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$MASS
$11.65 +$0.16 (1.39%) Close

Insider Transactions

What 908 Devices Inc.'s executives and directors are doing with their own shares, from SEC Form 3/4/5 filings — separating what the filings state (awards, withholding, disclosed plans) from what only the pattern of dates shows.

Insider trades

3 months 12 months
Open-market buys 0 0
Sells 22 58
Total trades 27 88

Shares traded

3 months 12 months
Acquired 92,848 439,079
Disposed 461,550 798,382
Net activity −368,702 −359,303

Common stock only — 9 reported trades in the last 12 months are in a security these totals do not cover.

See the story behind these numbers

View rich charts and dive into the patterns of specific insiders — who is accumulating, who is winding down, and which sale explanations the filings actually support.

Open-market buyer Disclosed 10b5-1 Heavy discretionary Sign up free

All transactions

Insider Relation Date Transaction Shares Price Value Shares held
Brown Christopher D. Director Oct 07 Exercise / conversion · M +60,000 $1.75 +$105K 805,559
Brown Christopher D. Director Oct 07 Open-market sale · S −30,000 $11.89 −$357K 745,559
Griffith Joseph H. Iv Chief Financial Officer Oct 06 Open-market sale · S −5,000 $13.03 −$65.2K 116,497
Awm Investment Company, Inc. 10% owner Sep 29 Open-market sale · S −18,000 $11.52 −$207K 4,736,773
Awm Investment Company, Inc. 10% owner Sep 24 Open-market sale · S −24,000 $11.36 −$273K 4,754,773
Awm Investment Company, Inc. 10% owner Sep 23 Open-market sale · S −1,000 $11.25 −$11.3K 4,755,773
Kenneweg John SVP, Sales & Product Marketing Sep 17 Open-market sale · S −5,257 $10.22 −$53.7K 57,784
Kenneweg John SVP, Sales & Product Marketing Sep 17 Exercise / conversion · M +5,257 $0.96 +$5.05K 63,041
Kenneweg John SVP, Sales & Product Marketing Sep 16 Open-market sale · S −21,399 $10.11 −$216K 57,784
Kenneweg John SVP, Sales & Product Marketing Sep 16 Exercise / conversion · M +21,399 $0.96 +$20.5K 79,183
Kenneweg John SVP, Sales & Product Marketing Sep 15 Open-market sale · S −1,000 $10.00 −$10K 57,784
Kenneweg John SVP, Sales & Product Marketing Sep 15 Exercise / conversion · M +1,000 $0.96 +$960 58,784
Brown Christopher D. Director Sep 02 Open-market sale · S −30,000 $10.58 −$317K 775,559
Griffith Joseph H. Iv Chief Financial Officer Aug 25 Open-market sale · S −11,459 $10.95 −$125K 121,497
Awm Investment Company, Inc. 10% owner Aug 21 Open-market sale · S −41,578 $10.61 −$441K 4,779,773
Awm Investment Company, Inc. 10% owner Aug 20 Open-market sale · S −8,422 $10.52 −$88.6K 4,821,351
Knopp Kevin J. President and CEO Aug 17 Open-market sale · S −20,000 $10.35 −$207K 555,968
Knopp Kevin J. President and CEO Aug 13 Open-market sale · S −7,622 $10.06 −$76.7K 575,968
Knopp Kevin J. President and CEO Aug 12 Open-market sale · S −2,747 $10.07 −$27.7K 583,590
Knopp Kevin J. President and CEO Aug 11 Open-market sale · S −30,170 $10.16 −$307K 586,337

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