908 Devices Inc. - MASS

Include option trades

Include indirect trades

Latest data: 6/18/2026 10:01:40 PM

EDGAR CIK

1 Month 3 Month 6 Month 1 Year 2 Years

Buy Breakdown

Total $0

No buy transactions for this time period.

Sell Breakdown

Total $1,163,679

Monthly Totals

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
06/04/2026 10b5-1	06/05/2026	Brown Christopher D. Director	Sell	-100 @ $9.00	($900.00)	875,459	(-0.01%)	Direct
06/03/2026 10b5-1	06/04/2026	Brown Christopher D. Director	Sell	-20,000 @ $8.73	($174,600.00)	875,559	(-2.23%)	Direct
05/28/2026 10b5-1	05/29/2026	Brown Christopher D. Director	Sell	-30,000 @ $9.00	($270,000.00)	895,559	(-3.24%)	Direct
05/28/2026 10b5-1	05/29/2026	Griffith Joseph H. Iv Chief Financial Officer CFO	Sell	-6,940 @ $9.03	($62,668.20)	132,956	(-4.96%)	Direct
05/08/2026	05/11/2026	Kenneweg John SVP, Sales & Product Marketing Officer	Sell	-18,255 @ $8.11	($148,048.05)	57,784	(-24.01%)	Direct
05/06/2026 10b5-1	05/07/2026	Brown Christopher D. Director	Sell	-20,000 @ $7.23	($144,600.00)	925,559	(-2.12%)	Direct
04/10/2026 10b5-1	04/10/2026	Brown Christopher D. Director	Sell	-17,578 @ $7.07	($124,276.46)	945,559	(-1.83%)	Direct
04/09/2026 10b5-1	04/10/2026	Brown Christopher D. Director	Sell	-7,392 @ $7.04	($52,039.68)	963,137	(-0.76%)	Direct
04/08/2026 10b5-1	04/10/2026	Brown Christopher D. Director	Sell	-15,030 @ $7.05	($105,961.50)	970,529	(-1.53%)	Direct
10/03/2025 10b5-1	10/06/2025	Griffith Joseph H. Iv Chief Financial Officer CFO	Sell	-4,292 @ $9.05	($38,849.04)	92,930	(-4.41%)	Direct
10/02/2025 10b5-1	10/06/2025	Griffith Joseph H. Iv Chief Financial Officer CFO	Sell	-708 @ $9.04	($6,397.77)	97,222	(-0.72%)	Direct
09/19/2025 10b5-1	09/23/2025	Griffith Joseph H. Iv Chief Financial Officer CFO	Sell	-5,000 @ $7.07	($35,338.50)	97,930	(-4.86%)	Direct