DYN - Dyne Therapeutics, Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
3/13/24 06:04	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S.m	-784	26.59	-29	-16	157	D
3/13/24 06:04	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	M.dm	597	5.54	108	341	139	D
3/13/24 06:04	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S.dm	-2,861	26.11	-110	-44	139	D
3/12/24 21:58	3/11/24	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S.m	-67	25.65	-3	-2	151	D
3/12/24 21:57	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	M.d	478	5.54	86	261	119	D
3/12/24 21:57	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	S.dm	-2,329	26.19	-89	-43	119	D
3/12/24 21:56	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	CEO,P	M.dm	2,290	5.54	413	332	538	D
3/12/24 21:56	3/8/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	CEO,P	S.dm	-11,126	25.89	-430	-44	538	D
3/12/24 21:42	3/11/24	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-53	25.70	-2	-1	152	D
3/11/24 21:57	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	CEO,P	S	-235	25.85	-9	-2	554	D
3/11/24 21:56	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-61	25.85	-2	-2	154	D
3/11/24 21:56	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-41	25.85	-2	-1	186	D
3/11/24 21:52	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-257	25.86	-10	-6	153	D
3/11/24 21:50	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S	-63	25.85	-2	-2	141	D
3/11/24 21:45	3/7/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	S	-59	25.85	-2	-2	122	D
3/5/24 17:08	3/1/24	DYN	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S	-1,398	30.05	-47	-1	6,545	I
3/5/24 17:07	3/1/24	DYN	Health	Drug	Pharmaceutical Preparations	Atlas Venture Opportunity Fund I, L.P.	MA	T		S	-1,398	30.05	-47	-2	2,306	M
3/1/24 21:38	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	CEO,P	M.dm	554	5.54	100	22	563	D
3/1/24 21:38	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	CEO,P	S.dm	-2,896	28.96	-100	-15	563	D
3/1/24 21:37	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	M.dm	21	0.7300	29	25	144	D
3/1/24 21:37	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S.dm	-812	28.46	-29	-17	144	D
3/1/24 21:37	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	M.dm	13	1.03	13	11	124	D
3/1/24 21:37	2/29/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	S.dm	-357	28.05	-13	-9	124	D
2/28/24 19:15	2/26/24	DYN	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-19,627	24.30	-808	-48	864	I
2/28/24 19:13	2/26/24	DYN	Health	Drug	Pharmaceutical Preparations	Atlas Venture Fund Xi, L.P.	MA	T		S.m	-19,627	24.30	-808	-11	6,563	M
2/23/24 18:59	2/21/24	DYN	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-11,340	22.64	-501	-35	921	I
2/23/24 18:58	2/21/24	DYN	Health	Drug	Pharmaceutical Preparations	Atlas Venture Fund Xi, L.P.	MA	T		S.m	-11,340	22.64	-501	-6	7,273	M
2/20/24 18:36	2/15/24	DYN	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		S.m	-11,867	23.26	-510	-5	9,359	I
2/20/24 18:35	2/15/24	DYN	Health	Drug	Pharmaceutical Preparations	Atlas Venture Fund Xi, L.P.	MA	T		S.m	-11,867	23.26	-510	-7	6,816	D
2/14/24 16:27	2/12/24	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-138	25.07	-5	-3	164	D
1/26/24 19:49	1/26/24	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-3	25.00	0	0	169	D
1/26/24 19:48	1/26/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	M.d	15	0.7300	20	16	144	D
1/26/24 19:48	1/26/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S.d	-491	24.53	-20	-12	144	D
1/26/24 19:47	1/26/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	M.d	13	1.03	13	12	124	D
1/26/24 19:47	1/26/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	S.d	-316	24.34	-13	-9	124	D
1/11/24 16:31	1/9/24	DYN	Health	Drug	Pharmaceutical Preparations	Kersten Dirk	MA	DT		P	30,000	17.50	1,714		1,429	I
1/4/24 21:49	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	O	CEO,P	M.dm	1,180	4.37	270	86	585	D
1/4/24 21:49	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	O	CEO,P	S.dm	-5,033	18.66	-270	-32	585	D
1/4/24 21:48	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	M.dm	70	1.03	68	77	157	D
1/4/24 21:48	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S.dm	-1,630	18.57	-88	-36	157	D
1/4/24 21:47	1/2/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S.dm	-529	16.59	-32	-18	144	D
1/4/24 21:47	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	M.dm	15	0.7300	20	16	144	D
1/4/24 21:46	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	M.d	13	1.03	13	12	124	D
1/4/24 21:46	1/3/24	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	SVP,Head	S.d	-245	18.81	-13	-9	124	D
12/14/23 16:59	12/14/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-29	12.02	-2	-2	124	D
12/12/23 17:35	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-15	10.72	-1	-1	127	D
12/12/23 17:34	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S	-13	10.72	-1	-1	156	D
12/12/23 17:34	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-17	10.72	-2	-1	188	D
12/12/23 17:33	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S.m	-28	10.66	-3	-2	169	D
12/12/23 17:33	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S	-81	10.72	-8	-1	585	D
12/12/23 17:32	12/11/23	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-16	10.72	-1	-1	177	D
12/6/23 18:13	12/4/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S.m	-31	12.01	-3	-2	128	D
11/2/23 17:16	11/2/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-74	7.40	-10	-10	95	D
