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The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold each separate price within the range set forth in this footnote."}],"balance_after":179521,"source":{"system":"sec-edgar","filing":"0001836524-26-000016","document":"form4-09172026_080950.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1836524/000183652426000016/form4-09172026_080950.xml","form_type":"4"}},{"id":4621356,"issuer":{"id":4583,"kind":"organization","name":"HawkEye 360, Inc.","symbol":"HAWK"},"owners":[{"id":49381,"kind":"person","name":"Turner Michael S.","position":1,"cik":"0001836524","reported_name":"Turner Michael S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2026-09-17T20:26:54.000Z","date":"2026-09-15","kind":"sale","planned":true,"acquired":false,"shares":8250,"price":16.2888,"value":134382.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a \"sell to cover\"\ntransaction and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.06 to $16.51 inclusive. 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These shares were sold in multiple transactions at prices ranging from $7.50 to $7.60, inclusive. The reporting person undertakes to provide to 908 Devices Inc., any security holder of 908 Devices Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":8521,"source":{"system":"sec-edgar","filing":"0001562180-25-004948","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000156218025004948/primarydocument.xml","form_type":"4"}},{"id":1221744,"issuer":{"id":5564,"kind":"organization","name":"908 Devices Inc.","symbol":"MASS"},"owners":[{"id":49381,"kind":"person","name":"Turner Michael S.","position":1,"cik":"0001836524","reported_name":"Turner Michael S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Admin Officer"}}],"security":"Restricted Stock Units","published_at":"2025-03-05T21:42:41.000Z","date":"2025-03-03","kind":"grant","planned":false,"acquired":true,"shares":125470,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive one share of Common Stock, par value $0.001, when vested."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The RSUs shall vest one-third on February 1, 2026, with the remaining two-thirds vesting in two substantially equal annual installments at the two anniversary dates following February 1, 2026, subject to the reporting person's continued service through the applicable vesting date. 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The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.95 to $7.06, inclusive. 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The sale is mandated by the Issuer's election to require the satisfaction of tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary transaction by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.95 to $7.11, inclusive. The reporting person undertakes to provide to 908 Devices Inc., any security holder of 908 Devices Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote."}],"balance_after":12721,"source":{"system":"sec-edgar","filing":"0001562180-24-000998","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000156218024000998/primarydocument.xml","form_type":"4"}},{"id":1660895,"issuer":{"id":5564,"kind":"organization","name":"908 Devices Inc.","symbol":"MASS"},"owners":[{"id":49381,"kind":"person","name":"Turner Michael S.","position":1,"cik":"0001836524","reported_name":"Turner Michael S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal & Admin Officer"}}],"security":"Common Stock","published_at":"2024-02-02T21:40:25.000Z","date":"2024-02-01","kind":"exercise","planned":false,"acquired":true,"shares":9910,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each Restricted Stock Unit (\"RSU\") represents a contingent right to receive, at settlement, one share of Common Stock. 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The RSUs have no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The RSUs shall vest 25% on February 1, 2024, with the remaining 75% vesting in three substantially equal annual installments at the three anniversary dates following February 1, 2024, subject to the reporting person's continued service through the applicable vesting date. 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