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The reporting person undertakes to provide upon request to the SEC staff, the issuer or any security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 9,633 restricted stock units."}],"balance_after":44760,"source":{"system":"sec-edgar","filing":"0001562180-19-003550","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019003550/primarydocument.xml","form_type":"4"}},{"id":3487376,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-06-17T20:30:52.000Z","date":"2019-06-17","kind":"exercise","acquired":true,"shares":1667,"price":1.93,"value":3217.31,"ownership":{"direct":true},"balance_after":46427,"source":{"system":"sec-edgar","filing":"0001562180-19-003550","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019003550/primarydocument.xml","form_type":"4"}},{"id":3525577,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Stock Option (Right to Buy)","published_at":"2019-05-15T21:21:03.000Z","date":"2019-05-13","kind":"exercise","acquired":false,"shares":592,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Option is fully vested."}],"balance_after":13610,"derivative":{"exercise_price":1.93,"expiration_date":"2021-07-06","underlying":"Common Stock","underlying_shares":592},"source":{"system":"sec-edgar","filing":"0001562180-19-002823","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019002823/primarydocument.xml","form_type":"4"}},{"id":3525576,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-05-15T21:21:03.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":234,"price":21.2,"value":4960.8,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 9,747 restricted stock units."}],"balance_after":44760,"source":{"system":"sec-edgar","filing":"0001562180-19-002823","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019002823/primarydocument.xml","form_type":"4"}},{"id":3525575,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-05-15T21:21:03.000Z","date":"2019-05-13","kind":"sale","acquired":false,"shares":451,"price":20.0222,"value":9030.0122,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The sale of shares reported on this Form 4 was made solely to cover tax obligations upon the vesting of 1,371 RSUs."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $19.51 to $20.1316. The price reported reflects the weighted average sale price. The reporting person undertakes to provide upon request to the SEC staff, the issuer or any security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":44994,"source":{"system":"sec-edgar","filing":"0001562180-19-002823","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019002823/primarydocument.xml","form_type":"4"}},{"id":3525574,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-05-15T21:21:03.000Z","date":"2019-05-13","kind":"sale","acquired":false,"shares":592,"price":21.1873,"value":12542.8816,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction was executed in multiple trades at prices ranging from $21.1538 to $21.22. The price reported reflects the weighted average sale price. The reporting person undertakes to provide upon request to the SEC staff, the issuer or any security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":45445,"source":{"system":"sec-edgar","filing":"0001562180-19-002823","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019002823/primarydocument.xml","form_type":"4"}},{"id":3525573,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-05-15T21:21:03.000Z","date":"2019-05-13","kind":"exercise","acquired":true,"shares":592,"price":1.93,"value":1142.56,"ownership":{"direct":true},"balance_after":46037,"source":{"system":"sec-edgar","filing":"0001562180-19-002823","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019002823/primarydocument.xml","form_type":"4"}},{"id":3585836,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Stock Option (right to buy)","published_at":"2019-03-19T20:10:23.000Z","date":"2019-03-17","kind":"grant","acquired":true,"shares":19204,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option vests as to 25% of the shares on March 17, 2020 and vests as to an additional 2.083% of the shares per month for 36 months thereafter."}],"balance_after":19204,"derivative":{"exercise_price":24.87,"expiration_date":"2029-03-17","underlying":"Common Stock","underlying_shares":19204},"source":{"system":"sec-edgar","filing":"0001562180-19-001968","document":"primarydocument.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019001968/primarydocument.xml","form_type":"4"}},{"id":3585835,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Common Stock","published_at":"2019-03-19T20:10:23.000Z","date":"2019-03-17","kind":"grant","acquired":true,"shares":5633,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares of common stock issuable upon vesting of restricted stock units.  The restricted stock units vest as to 25% of the shares on March 17, 2020 and vest as to an additional 2.083% of the shares per month for 36 months thereafter."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 11,118 restricted stock units."}],"balance_after":45445,"source":{"system":"sec-edgar","filing":"0001562180-19-001968","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1503274/000156218019001968/primarydocument.xml","form_type":"4"}},{"id":3778886,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":128719,"kind":"person","name":"Duffy David C.","position":1,"cik":"0001724566","reported_name":"Duffy David C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP R&D and CTO"}}],"security":"Stock Option (Right to 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