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(\"NeuroBo\") common stock for $0.72 per share that was assumed by the Issuer in the Merger."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"70,000 shares underlying the option shall become vested shares upon certain milestones in relation to the Issuer's the Phase III US NB-01-301 study; 60,000 shares underlying the option shall become vested shares upon certain regulatory milestones related to the Issuer's product candidate,NB-02; an additional 70,000 option shares shall become vested shares upon the occurrence of certain additional milestones related to the Issuer's Phase III US NB-01-301; 15,000 shares underlying the option became vested shares on January 28, 2019; and an additional 7,500 of shares underlying the option became vested share on each of February 1, 2019, May 1, 2019, August 1, 2019, and November 1, 2019, with an additional 7,500 shares underlying the option to vest on each of February 1, 2020 and May 1, 2020."}],"balance_after":297206,"derivative":{"exercise_price":0.63,"expiration_date":"2029-01-28","underlying":"Common Stock","underlying_shares":297206},"source":{"system":"sec-edgar","filing":"0001683168-20-000016","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000016/ownership.xml","form_type":"4"}},{"id":3326584,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":152357,"kind":"person","name":"Oh Jeong Gyun","position":1,"cik":"0001794777","reported_name":"Oh Jeong Gyun","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T02:53:09.000Z","date":"2019-12-30","kind":"grant","acquired":true,"shares":240051,"ownership":{"direct":false,"nature":"Held by spouse."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Received in connection with the closing of the Merger in exchange for 210,000 shares of common stock of NeuroBo issued upon the conversion of Series B preferred stock of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, held by the spouse of Jeong Gyun Oh."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"In connection with the closing of the Merger, each share of NeuroBo common stock was exchanged for 1.1431 shares of the Issuer's common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"The reporting person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein."}],"balance_after":240051,"source":{"system":"sec-edgar","filing":"0001683168-20-000015","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000015/ownership.xml","form_type":"4"}},{"id":3326583,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":152357,"kind":"person","name":"Oh Jeong Gyun","position":1,"cik":"0001794777","reported_name":"Oh Jeong Gyun","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T02:53:09.000Z","date":"2019-12-30","kind":"grant","acquired":true,"shares":1817842,"ownership":{"direct":false,"nature":"Held by JK BioPharma Solutions, Inc."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received in connection with the closing of the merger of GR Merger Sub Inc., a wholly-owned subsidiary of the Issuer, with and into NeuroBo Therapeutics, Inc. (formerly NeuroBo Pharmaceuticals, Inc.) (\"NeuroBo\") on December 30, 2019, in exchange for (i) 1,000,000 shares of common stock of NeuroBo and (ii) 590,274 shares of common stock of NeuroBo issued upon conversion of convertible promissory notes of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, held by JK BioPharma Solutions, Inc."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"In connection with the closing of the Merger, each share of NeuroBo common stock was exchanged for 1.1431 shares of the Issuer's common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Mr. Oh is the President and Chief Executive Officer of JK BioPharma Solutions, Inc., and as such has voting and investment control over the shares held by JK BioPharma Solutions, Inc."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"The reporting person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein."}],"balance_after":1817842,"source":{"system":"sec-edgar","filing":"0001683168-20-000015","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000015/ownership.xml","form_type":"4"}},{"id":3326612,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":111050,"kind":"person","name":"Kim Na Yeon","position":1,"cik":"0001794779","reported_name":"Kim Na Yeon","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T02:52:12.000Z","date":"2019-12-30","kind":"grant","acquired":true,"shares":1864799,"ownership":{"direct":false,"nature":"Held by The E&Healthcare Investment Fund No. 7"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Received in connection with the closing of the Merger in exchange for 1,500,000 shares of common stock issued upon the conversion of Series B preferred stock of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, and 131,353 shares of common stock issued upon conversion of convertible promissory notes of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, held by The E&Healthcare Investment Fund No. 7."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"In connection with the closing of the Merger, each share of NeuroBo common stock was exchanged for 1.1431 shares of the Issuer's common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Ms. Kim is the Chief Executive Officer of E&I Investment. E&Investment is the sole general partner of The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7, and has voting power over the shares held by The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7. Ms. Kim is the Chief Executive Officer of E&Investment, and as such has voting and investment control over the shares held by E&Investment and its affiliated funds. The reporting person disclaims beneficial ownership of the reported securities except to the extent of her pecuniary interest therein."