Director Share Dealings - 908 Devices Inc (MASS)

Director deals

Listed below are trades carried out by directors and other individuals which are required to be notified to the market.

≈ Figures for the value of trade may not add up due to rounding.

Recent deals

Date	Name and position (if held)	Deal type	Number of shares dealt	Price per share	Value of trade ≈	Shares remaining
7 October 2026	Christopher D. (Chris) BrownDirector	Sell Tax related	30,000	$11.89	$356,700.00	745,559
6 October 2026	Joseph H IV GriffithCFO	Sell Regular sell transaction (market)	5,000	$13.03	$65,150.00	116,497
29 September 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	18,000	$11.52	$207,322.20	4,736,773
24 September 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	24,000	$11.36	$272,625.60	4,754,773
23 September 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	1,000	$11.25	$11,250.00	4,755,773
17 September 2026	John Wesley KennewegSenior Vice President	Sell Option/Award related	5,257	$10.22	$53,726.54	57,784
16 September 2026	John Wesley KennewegSenior Vice President	Sell Option/Award related	21,399	$10.11	$216,343.89	57,784
15 September 2026	John Wesley KennewegSenior Vice President	Sell Option/Award related	1,000	$10.00	$10,000.00	57,784
2 September 2026	Christopher D. (Chris) BrownDirector	Sell Regular sell transaction (market)	30,000	$10.58	$317,400.00	775,559
25 August 2026	Joseph H IV GriffithCFO	Sell Regular sell transaction (market)	11,459	$10.95	$125,476.05	121,497

5 most significant deals

Date	Name and position (if held)	Deal type	Number of shares dealt	Price per share	Value of trade ≈	Shares remaining
28 May 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	170,442	$8.66	$1,475,925.45	4,929,773
11 August 2026	Kevin J KnoppChairman/CEO	Sell Regular sell transaction (market)	115,748	$9.83	$1,137,802.84	616,507
6 May 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	57,365	$8.06	$462,155.39	5,137,559
21 August 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	41,578	$10.61	$441,159.21	4,779,773
4 August 2026	AWM INVESTMENT COMPANY INCHedge Fund	Sell Regular sell transaction (market)	50,000	$8.36	$417,765.00	4,829,773

Data policy - All information should be used for indicative purposes only. You should independently check data before making any investment decision. HL cannot guarantee that the data is accurate or complete, and accepts no responsibility for how it may be used. Director deal information provided by Factset.