Joseph H. IV Griffith

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
26 Mar 24	MASS 908 Devices	Common Stock, par value $0.001	Option exercise	Acquire M	No	No	1.58	8,437	13.33 k	93,437
26 Mar 24	MASS 908 Devices	Stock Option (option to buy) Common Stock, par value $0.001	Option exercise	Dispose M	No	No	1.58	8,437	13.33 k	5,000
1 Mar 24	MASS 908 Devices	RSU Common Stock, par value $0.001	Grant	Acquire A	No	No	0	45,042	0.00	45,042
1 Mar 24	MASS 908 Devices	Stock Option (option to buy) Common Stock, par value $0.001	Grant	Acquire A	No	No	7.35	61,535	452.28 k	61,535
2 Feb 24	MASS 908 Devices	Common Stock	Sell	Dispose S	No	Yes	7.0923	9,711	68.87 k	80,000
1 Feb 24	MASS 908 Devices	Common Stock	Sell	Dispose S	No	No	7.0032	3,810	26.68 k	89,711
1 Feb 24	MASS 908 Devices	Common Stock	Sell	Dispose S	No	No	6.9968	1,888	13.21 k	93,521
1 Feb 24	MASS 908 Devices	Common Stock	Option exercise	Acquire M	No	No	0	10,306	0.00	95,409
1 Feb 24	MASS 908 Devices	Common Stock	Option exercise	Acquire M	No	No	0	5,103	0.00	85,103
1 Feb 24	MASS 908 Devices	RSU Common Stock	Option exercise	Dispose M	No	No	0	10,306	0.00	30,918

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.