Form 4 Tracker
908 Devices Inc.
MASS

42 insider filings · Latest: Aug 10, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 17, 2026Aug 17 6:18 PMKevin Knopp
Proposed Sale
20,000$10.25$205.0K

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Aug 11, 2026Aug 12 9:05 PMChristopher D. BrownDirector
Sale
8,358$9.23$77.1K805,559(D)

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Aug 10, 2026Aug 12 9:05 PMChristopher D. BrownDirector
Sale
9,442$9.03$85.3K813,917(D)

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Aug 12, 2026Aug 12 9:05 PMKevin J. KnoppDirector, President and CEO
Sale
2,747$10.07$27.7K583,590(D)

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Aug 11, 2026Aug 12 9:05 PMKevin J. KnoppDirector, President and CEO
Sale
145,918$9.90$1.4M586,337(D)

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Aug 10, 2026Aug 12 9:05 PMKevin J. KnoppDirector, President and CEO
Sale
348$9.06$3.2K732,255(D)

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Aug 11, 2026Aug 11 7:13 PMKevin Knopp
Proposed Sale
140,000$9.62$1.3M

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Aug 10, 2026Aug 10 8:37 PMCHRISTOPHER BROWN
Proposed Sale
100,000$8.88$888.0K

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Aug 5, 2026Aug 7 8:50 PMChristopher D. BrownDirector
Sale
20,000$8.49$169.8K823,359(D)

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Aug 4, 2026Aug 6 8:26 PMAWM Investment Company, Inc.10% Owner
Sale
50,000$8.36$417.8K4,829,773(I)

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Jul 2, 2026Jul 7 8:45 PMKevin J. KnoppDirector, President and CEO
Sale
222$9.07$2.0K732,603(D)

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Jul 2, 2026Jul 7 8:45 PMChristopher D. BrownDirector
Sale
2,200$9.02$19.8K843,359(D)

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Jun 30, 2026Jul 2 8:15 PMChristopher D. BrownDirector
Sale
20,000$8.84$176.8K845,559(D)

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Jun 26, 2026Jun 30 9:10 PMKevin J. KnoppDirector, President and CEO
Sale
2,798$9.09$25.4K732,825(D)

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Jun 23, 2026Jun 25 9:15 PMChristopher D. BrownDirector
Sale
9,900$9.04$89.5K865,559(D)

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Jun 25, 2026Jun 25 9:15 PMKevin J. KnoppDirector, President and CEO
Sale
16,388$9.10$149.1K735,623(D)

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Jun 24, 2026Jun 25 9:15 PMKevin J. KnoppDirector, President and CEO
Sale
40,535$9.14$370.5K752,011(D)

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Jun 23, 2026Jun 25 9:15 PMKevin J. KnoppDirector, President and CEO
Sale
3,422$9.06$31.0K792,546(D)

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Jun 23, 2026Jun 24 8:26 PMAWM Investment Company, Inc.10% Owner
Sale
3,050$9.00$27.5K4,879,773(I)

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Jun 22, 2026Jun 24 8:26 PMAWM Investment Company, Inc.10% Owner
Sale
4,668$8.99$42.0K4,882,823(I)

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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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