Chemnitz Gregory R. - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
11/12/24 08:59	11/7/24	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-235	117.57	-2	-10	17	D
11/6/24 16:51	11/4/24	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-210	105.10	-2	-9	19	D
8/12/24 16:06	8/8/24	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-226	112.87	-2	-9	21	D
5/15/24 11:51	5/13/24	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-227	113.31	-2	-8	23	D
2/22/24 09:21	2/20/24	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-401	133.74	-3	-13	20	D
8/30/23 15:43	8/28/23	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S.m	-194	107.73	-2	-7	23	D
5/19/23 08:42	5/17/23	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-243	102.05	-2	-9	25	D
2/27/23 15:00	2/23/23	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S.m	-330	110.00	-3	-11	24	D
8/23/22 13:53	8/19/22	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S.d	-276	96.35	-3	-11	22	D
5/16/22 18:31	5/13/22	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-376	80.00	-5	-17	22	D
2/24/21 10:21	2/22/21	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-449	67.00	-7	-26	19	D
8/14/20 10:31	8/13/20	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-77	59.98	-1	-6	21	D
8/11/20 16:48	8/10/20	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S.d	-242	60.43	-4	-15	22	D
2/25/19 08:59	2/21/19	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-173	57.57	-3	-22	11	D
11/1/18 17:20	11/1/18	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-230	57.50	-4	-23	14	D
8/6/18 13:56	8/3/18	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-127	63.31	-2	-10	18	D
5/8/18 12:58	5/4/18	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-260	52.02	-5	-22	18	D
11/3/17 16:47	11/1/17	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-154	51.29	-3	-14	18	D
11/3/17 14:41	11/2/17	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-201	50.16	-4	-16	21	D
10/31/17 14:49	10/30/17	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-149	49.60	-3	-14	18	D
7/31/17 15:13	7/31/17	MTRN	Materion Corp	OH	Metal	MtlFb	Metal Forgings & Stampings	Chemnitz Gregory R.	OH	O	VP GC,Se	S	-115	38.29	-3	-13	21	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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