{"transactions":[{"id":3934520,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":166710,"kind":"person","name":"BAL BRUCE J","position":1,"cik":"0001263377","reported_name":"BAL BRUCE J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP of Ops, Service and Quality"}}],"security":"Stock Option (right to buy)","published_at":"2018-05-14T21:00:57.000Z","date":"2018-05-10","kind":"grant","acquired":true,"shares":18700,"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 May 10, 2019 and vests as to an additional 2.083% of the shares per month for 36 months thereafter."}],"balance_after":18700,"derivative":{"exercise_price":19.12,"expiration_date":"2028-05-10","underlying":"Common Stock","underlying_shares":18700},"source":{"system":"sec-edgar","filing":"0001104659-18-033076","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1263377/000110465918033076/a4.xml","form_type":"4"}},{"id":3934519,"issuer":{"id":6649,"kind":"organization","name":"Quanterix Corp","symbol":"QTRX"},"owners":[{"id":166710,"kind":"person","name":"BAL BRUCE J","position":1,"cik":"0001263377","reported_name":"BAL BRUCE J","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP of Ops, Service and Quality"}}],"security":"Common Stock","published_at":"2018-05-14T21:00:57.000Z","date":"2018-05-10","kind":"grant","acquired":true,"shares":5485,"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 May 10, 2019 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":"Represents 5,485 restricted stock units."}],"balance_after":5485,"source":{"system":"sec-edgar","filing":"0001104659-18-033076","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1263377/000110465918033076/a4.xml","form_type":"4"}}]}