MATERION CORP

Ticker: MTRN CUSIP: 576690101 Class: EQTY

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 8,811 Value ($000) $1,095 Avg Close $123.31 Range $109.61 - $135.33

Q3 2025

Shares 8,811 Value ($000) $1,064 Avg Close $105.00 Range $78.40 - $122.73

Q2 2025

Shares 47,967 Value ($000) $3,807 Avg Close $78.87 Range $69.10 - $91.03

Q1 2025

Shares 70,802 Value ($000) $5,777 Avg Close $94.24 Range $80.21 - $106.57

Q4 2024

Shares 27,751 Value ($000) $2,744 Avg Close $108.67 Range $96.18 - $123.21

Q3 2024

Shares 21,660 Value ($000) $2,423 Avg Close $111.21 Range $98.51 - $123.09

Q2 2024

Shares 6,442 Value ($000) $697 Avg Close $114.94 Range $104.91 - $131.97

Q1 2024

Shares 4,443 Value ($000) $585 Avg Close $126.70 Range $115.25 - $145.08

Q4 2023

Shares 6,906 Value ($000) $899 Avg Close $109.69 Range $92.23 - $132.50

Q3 2023

Shares 13,638 Value ($000) $1,390 Avg Close $109.18 Range $97.98 - $123.41

Q2 2023

Shares 12,223 Value ($000) $1,396 Avg Close $108.57 Range $99.33 - $121.29

Q1 2023

Shares 21,493 Value ($000) $2,493 Avg Close $100.24 Range $84.23 - $118.20

Q4 2022

Shares 11,892 Value ($000) $1,041 Avg Close $81.64 Range $64.89 - $89.26

Q3 2022

Shares 69,299 Value ($000) $5,544 Avg Close $82.42 Range $69.36 - $97.89

Q2 2022

Shares 88,480 Value ($000) $6,524 Avg Close $80.32 Range $68.75 - $89.68

Q1 2022

Shares 98,392 Value ($000) $8,436 Avg Close $85.47 Range $78.88 - $96.00

Q4 2021

Shares 80,131 Value ($000) $7,367 Avg Close $83.35 Range $68.09 - $95.60

Q3 2021

Shares 25,712 Value ($000) $1,765 Avg Close $71.56 Range $66.92 - $76.97

Q2 2021

Shares 24,594 Value ($000) $1,853 Avg Close $74.12 Range $64.48 - $80.39

Q1 2021

Shares 45,779 Value ($000) $3,032 Avg Close $69.38 Range $61.96 - $80.70

Q4 2020

Shares 28,389 Value ($000) $1,809 Avg Close $57.50 Range $49.51 - $64.23

Q3 2020

Shares 14,637 Value ($000) $762 Avg Close $56.58 Range $49.60 - $63.83

Q2 2020

Shares 42,539 Value ($000) $2,616 Avg Close $50.57 Range $32.91 - $63.46

Q1 2020

Shares 114,566 Value ($000) $4,011 Avg Close $49.59 Range $26.15 - $62.56

Q4 2019

Shares 85,900 Value ($000) $5,106 Avg Close $59.15 Range $55.67 - $63.19

Q3 2019

Shares 70,500 Value ($000) $4,326 Avg Close $62.07 Range $56.79 - $68.75

Q2 2019

Shares 84,341 Value ($000) $5,719 Avg Close $62.97 Range $56.29 - $71.97

Q1 2019

Shares 69,971 Value ($000) $3,992 Avg Close $52.02 Range $42.50 - $59.87

Q4 2018

Shares 41,916 Value ($000) $1,886 Avg Close $53.14 Range $42.66 - $61.07

Q3 2018

Shares 19,803 Value ($000) $1,198 Avg Close $60.17 Range $53.70 - $65.10

Q2 2018

Shares 21,714 Value ($000) $1,176 Avg Close $54.29 Range $49.40 - $57.45

Q1 2018

Shares 51,414 Value ($000) $2,625 Avg Close $51.05 Range $44.95 - $55.35

Q4 2017

Shares 50,472 Value ($000) $2,453 Avg Close $47.56 Range $42.10 - $52.10

Q3 2017

Shares 40,806 Value ($000) $1,761 Avg Close $38.31 Range $36.60 - $43.43

Q2 2017

Shares 28,322 Value ($000) $1,059 Avg Close $35.32 Range $33.00 - $38.85

Q1 2017

Shares 42,946 Value ($000) $1,441 Avg Close $36.71 Range $31.05 - $41.10

Q4 2016

Shares 73,734 Value ($000) $2,919 Avg Close $35.18 Range $28.50 - $41.23

Q3 2016

Shares 69,850 Value ($000) $2,145 Avg Close $28.09 Range $24.18 - $32.28

Q2 2016

Shares 104,249 Value ($000) $2,581 Avg Close $25.67 Range $22.36 - $31.83

