Form 4 Tracker
908 Devices Inc.
MASS

42 insider filings · Latest: Aug 10, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jun 23, 2026Jun 23 4:46 PMKevin Knopp
Proposed Sale
80,000$9.05$724.0K

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Jun 4, 2026Jun 5 10:49 PMChristopher D. BrownDirector
Sale
100$9.00$900875,459(D)

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Jun 4, 2026Jun 4 8:43 PMAWM Investment Company, Inc.10% Owner
Sale
39,782$8.97$356.9K4,887,491(I)

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Jun 2, 2026Jun 4 8:43 PMAWM Investment Company, Inc.10% Owner
Sale
2,500$8.95$22.4K4,927,273(I)

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Jun 3, 2026Jun 4 8:15 PMChristopher D. BrownDirector
Sale
20,000$8.73$174.6K875,559(D)

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Jun 3, 2026Jun 3 8:31 PMCHRISTOPHER BROWN
Proposed Sale
70,000$8.85$619.5K

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May 28, 2026May 29 8:48 PMAWM Investment Company, Inc.10% Owner
Sale
170,442$8.66$1.5M4,929,773(I)

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May 27, 2026May 29 8:48 PMAWM Investment Company, Inc.10% Owner
Sale
16,500$8.25$136.2K5,100,215(I)

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May 28, 2026May 29 8:15 PMChristopher D. BrownDirector
Sale
30,000$9.00$270.0K895,559(D)

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May 28, 2026May 29 8:15 PMIv H. Griffith JosephChief Financial Officer
Sale
6,940$9.03$62.7K132,956(D)

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May 28, 2026May 28 8:34 PMJOSEPH GRIFFITH
Proposed Sale
6,940$8.16$56.6K

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May 11, 2026May 13 8:49 PMAWM Investment Company, Inc.10% Owner
Sale
5,000$8.25$41.3K5,116,715(I)

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May 8, 2026May 11 8:05 PMJohn KennewegSVP, Sales & Product Marketing
Sale
18,255$8.11$148.0K57,784(D)

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May 8, 2026May 8 8:40 PMAWM Investment Company, Inc.10% Owner
Sale
3,025$8.20$24.8K5,121,715(I)

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May 7, 2026May 8 8:40 PMAWM Investment Company, Inc.10% Owner
Sale
12,819$8.20$105.2K5,124,740(I)

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May 6, 2026May 8 8:40 PMAWM Investment Company, Inc.10% Owner
Sale
62,365$8.05$502.2K5,137,559(I)

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May 8, 2026May 8 8:35 PMJOHN WESLEY KENNEWEG
Proposed Sale
18,255$8.11$148.1K

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May 6, 2026May 7 8:30 PMChristopher D. BrownDirector
Sale
20,000$7.23$144.6K925,559(D)

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May 1, 2026May 4 8:30 PMJohn KennewegSVP, Sales & Product Marketing
Sale
7,787$6.83$53.2K76,039(D)

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Apr 10, 2026Apr 14 8:00 PMKevin J. MccallionSVP, Products and Production
Sale
2,693$7.01$18.9K44,925(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Apr 8, 2026Apr 10 11:31 PMKevin J. MccallionSVP, Products and Production
Option Exercise
18,580$1.058,106(D)

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Mar 2, 2026Mar 5 9:50 PMKevin J. MccallionSVP, Products and Production
Option Exercise
7$1.0526,686(D)

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Feb 1, 2026Feb 4 1:45 AMChristopher D. BrownDirector
Option Exercise
23,43721,982(D)

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Feb 2, 2026Feb 4 1:45 AMKevin J. KnoppDirector, President and CEO
Grant/Award
296,021$6.1990,043(D)

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Feb 1, 2026Feb 4 1:45 AMKevin J. KnoppDirector, President and CEO
Option Exercise
107,999132,576(D)

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Feb 2, 2026Feb 4 1:45 AMIv H. Griffith JosephChief Financial Officer
Grant/Award
174,131$6.1952,967(D)

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Feb 1, 2026Feb 4 1:45 AMIv H. Griffith JosephChief Financial Officer
Option Exercise
70,14186,945(D)

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