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908 Devices Inc.

MASS
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001555279

In the last 90 days, 908 Devices Inc. insiders filed 0 open-market purchases and 13 sales; 111 institutions reported holding it in 13F filings for Q2 2026, worth $244.1M in total; ARK Invest is the only superinvestor holding it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by 908 Devices Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
13 filings
5 insiders, $4.24M in total
Insiders trading
5
Net value
−$4.24M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for 908 Devices Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for 908 Devices Inc.
NameTitleLast reported holdingLast filingFilings, past year
AWM Investment Company, Inc.10% Owner4,754,773IndirectSep 25, 20268
Kenneweg JohnSVP, Sales & Product Marketing57,784Sep 17, 20264
Brown Christopher D.Director775,559Sep 4, 202612
Griffith Joseph H. IVChief Financial Officer121,497Aug 27, 20264
Knopp Kevin J.President and CEO555,968Aug 17, 20266
Vann Brandi CDirector5,192Aug 3, 20262
Leonhart Michele M.Director27,054Jun 25, 20262
Crandell KeithDirector39,374Jun 12, 20261
Eloi Fenel MDirector40,897Jun 12, 20261
Hrusovsky E KevinDirector165,390Jun 12, 20261
Hunt AnthonyDirector44,168Jun 12, 20261
Spoto MarkDirector89,346Jun 12, 20262
Otitoju Kolawole A.Chief Bus. & Strategy Officer–Apr 22, 20261
McCallion Kevin J.SVP, Products and Production44,925Apr 14, 20263
Turner Michael S.Chief Legal & Admin Officer0Jun 18, 20250
George Jeffrey P.Director26,814Jun 13, 20250
Eisenberg MarciaDirector25,957Jun 13, 20250
Fitzpatrick MauraVP, Product Management & Mktg2,834Feb 3, 20230
Barthelemy NicolasDirector15,379Jun 17, 20220
Basarsky Trent A.VP, Corporate Development80,000Apr 28, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 8, 2021 (view filing)Jul 71 dayBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−35.0K$33.63−$1.18M−3.2%1.07M after3 lots
Jul 20, 2021 (view filing)5:43 PM ETJul 164 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$32.27−$322.7K−100.0%0 after3 lots
Jul 23, 2021 (view filing)Jun 23-2530 daysBasarsky Trent A.VP, Corporate DevelopmentSSaleCommon Stock, par value $0.001−42.0K$39.67−$1.67M−89.4%5.00K afterAmended4 lots
Jul 27, 2021 (view filing)Jul 234 daysBasarsky Trent A.VP, Corporate DevelopmentSSale−21.0K$32.25−$677.3K−37.5%35.0K after2 lots
Aug 6, 2021 (view filing)Aug 42 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−15.0K$32.54−$488.1K−1.4%1.05M after3 lots
Aug 17, 2021 (view filing)4:19 PM ETAug 161 dayKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$30.45−$304.5K−100.0%0 after2 lots
Aug 18, 2021 (view filing)Aug 16-182 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−35.0K$30.46−$1.07M−4.3%776.8K after5 lots
Aug 25, 2021 (view filing)Aug 23-252 daysBasarsky Trent A.VP, Corporate DevelopmentSSale−37.0K$34.38−$1.27M−51.4%35.0K after5 lots
Aug 30, 2021 (view filing)Aug 273 daysBasarsky Trent A.VP, Corporate DevelopmentSSale−2.00K$34.96−$70.0K−5.4%35.0K after
Sep 3, 2021 (view filing)Sep 12 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−15.0K$35.92−$538.7K−1.4%1.04M after2 lots
Sep 3, 2021 (view filing)Sep 12 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−20.0K$35.91−$718.2K−2.6%756.8K after3 lots
Sep 10, 2021 (view filing)Sep 82 daysGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−49.9K$37.61−$1.88M−35.3%91.6K after4 lots
Sep 10, 2021 (view filing)Sep 91 dayTurner Michael S.VP, General CounselSSaleCommon Stock, par value $0.001−21.8K$36.41−$795.6K−81.4%5.00K after2 lots
Sep 17, 2021 (view filing)4:43 PM ETSep 161 dayKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$36.61−$366.1K−100.0%0 after
Sep 27, 2021 (view filing)Sep 234 daysBasarsky Trent A.VP, Corporate DevelopmentSSale−6.00K$37.70−$226.2K−14.6%35.0K afterAmended2 lots
Oct 5, 2021 (view filing)Oct 14 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−20.0K$33.65−$673.0K−2.6%736.8K after3 lots
Oct 7, 2021 (view filing)Oct 61 dayBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−15.0K$32.31−$484.7K−1.4%1.02M after2 lots
Oct 19, 2021 (view filing)4:18 PM ETOct 181 dayKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$32.22−$322.2K−100.0%0 after
Nov 2, 2021 (view filing)Nov 11 dayKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−20.0K$34.62−$692.4K−2.7%716.8K after3 lots