Q1 2016

Shares 103,177 Value ($000) $2,732 Avg Close $24.91 Range $20.62 - $28.26

Q4 2015

Shares 96,923 Value ($000) $2,713 Avg Close $30.22 Range $26.02 - $35.21

Q3 2015

Shares 57,293 Value ($000) $1,719 Avg Close $31.92 Range $28.83 - $36.53

Q2 2015

Shares 41,698 Value ($000) $1,470 Avg Close $38.55 Range $35.16 - $41.85

Q1 2015

Shares 7,867 Value ($000) $302 Avg Close $35.92 Range $31.95 - $39.57

Q4 2014

Shares 28,777 Value ($000) $1,014 Avg Close $34.46 Range $26.64 - $40.60

Q3 2014

Shares 7,586 Value ($000) $233 Avg Close $33.98 Range $30.65 - $39.38

Q2 2014

Shares 24,709 Value ($000) $914 Avg Close $34.63 Range $31.69 - $37.96

Q1 2014

Shares 38,205 Value ($000) $1,296 Avg Close $29.70 Range $25.21 - $35.19

Q4 2013

Shares 34,847 Value ($000) $1,075 Avg Close $29.01 Range $25.75 - $32.73

Q3 2013

Shares 8,128 Value ($000) $261 Avg Close $30.55 Range $27.09 - $33.69

Q2 2013

Shares 10,807 Value ($000) $293 Avg Close $28.11 Range $24.58 - $31.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,811	$1,095	$123.31	$109.61 - $135.33
Q3 2025	8,811	$1,064	$105.00	$78.40 - $122.73
Q2 2025	47,967	$3,807	$78.87	$69.10 - $91.03
Q1 2025	70,802	$5,777	$94.24	$80.21 - $106.57
Q4 2024	27,751	$2,744	$108.67	$96.18 - $123.21
Q3 2024	21,660	$2,423	$111.21	$98.51 - $123.09
Q2 2024	6,442	$697	$114.94	$104.91 - $131.97
Q1 2024	4,443	$585	$126.70	$115.25 - $145.08
Q4 2023	6,906	$899	$109.69	$92.23 - $132.50
Q3 2023	13,638	$1,390	$109.18	$97.98 - $123.41
Q2 2023	12,223	$1,396	$108.57	$99.33 - $121.29
Q1 2023	21,493	$2,493	$100.24	$84.23 - $118.20
Q4 2022	11,892	$1,041	$81.64	$64.89 - $89.26
Q3 2022	69,299	$5,544	$82.42	$69.36 - $97.89
Q2 2022	88,480	$6,524	$80.32	$68.75 - $89.68
Q1 2022	98,392	$8,436	$85.47	$78.88 - $96.00
Q4 2021	80,131	$7,367	$83.35	$68.09 - $95.60
Q3 2021	25,712	$1,765	$71.56	$66.92 - $76.97
Q2 2021	24,594	$1,853	$74.12	$64.48 - $80.39
Q1 2021	45,779	$3,032	$69.38	$61.96 - $80.70
Q4 2020	28,389	$1,809	$57.50	$49.51 - $64.23
Q3 2020	14,637	$762	$56.58	$49.60 - $63.83
Q2 2020	42,539	$2,616	$50.57	$32.91 - $63.46
Q1 2020	114,566	$4,011	$49.59	$26.15 - $62.56
Q4 2019	85,900	$5,106	$59.15	$55.67 - $63.19
Q3 2019	70,500	$4,326	$62.07	$56.79 - $68.75
Q2 2019	84,341	$5,719	$62.97	$56.29 - $71.97
Q1 2019	69,971	$3,992	$52.02	$42.50 - $59.87
Q4 2018	41,916	$1,886	$53.14	$42.66 - $61.07
Q3 2018	19,803	$1,198	$60.17	$53.70 - $65.10
Q2 2018	21,714	$1,176	$54.29	$49.40 - $57.45
Q1 2018	51,414	$2,625	$51.05	$44.95 - $55.35
Q4 2017	50,472	$2,453	$47.56	$42.10 - $52.10
Q3 2017	40,806	$1,761	$38.31	$36.60 - $43.43
Q2 2017	28,322	$1,059	$35.32	$33.00 - $38.85
Q1 2017	42,946	$1,441	$36.71	$31.05 - $41.10
Q4 2016	73,734	$2,919	$35.18	$28.50 - $41.23
Q3 2016	69,850	$2,145	$28.09	$24.18 - $32.28
Q2 2016	104,249	$2,581	$25.67	$22.36 - $31.83
Q1 2016	103,177	$2,732	$24.91	$20.62 - $28.26
Q4 2015	96,923	$2,713	$30.22	$26.02 - $35.21
Q3 2015	57,293	$1,719	$31.92	$28.83 - $36.53
Q2 2015	41,698	$1,470	$38.55	$35.16 - $41.85
Q1 2015	7,867	$302	$35.92	$31.95 - $39.57
Q4 2014	28,777	$1,014	$34.46	$26.64 - $40.60
Q3 2014	7,586	$233	$33.98	$30.65 - $39.38
Q2 2014	24,709	$914	$34.63	$31.69 - $37.96
Q1 2014	38,205	$1,296	$29.70	$25.21 - $35.19
Q4 2013	34,847	$1,075	$29.01	$25.75 - $32.73
Q3 2013	8,128	$261	$30.55	$27.09 - $33.69
Q2 2013	10,807	$293	$28.11	$24.58 - $31.49