9/20/23 16:49	9/18/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-12	9.41	-1	-3	41	D
9/20/23 16:49	9/18/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S	-12	9.41	-1	-2	61	D
9/20/23 16:48	9/18/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-25	9.41	-3	-2	105	D
9/20/23 16:47	9/18/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S	-113	9.41	-12	-5	234	D
9/20/23 16:47	9/18/23	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-14	9.41	-1	-2	84	D
9/13/23 19:56	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-18	10.41	-2	-2	89	D
9/13/23 19:53	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-15	10.41	-1	-3	42	D
9/13/23 19:53	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	Chief Bu	S	-13	10.41	-1	-2	62	D
9/13/23 19:51	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-17	10.41	-2	-2	107	D
9/13/23 19:50	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S	-80	10.41	-8	-3	246	D
9/13/23 19:50	9/12/23	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-15	10.41	-1	-2	86	D
6/15/23 17:46	6/13/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S.dm	-653	12.71	-51	-54	43	D
6/15/23 17:46	6/13/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	M.d	41	1.03	40	999%	43	D
6/14/23 18:40	6/12/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S.m	-29	12.68	-2	-3	63	D
6/14/23 18:40	6/13/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-20	12.43	-2	-1	109	D
6/14/23 18:40	6/13/23	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-21	12.43	-2	-2	91	D
6/14/23 18:39	6/13/23	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-18	12.43	-1	-2	87	D
6/12/23 21:22	6/8/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	M.dm	286	1.03	278		253	D
6/12/23 21:22	6/8/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S.dm	-4,196	12.90	-325	-56	253	D
3/15/23 17:51	3/14/23	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-17	13.33	-1	-2	55	D
3/15/23 17:50	3/13/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S.m	-29	13.18	-2	-3	65	D
3/15/23 17:50	3/14/23	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-21	13.33	-2	-1	110	D
3/15/23 17:49	3/14/23	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-99	13.33	-7	-7	93	D
3/15/23 17:49	3/14/23	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S	-98	13.33	-7	-2	322	D
3/15/23 17:48	3/14/23	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-19	13.33	-1	-2	89	D
1/23/23 08:27	1/18/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	M.d	7	0.7300	10	17	68	D
1/23/23 08:27	1/18/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S.d	-140	14.03	-10	-13	68	D
1/11/23 16:56	1/9/23	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S	-349	11.57	-30	-31	68	D
12/14/22 16:56	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Rhodes Jason P	MA	D		P	10,000	10.70	935	10	9,869	I
12/14/22 16:55	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Atlas Venture Opportunity Fund Ii, L.P.	MA	T		P	10,000	10.70	935	10	9,869	D
12/13/22 17:06	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S.d	-3	10.87	0	-1	56	D
12/13/22 17:05	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S.d	-5	10.87	0	0	98	D
12/13/22 17:05	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S.d	-8	10.87	-1	-1	112	D
12/13/22 17:04	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S.d	-7	10.87	-1	-1	100	D
12/13/22 17:04	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S.d	-36	10.87	-3	-1	330	D
12/13/22 17:03	12/12/22	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S.d	-7	10.87	-1	-1	90	D
10/11/22 09:00	10/7/22	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	M.dm	216	1.03	210		189	D
10/11/22 09:00	10/7/22	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S.dm	-2,630	12.52	-210	-53	189	D
3/14/22 17:09	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S	-3	8.73	0	-1	27	D
3/14/22 17:09	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S	-4	8.73	0	-1	60	D
3/14/22 17:08	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-7	8.73	-1	-1	73	D
3/14/22 17:08	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-6	8.73	-1	-1	66	D
3/14/22 17:07	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S	-30	8.73	-3	-2	210	D
3/14/22 17:06	3/11/22	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S	-6	8.73	-1	-1	54	D
3/3/22 19:22	3/2/22	DYN	Health	Drug	Pharmaceutical Preparations	Farwell Wildon	MA	O	Chief Me	S	-48	8.56	-6	-8	67	D
9/24/21 10:50	9/23/21	DYN	Health	Drug	Pharmaceutical Preparations	High Susanna Gatti	MA	O	COO	S	-42	17.22	-2	-7	33	D
9/22/21 20:03	9/20/21	DYN	Health	Drug	Pharmaceutical Preparations	Scalzo Richard William	MA	O	See Rema	S.m	-14	15.90	-1	-7	11	D
9/22/21 20:02	9/20/21	DYN	Health	Drug	Pharmaceutical Preparations	McNeill Jonathan	MA	O	See Rema	S.m	-20	15.90	-1	-3	36	D
9/22/21 20:02	9/20/21	DYN	Health	Drug	Pharmaceutical Preparations	Brumm Joshua T	MA	DO	See Rema	S.m	-127	15.90	-8	-7	99	D
9/22/21 20:01	9/20/21	DYN	Health	Drug	Pharmaceutical Preparations	Beskrovnaya Oxana	MA	O	Chief Sc	S.m	-23	15.90	-1	-7	18	D
9/23/20 19:11	9/21/20	DYN	Health	Drug	Pharmaceutical Preparations	Vv Manager Ii, LLC	MA	T		P.d	15,485	19.00	815	38	2,960	I
9/23/20 19:09	9/21/20	DYN	Health	Drug	Pharmaceutical Preparations	Logos Global Management LP	CA	T		P.d	13,300	19.00	700	87	1,504	I
9/23/20 18:55	9/21/20	DYN	Health	Drug	Pharmaceutical Preparations	Ra Capital Management, L.P.	MA	T		P.d	12,540	19.00	660	31	2,805	I

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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