Form4insider filings, from the source

Insider · CIK 0001252546

E Kevin Hrusovsky

Files at: MASS, QTRX. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $510k · 1sales $617k · 8net −$107k
$10k$10k$100k$100k$1M$1MbuyssalesDec 2017Feb 2018May 2018Jul 2018Oct 2018Dec 2018Mar 2019

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 MForm 4 →Jun 12, 4:49 pm EDT908 Devices Inc.MASS14,083——165,390—
Mar 1, 2019 SForm 4 →Mar 1, 4:57 pm ESTQuanterix CorpQTRX1,903$25.00$47,5831,157,495−0.16% plan?
Feb 1, 2019 SForm 4 →Feb 1, 6:10 pm ESTQuanterix CorpQTRX1,952$20.90$40,7961,159,398−0.17% plan?
Jan 3, 2019 SForm 4 →Jan 4, 4:02 pm ESTQuanterix CorpQTRX1,949$17.59$34,2771,161,350−0.17% plan?
Dec 3, 2018 SForm 4 →Dec 3, 5:34 pm ESTQuanterix CorpQTRX2,940$18.46$54,2581,163,299−0.25% plan?
Nov 16, 2018 SForm 4 →Nov 20, 4:00 pm ESTQuanterix CorpQTRX4,000$16.67$66,6791,166,239−0.34% plan?
Nov 1, 2018 SForm 4 →Nov 5, 5:30 pm ESTQuanterix CorpQTRX2,829$17.97$50,8431,170,239−0.24% plan?
Oct 2, 2018 SForm 4 →Oct 3, 4:01 pm EDTQuanterix CorpQTRX2,995$20.91$62,6101,173,068−0.25% plan?
Sep 5, 2018 SForm 4 →Sep 7, 4:22 pm EDTQuanterix CorpQTRX17,909$14.53$260,2431,176,063−1.50% plan?
Aug 7, 2018 AForm 4 →Aug 9, 8:12 pm EDTQuanterix CorpQTRX300,000——1,193,972— plan?
Dec 11, 2017 PForm 4 →Dec 13, 4:22 pm ESTQuanterix CorpQTRX34,000$15.00$510,000893,972+3.95% plan?

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 AMForm 4 →Jun 12, 4:49 pm EDT908 Devices Inc.MASS33,948——6,209—