Nov 4, 2021 (view filing)Nov 31 dayBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−15.0K$32.86−$492.9K−1.5%1.01M after2 lots
Nov 5, 2021 (view filing)Nov 5Same dayGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−2.80K$39.08−$109.4K−3.1%88.8K after
Nov 18, 2021 (view filing)4:13 PM ETNov 162 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$30.32−$303.2K−100.0%0 after2 lots
Dec 3, 2021 (view filing)Dec 12 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−10.0K$23.86−$238.6K−1.0%998.9K after2 lots
Jan 7, 2022 (view filing)Jan 52 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−10.0K$23.67−$236.7K−1.0%988.9K after2 lots
Jan 12, 2022 (view filing)4:36 PM ETJan 10-112 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−10.0K$20.14−$201.4K−100.0%0 after2 lots
Jan 14, 2022 (view filing)Jan 122 daysBasarsky Trent A.VP, Corporate DevelopmentSSaleCommon Stock, par value $0.001−15.0K$19.43−$291.4K−25.0%45.0K after2 lots
Feb 16, 2022 (view filing)Feb 14-152 daysBasarsky Trent A.VP, Corporate DevelopmentSSaleCommon Stock, par value $0.001−15.0K$15.18−$227.7K−25.0%45.0K after2 lots
Mar 15, 2022 (view filing)Mar 141 dayBasarsky Trent A.VP, Corporate DevelopmentSSaleCommon Stock, par value $0.001−15.0K$17.66−$264.9K−20.0%60.0K after2 lots
Mar 15, 2022 (view filing)Mar 114 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−100$20.00−$2.00K0.0%988.8K after
Mar 15, 2022 (view filing)4:32 PM ETMar 114 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−119$20.00−$2.38K−100.0%0 after
Mar 21, 2022 (view filing)Mar 183 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−19.9K$20.06−$399.2K−2.0%968.9K after
Mar 21, 2022 (view filing)4:43 PM ETMar 183 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−19.9K$20.06−$398.8K−100.0%0 after
Apr 13, 2022 (view filing)Apr 121 dayBasarsky Trent A.VP, Corporate DevelopmentSSaleCommon Stock, par value $0.001−15.0K$19.74−$296.0K−16.7%75.0K after2 lots
Apr 14, 2022 (view filing)Apr 122 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−9.83K$20.06−$197.2K−1.0%959.1K after
Apr 14, 2022 (view filing)4:20 PM ETApr 122 daysKenneweg JohnVice President, GovernmentSSaleCommon Stock, par value $0.001−9.88K$20.07−$198.3K−100.0%0 after
Jun 15, 2022 (view filing)Jun 132 daysGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−13.3K$13.54−$180.5K−12.7%91.6K after
Jun 17, 2022 (view filing)Jun 152 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−20.8K$14.66−$304.9K−2.9%696.0K after2 lots
Jun 17, 2022 (view filing)Jun 152 daysGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−1.00K$15.02−$15.0K−1.1%91.6K after
Jun 22, 2022 (view filing)Jun 211 dayKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−9.20K$15.07−$138.6K−1.3%686.8K after
Jun 22, 2022 (view filing)Jun 17-215 daysGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−9.00K$15.06−$135.5K−8.9%91.6K after2 lots
Jun 27, 2022 (view filing)Jun 234 daysTurner Michael S.VP, General CounselSSaleCommon Stock, par value $0.001−10.0K$17.90−$179.0K−66.7%5.00K after
Jun 27, 2022 (view filing)Jun 24-273 daysGriffith Joseph H. IVChief Financial OfficerSSaleCommon Stock, par value $0.001−18.2K$19.12−$347.7K−16.6%91.6K after2 lots
Jul 1, 2022 (view filing)Jun 29-302 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−20.2K$20.20−$407.5K−2.1%938.9K after2 lots
Jul 1, 2022 (view filing)Jun 292 daysTurner Michael S.VP, General CounselSSaleCommon Stock, par value $0.001−5.00K$20.03−$100.2K−100.0%0 after
Jul 8, 2022 (view filing)Jul 6-82 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−1.45K$22.07−$32.1K−0.2%685.4K after2 lots
Jul 8, 2022 (view filing)Jul 62 daysBrown Christopher D.Chief Technology OfficerSSaleCommon Stock, par value $0.001−10.0K$21.28−$212.8K−1.1%928.9K after2 lots
Jul 19, 2022 (view filing)Jul 154 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−30.0K$17.37−$521.1K−4.4%655.4K after2 lots
Jul 25, 2022 (view filing)Jul 214 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−200$22.04−$4.41K0.0%655.2K after
Aug 1, 2022 (view filing)Jul 28-Aug 14 daysKnopp Kevin J.President and CEOSSaleCommon Stock, par value $0.001−38.3K$22.28−$854.4K−5.9%616.8K after3 lots
Aug 3, 2022 (view filing)Aug 21 dayTurner Michael S.VP, General CounselSSaleCommon Stock, par value $0.001−10.0K$23.96−$239.6K−100.0%0 after