GBIO - Generation Bio Co. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
1/3/24 16:35	1/2/24	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S.d	-4	1.62	-2	-30	6	D
1/3/24 16:35	1/2/24	GBIO	Health	Drug	Pharmaceutical Preparations	Samayoa Phillip	MA	O	CHIEF ST	S.d	-4	1.62	-2	-2	107	D
8/25/23 16:35	8/23/23	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-15	4.93	-3	-52	3	D
7/5/23 16:35	7/3/23	GBIO	Health	Drug	Pharmaceutical Preparations	Samayoa Phillip	MA	O	CHIEF ST	S	-16	5.29	-3	-3	101	D
4/26/23 16:16	4/25/23	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-13	4.61	-3	-100	0	D
1/27/23 16:22	1/26/23	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-15	5.56	-3	-100	0	D
1/11/23 16:25	1/10/23	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-9	4.57	-2	-100	0	D
1/10/23 16:57	1/9/23	GBIO	Health	Drug	Pharmaceutical Preparations	Samayoa Phillip	MA	O	CHIEF ST	S	-10	5.11	-2	-2	96	D
10/28/22 16:05	10/27/22	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-15	5.03	-3	-100	0	D
9/30/22 16:05	9/29/22	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-15	5.24	-3	-100	0	D
9/19/22 17:33	9/15/22	GBIO	Health	Drug	Pharmaceutical Preparations	Paone Antoinette	MA	O	COO	S	-25	5.32	-5	-62	3	D
9/29/21 19:16	9/27/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-2,060	25.40	-81	-1	8,279	I
9/29/21 19:15	9/27/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S.m	-2,060	25.40	-81	-1	8,279	M
9/24/21 21:02	9/22/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-3,512	26.02	-135	-2	8,280	I
9/24/21 20:59	9/22/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S.m	-3,512	26.02	-135	-2	8,361	M
9/16/21 16:12	9/14/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-126	28.07	-5	-2	198	D
9/14/21 16:02	9/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-78	25.97	-3	-1	198	D
8/25/21 16:05	8/23/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-38	25.04	-2	-1	198	D
8/11/21 16:20	8/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-34	22.63	-2	-1	198	D
7/14/21 16:02	7/12/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-75	25.03	-3	-1	198	D
7/12/21 16:02	7/8/21	GBIO	Health	Drug	Pharmaceutical Preparations	Kerr Douglas	MA	O	CHIEF ME	S.d	-89	25.20	-4	-1	327	D
6/28/21 16:57	6/24/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S	-802	25.85	-31	0	9,379	I
6/28/21 16:56	6/24/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S	-802	25.85	-31	-98	1	M
6/23/21 20:27	6/21/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-4,636	25.05	-185	-2	9,380	I
6/23/21 20:26	6/21/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S.m	-4,636	25.05	-185	-85	32	M
6/17/21 16:05	6/15/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-42	28.08	-2	-1	198	D
6/11/21 16:12	6/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-163	27.23	-6	-3	198	D
5/28/21 16:05	5/27/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-51	34.05	-2	-1	198	D
5/12/21 16:05	5/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.dm	-276	30.61	-9	-4	198	D
5/5/21 16:10	5/3/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-89	35.70	-3	-100	0	D
5/5/21 16:10	5/3/21	GBIO	Health	Drug	Pharmaceutical Preparations	McDonough Geoff	MA	DO	P,CEO	S	-356	35.63	-10	-1	1,676	D
4/27/21 16:02	4/23/21	GBIO	Health	Drug	Pharmaceutical Preparations	McDonough Geoff	MA	DO	P,CEO	S	-351	35.10	-10	-1	1,686	D
4/23/21 16:05	4/22/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-83	33.32	-3	-100	0	D
4/23/21 16:05	4/21/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.dm	-98	32.55	-3	-1	198	D
4/20/21 16:05	4/16/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-42	28.03	-2	-1	198	D
4/14/21 20:20	4/12/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-3,647	25.92	-141	-1	10,479	I
4/14/21 20:19	4/12/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S.m	-3,647	25.92	-141	-2	9,112	D
4/14/21 16:01	4/12/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-157	26.24	-6	-3	198	D
4/9/21 20:54	4/7/21	GBIO	Health	Drug	Pharmaceutical Preparations	Atlas Venture Associates X, L.P.	MA	T		S.m	-3,584	28.20	-127	-1	9,253	D
4/9/21 20:53	4/7/21	GBIO	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-3,584	28.20	-127	-1	10,620	I
4/7/21 16:05	4/5/21	GBIO	Health	Drug	Pharmaceutical Preparations	Kerr Douglas	MA	O	CHIEF ME	S.d	-423	30.09	-14	-4	327	D
3/12/21 16:03	3/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-367	34.97	-11	-5	198	D
3/9/21 16:05	3/5/21	GBIO	Health	Drug	Pharmaceutical Preparations	Kerr Douglas	MA	O	CHIEF ME	S.d	-354	31.44	-11	-3	327	D
3/5/21 16:05	3/3/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-124	41.38	-3	-100	0	D
3/3/21 16:10	3/1/21	GBIO	Health	Drug	Pharmaceutical Preparations	McDonough Geoff	MA	DO	P,CEO	S	-376	37.58	-10	-1	1,696	D
3/3/21 16:10	3/1/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-97	38.84	-3	-100	0	D
2/12/21 16:05	2/10/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-360	34.60	-10	-5	198	D
2/10/21 16:05	2/8/21	GBIO	Health	Drug	Pharmaceutical Preparations	Kerr Douglas	MA	O	CHIEF ME	S.d	-376	33.37	-11	-3	327	D
2/4/21 16:05	2/2/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-83	33.05	-3	-100	0	D
1/20/21 16:05	1/15/21	GBIO	Health	Drug	Pharmaceutical Preparations	Angelino Mark D.	MA	O	COO	S.d	-247	32.97	-8	-1	515	D
1/15/21 16:06	1/14/21	GBIO	Health	Drug	Pharmaceutical Preparations	Zimmermann Tracy	MA	O	CHIEF DE	S.d	-83	33.09	-3	-100	0	D
1/15/21 16:05	1/14/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-183	32.54	-6	-3	198	D
1/13/21 16:07	1/11/21	GBIO	Health	Drug	Pharmaceutical Preparations	Kerr Douglas	MA	O	CHIEF ME	S.d	-311	27.58	-11	-3	327	D
1/13/21 16:06	1/11/21	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	CHIEF SC	S.d	-410	27.69	-15	-7	198	D
12/17/20 16:05	12/15/20	GBIO	Health	Drug	Pharmaceutical Preparations	Angelino Mark D.	MA	O	COO	S.d	-185	34.98	-5	-1	515	D
12/14/20 16:05	12/10/20	GBIO	Health	Drug	Pharmaceutical Preparations	Stanton Matthew	MA	O	Chief Sc	S.d	-396	37.62	-11	-5	198	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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