COGT - Cogent Biosciences, Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
8/31/26 17:01	8/27/26	COGT	Health	Drug	Pharmaceutical Preparations	Morris Arlene	MA	D		M.d	245	5.39	46		0	D
8/31/26 17:01	8/27/26	COGT	Health	Drug	Pharmaceutical Preparations	Morris Arlene	MA	D		S.d	-1,689	37.12	-46	-100	0	D
3/31/26 21:30	3/31/26	COGT	Health	Drug	Pharmaceutical Preparations	Fairmount Funds Management LLC	PA	D		S.d	-242,620	34.66	-7,000	-56	5,503	I
1/22/26 20:09	1/22/26	COGT	Health	Drug	Pharmaceutical Preparations	Fairmount Funds Management LLC	PA	D		S.d	-127,400	36.40	-3,500	-39	5,503	I
12/30/25 16:01	12/26/25	COGT	Health	Drug	Pharmaceutical Preparations	Kearns Evan	MA	O	GC	S	-2,516	38.70	-65	-37	109	D
12/30/25 16:01	12/26/25	COGT	Health	Drug	Pharmaceutical Preparations	Green John L.	MA	O	CFO	S	-2,978	38.68	-77	-37	132	D
12/30/25 16:01	12/26/25	COGT	Health	Drug	Pharmaceutical Preparations	Sachs Jessica	MA	O	Chief Me	S	-3,198	38.70	-83	-38	134	D
12/30/25 16:01	12/26/25	COGT	Health	Drug	Pharmaceutical Preparations	Robinson John Edward	MA	O	Chief Sc	S	-3,487	38.74	-90	-39	140	D
7/14/25 16:30	7/10/25	COGT	Health	Drug	Pharmaceutical Preparations	Fairmount Funds Management LLC	PA	D		P	25,000	9.00	2,778	45	9,003	I
1/15/25 07:00	1/14/25	COGT	Health	Drug	Pharmaceutical Preparations	Pinnow Cole	MA	O	Chief Co	P	332	7.60	44	999%	46	D
6/12/24 21:01	6/10/24	COGT	Health	Drug	Pharmaceutical Preparations	Fairmount Funds Management LLC	PA	D		M.d	0	0.00	1,500	32	6,226	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