SNDX - Syndax Pharmaceuticals Inc - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
9/8/25 18:45	9/8/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	M.d	1,715	10.90	157	111	299	D
9/8/25 18:45	9/8/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	S.d	-2,582	16.41	-157	-34	299	D
8/18/25 17:02	8/14/25	SNDX	Health	Drug	Pharmaceutical Preparations	Podlesak Dennis	NY	D		M.dm	415	7.20	58	43	192	D
8/18/25 17:02	8/14/25	SNDX	Health	Drug	Pharmaceutical Preparations	Podlesak Dennis	NY	D		S.dm	-875	15.19	-58	-23	192	D
7/18/25 16:30	7/16/25	SNDX	Health	Drug	Pharmaceutical Preparations	Goldan Keith A.	NY	O	CFO	S	-12	9.29	-1	-1	92	D
7/18/25 16:30	7/16/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	S	-70	9.29	-8	-2	299	D
5/19/25 16:04	5/19/25	SNDX	Health	Drug	Pharmaceutical Preparations	Goldan Keith A.	NY	O	CFO	P	0	0.00	3	3	94	D
5/19/25 16:03	5/16/25	SNDX	Health	Drug	Pharmaceutical Preparations	Botwood Nicholas A.J.	NY	O	Head of	P	106	9.00	12	50	35	D
5/19/25 16:02	5/19/25	SNDX	Health	Drug	Pharmaceutical Preparations	Huber Martin H. Jr.	NY	D		P	45	8.99	5	7	79	D
5/19/25 16:01	5/19/25	SNDX	Health	Drug	Pharmaceutical Preparations	Katkin Keith	NY	D		P	91	9.11	10	11	100	D
3/17/25 06:01	3/14/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	M.d	44	7.20	6	2	306	D
3/6/25 16:10	3/4/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	M.d	56	7.20	8	3	300	D
3/6/25 16:10	3/4/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	NY	DO	CEO	S.d	-118	15.05	-8	-3	300	D
2/12/25 17:16	2/10/25	SNDX	Health	Drug	Pharmaceutical Preparations	Goldan Keith A.	MA	O	CFO	S	-59	15.50	-4	-4	91	D
2/12/25 17:15	2/10/25	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	MA	DO	CEO	S	-206	15.50	-13	-4	300	D
2/12/25 17:13	2/10/25	SNDX	Health	Drug	Pharmaceutical Preparations	Gallagher Neil	MA	O	P,Head o	S	-72	15.50	-5	-5	85	D
6/17/24 09:26	6/14/24	SNDX	Health	Drug	Pharmaceutical Preparations	Goldan Keith A.	MA	O	CFO	P	25	20.03	1	2	53	D
8/10/23 06:50	8/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		M.d	464	8.77	53		18	D
8/10/23 06:50	8/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		S.d	-965	18.27	-53	-75	18	D
8/3/23 09:12	8/2/23	SNDX	Health	Drug	Pharmaceutical Preparations	Meury William	MA	D		M.d	665	8.02	83		48	D
8/3/23 09:12	8/2/23	SNDX	Health	Drug	Pharmaceutical Preparations	Meury William	MA	D		S.d	-1,698	20.46	-83	-63	48	D
7/11/23 09:23	7/10/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		M.d	464	8.77	53		18	D
7/11/23 09:23	7/10/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		S.d	-1,078	20.40	-53	-75	18	D
6/14/23 16:20	6/13/23	SNDX	Health	Drug	Pharmaceutical Preparations	Goldan Keith A.	MA	O	CFO	S	-13	22.31	-1	-18	3	D
6/9/23 17:32	6/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		M.d	405	7.66	53		18	D
6/9/23 17:32	6/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		S.d	-1,119	21.18	-53	-75	18	D
5/10/23 16:11	5/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		M.d	337	6.38	53		18	D
5/10/23 16:11	5/9/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		S.d	-1,131	21.41	-53	-75	18	D
4/12/23 16:03	4/10/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		M.d	337	6.38	53		18	D
4/12/23 16:03	4/10/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	D		S.d	-1,032	19.53	-53	-75	18	D
3/14/23 16:42	3/13/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	DO	P,Head o	M.d	337	6.38	53		18	D
3/14/23 16:42	3/13/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	DO	P,Head o	S.d	-1,191	22.53	-53	-75	18	D
2/17/23 18:09	2/15/23	SNDX	Health	Drug	Pharmaceutical Preparations	Ordentlich Peter	MA	O	Chief Sc	M.d	174	6.95	25		0	D
2/17/23 18:09	2/15/23	SNDX	Health	Drug	Pharmaceutical Preparations	Ordentlich Peter	MA	O	Chief Sc	S.d	-646	25.84	-25	-100	0	D
2/8/23 16:49	2/6/23	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	MA	DO	CEO	M.d	38	6.38	6	51	18	D
2/8/23 16:49	2/6/23	SNDX	Health	Drug	Pharmaceutical Preparations	Metzger Michael A	MA	DO	CEO	S.d	-165	27.64	-6	-25	18	D
2/8/23 16:49	2/6/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	DO	P,Head o	M.d	337	6.38	53		18	D
2/8/23 16:49	2/6/23	SNDX	Health	Drug	Pharmaceutical Preparations	Morrison Briggs	MA	DO	P,Head o	S.d	-1,418	26.83	-53	-75	18	D
2/3/23 16:59	2/1/23	SNDX	Health	Drug	Pharmaceutical Preparations	Ordentlich Peter	MA	O	Chief Sc	S.d	-2	28.43	0	-100	0	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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