Lachey Jennifer - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
7/19/22 16:40	7/15/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-1,381	30.00	-46	-33	95	D
7/19/22 16:40	7/15/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	14	0.3000	46	94	95	D
7/15/22 16:40	7/13/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-57	30.00	-2	-2	95	D
7/15/22 16:40	7/13/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	2	2	95	D
6/14/22 18:57	6/14/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	3	0.3000	9	11	95	D
5/13/22 16:37	5/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-222	41.90	-5	-6	86	D
5/13/22 16:37	5/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	5	7	86	D
4/13/22 16:36	4/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-333	62.77	-5	-6	86	D
4/13/22 16:36	4/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	5	7	86	D
4/6/22 16:49	4/4/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-477	60.00	-8	-8	86	D
4/6/22 16:49	4/4/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	8	10	86	D
3/15/22 16:37	3/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-141	53.38	-3	-3	86	D
3/15/22 16:37	3/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	3	3	86	D
2/15/22 16:26	2/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-138	52.06	-3	-3	86	D
2/15/22 16:26	2/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	3	3	86	D
1/13/22 16:39	1/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-142	53.75	-3	-3	86	D
1/13/22 16:39	1/11/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	3	3	86	D
1/7/22 16:35	1/5/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-159	60.00	-3	-3	86	D
1/7/22 16:35	1/5/22	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	3	3	86	D
12/15/21 16:48	12/13/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.dm	-134	50.40	-3	-3	86	D
12/15/21 16:48	12/13/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.dm	1	0.3000	3	3	86	D
11/12/21 16:40	11/10/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.dm	-1,270	59.91	-21	-20	86	D
11/12/21 16:40	11/10/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.dm	6	0.3000	21	33	86	D
11/5/21 17:06	11/4/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-530	50.00	-11	-11	86	D
11/5/21 17:06	11/4/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	3	0.3000	11	14	86	D
8/18/21 17:21	8/17/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	0	0.3000	1	2	86	D
6/25/21 18:29	6/24/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	7	8	84	D
6/15/21 17:02	6/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.3000	3	4	78	D
6/15/21 17:02	6/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-135	50.98	-3	-3	78	D
5/13/21 16:36	5/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-133	50.00	-3	-3	78	D
5/13/21 16:36	5/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.dm	2	0.1739	9	14	78	D
4/14/21 16:43	4/12/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-318	60.01	-5	-7	71	D
4/14/21 16:43	4/12/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	5	8	71	D
4/2/21 16:32	4/1/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	1	0.1100	10	16	71	D
3/15/21 16:43	3/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-342	64.48	-5	-8	61	D
3/15/21 16:43	3/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	5	9	61	D
3/1/21 16:54	2/26/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	4	0.1100	33	119	61	D
2/16/21 17:47	2/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	M.d	2	0.3000	5	23	28	D
2/16/21 17:47	2/11/21	KROS	Keros Therapeutics, Inc.	DE	Health	Drug	Pharmaceutical Preparations	Lachey Jennifer	MA	O	Chief Sc	S.d	-344	64.91	-5	-16	28	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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