Brown Christopher D. - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
4/2/24 16:06	4/1/24	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	Chief Pr	M.d	6	1.75	4	0	885	D
2/2/24 16:37	2/1/24	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	Chief Pr	S.d	-28	7.01	-4	0	886	D
2/2/24 16:37	2/1/24	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	Chief Pr	M.d	0	0.00	12	1	886	D
12/21/23 16:46	12/19/23	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	Chief Pr	S.m	-182	9.10	-20	-2	878	D
6/9/23 16:17	6/7/23	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	Chief Pr	S	-45	10.03	-4	0	898	D
5/25/23 16:12	5/23/23	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-100	10.02	-10	-1	892	D
2/3/23 17:14	2/1/23	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S.dm	-115	9.91	-12	-1	902	D
2/3/23 17:14	2/1/23	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	M.d	0	0.00	5	1	902	D
9/14/22 16:27	9/12/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-392	19.58	-20	-2	909	D
7/8/22 16:37	7/6/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-213	21.28	-10	-1	929	D
7/1/22 16:10	6/29/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S.m	-407	20.20	-20	-2	939	D
4/14/22 16:20	4/12/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-197	20.06	-10	-1	959	D
3/21/22 16:39	3/18/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-399	20.06	-20	-2	969	D
3/15/22 16:32	3/11/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-2	20.00	0	0	989	D
1/7/22 16:09	1/5/22	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-237	23.67	-10	-1	989	D
12/3/21 16:12	12/1/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-239	23.86	-10	-1	999	D
11/4/21 16:18	11/3/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-493	32.86	-15	-1	1,009	D
10/7/21 16:16	10/6/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-485	32.31	-15	-1	1,024	D
9/3/21 16:15	9/1/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-539	35.92	-15	-1	1,039	D
8/6/21 16:26	8/4/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-488	32.54	-15	-1	1,054	D
7/8/21 18:54	7/7/21	MASS	908 Devices Inc.	DE	Electr	LabEq	Measuring & Controlling Devic	Brown Christopher D.	MA	O	CTO	S	-1,177	33.63	-35	-3	1,069	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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