":"IRWD","position":1,"cik":"0001446847","reported_name":"IRONWOOD PHARMACEUTICALS INC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-04-03T01:39:20.000Z","date":"2019-04-01","kind":"other","acquired":false,"shares":15562555,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Ironwood distributed all of the issued and outstanding shares of Cyclerion common stock to its stockholders on a pro rata basis as part of the separation of Cyclerion from Ironwood into two independent public companies."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001104659-19-019466","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1446847/000110465919019466/a4.xml","form_type":"4"}},{"id":3568549,"issuer":{"id":7698,"kind":"organization","name":"Korsana Biosciences, Inc.","symbol":"KRSA"},"owners":[{"id":5213,"kind":"organization","name":"IRONWOOD PHARMACEUTICALS INC","symbol":"IRWD","position":1,"cik":"0001446847","reported_name":"IRONWOOD PHARMACEUTICALS INC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2019-04-03T01:39:20.000Z","date":"2019-03-29","kind":"grant","acquired":true,"shares":15562455,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On March 29, 2019, Cyclerion Therapeutics, Inc. (\"Cyclerion\") issued a dividend of 155,624.55 shares of its common stock for each share of its common stock outstanding.  As the sole holder of Cyclerion's common stock, Ironwood Pharmaceuticals, Inc. (\"Ironwood\") received 15,562,455 shares of common stock in the dividend."}],"balance_after":15562555,"source":{"system":"sec-edgar","filing":"0001104659-19-019466","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1446847/000110465919019466/a4.xml","form_type":"4"}}]}