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CIK 0001555279 · Non-accelerated filer<br>Smaller reporting company

908 Devices Inc.

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Ticker
MASS
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
454524096
Phone
978-729-4478
Business address
44 THIRD AVENUE, BURLINGTON, MA, 01803
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$2,701,292
in 10 filings, $1.7M under 10b5-1 plans

Net −$2,701,292. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-06-10 Leonhart Michele M. Director Option exercise · Restricted Stock Units −14,083 0
2026-06-10 Spoto Mark Director Option exercise +14,083 89,346
2026-06-10 Spoto Mark Director Option exercise · Restricted Stock Units −14,083 0
2026-06-10 Hunt Anthony Director Option exercise +14,083 44,168
2026-06-10 Hunt Anthony Director Option exercise · Restricted Stock Units −14,083 0
2026-06-10 HRUSOVSKY E KEVIN Director Option exercise +14,083 165,390
2026-06-10 HRUSOVSKY E KEVIN Director Option exercise · Restricted Stock Units −14,083 0
2026-06-10 ELOI FENEL M Director Option exercise +14,083 40,897
2026-06-10 ELOI FENEL M Director Option exercise · Restricted Stock Units −14,083 0
2026-06-10 CRANDELL KEITH Director Option exercise +14,083 39,374
2026-06-10 CRANDELL KEITH Director Option exercise · Restricted Stock Units −14,083 0
2026-06-04 Brown Christopher D. Director Sale 10b5-1 −100 $9.00 $900 875,459
2026-06-04 AWM Investment Company, Inc. 10% owner Sale −39,782 $8.97 $357K 4,887,491
2026-06-03 Brown Christopher D. Director Sale 10b5-1 −20,000 $8.73 $175K 875,559
2026-06-02 AWM Investment Company, Inc. 10% owner Sale −2,500 $8.95 $22K 4,927,273
2026-05-28 Brown Christopher D. Director Sale 10b5-1 −30,000 $9.00 $270K 895,559
2026-05-28 AWM Investment Company, Inc. 10% owner Sale −170,442 $8.66 $1.5M 4,929,773
2026-05-28 Griffith Joseph H. IV Chief Financial Officer Sale 10b5-1 −6,940 $9.03 $63K 132,956
2026-05-27 AWM Investment Company, Inc. 10% owner Sale −1,500 $8.25 $12K 5,115,215
2026-05-27 AWM Investment Company, Inc. 10% owner Sale −15,000 $8.25 $124K 5,100,215

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