}],"balance_after":1864799,"source":{"system":"sec-edgar","filing":"0001683168-20-000014","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000014/ownership.xml","form_type":"4"}},{"id":3326611,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":111050,"kind":"person","name":"Kim Na Yeon","position":1,"cik":"0001794779","reported_name":"Kim Na Yeon","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T02:52:12.000Z","date":"2019-12-30","kind":"grant","acquired":true,"shares":1121190,"ownership":{"direct":false,"nature":"Held by The E&Healthcare Investment Fund No. 6"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Received in connection with the closing of the Merger in exchange for 900,000 shares of common stock issued upon conversion of Series B preferred stock of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, and 80,833 shares of common stock issued upon conversion of convertible promissory notes of NeuroBo, which conversion occurred immediately prior to the closing of the Merger, held by The E&Healthcare Investment Fund No. 6."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"In connection with the closing of the Merger, each share of NeuroBo common stock was exchanged for 1.1431 shares of the Issuer's common stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Ms. Kim is the Chief Executive Officer of E&I Investment. E&Investment is the sole general partner of The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7, and has voting power over the shares held by The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7. Ms. Kim is the Chief Executive Officer of E&Investment, and as such has voting and investment control over the shares held by E&Investment and its affiliated funds. The reporting person disclaims beneficial ownership of the reported securities except to the extent of her pecuniary interest therein."}],"balance_after":1121190,"source":{"system":"sec-edgar","filing":"0001683168-20-000014","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000014/ownership.xml","form_type":"4"}},{"id":3326610,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":111050,"kind":"person","name":"Kim Na Yeon","position":1,"cik":"0001794779","reported_name":"Kim Na Yeon","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T02:52:12.000Z","date":"2019-12-30","kind":"grant","acquired":true,"shares":4335800,"ownership":{"direct":false,"nature":"Held by The E&Healthcare Investment Fund II"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received in connection with the closing of the merger of GR Merger Sub Inc., a wholly-owned subsidiary of the Issuer, with and into NeuroBo Therapeutics, Inc. 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E&Investment is the sole general partner of The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7, and has voting power over the shares held by The E&Healthcare Investment Fund II, The E&Healthcare Investment Fund No. 6 and The E&Investment Healthcare Fund No. 7. Ms. Kim is the Chief Executive Officer of E&Investment, and as such has voting and investment control over the shares held by E&Investment and its affiliated funds. The reporting person disclaims beneficial ownership of the reported securities except to the extent of her pecuniary interest therein."}],"balance_after":4335800,"source":{"system":"sec-edgar","filing":"0001683168-20-000014","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1638287/000168316820000014/ownership.xml","form_type":"4"}},{"id":3455096,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":76273,"kind":"person","name":"SASSINE ANDY","position":1,"cik":"0001515322","reported_name":"SASSINE ANDY","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common 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The issuer's stockholders approved such amendment on May 22, 2018."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"50,000 shares underlying the option will vest if and when the issuer's common stock achieves a specified volume weighted average closing price for 30 consecutive days on or before December 31, 2019. 50,000 remaining shares underlying the option award are subject to a performance condition and will vest on the date that the first patient in the first Phase 3 clinical trial in a non-orphan indication receives the first dose of gemcabene if such event occurs on or before December 31, 2019. The option includes an early exercise provision, subject to the issuer's right of repurchase with respect to any unvested shares of common stock."}],"balance_after":50000,"derivative":{"exercise_price":5.56,"expiration_date":"2028-04-30","underlying":"Common Stock","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0001596771-18-000061","document":"primary_doc.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1571997/000159677118000061/primary_doc.xml","form_type":"4"}},{"id":3918215,"issuer":{"id":7947,"kind":"organization","name":"MetaVia Inc.","symbol":"MTVA"},"owners":[{"id":90806,"kind":"person","name":"Gullans Steven R. Ph.D.","position":1,"cik":"0001571997","reported_name":"Gullans Steven R. 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