MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

SHELTON CAPITAL MANAGEMENT's Holding History (CIK: 0001002784)

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

Q4 2025

Shares 14,474 Value ($000) $3,146 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 15,205 Value ($000) $3,236 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 15,205 Value ($000) $2,591 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 15,259 Value ($000) $1,781 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 15,322 Value ($000) $2,086 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 10,262 Value ($000) $1,263 Avg Close $109.17 Range $89.96 - $127.97

Q2 2024

Shares 7,262 Value ($000) $777 Avg Close $101.02 Range $82.29 - $113.12

Q1 2024

Shares 5,905 Value ($000) $551 Avg Close $76.04 Range $60.96 - $94.82

Q4 2023

Shares 5,905 Value ($000) $447 Avg Close $62.54 Range $44.65 - $76.56

Q3 2023

Shares 8,524 Value ($000) $613 Avg Close $99.67 Range $71.61 - $123.33

Q2 2023

Shares 8,524 Value ($000) $1,006 Avg Close $97.94 Range $84.80 - $118.32

Q1 2023

Shares 8,606 Value ($000) $813 Avg Close $95.07 Range $84.89 - $103.50

Q4 2022

Shares 3,003 Value ($000) $256 Avg Close $82.03 Range $62.36 - $96.54

Q3 2022

Shares 10,998 Value ($000) $698 Avg Close $77.37 Range $62.64 - $86.57

Q2 2022

Shares 11,358 Value ($000) $814 Avg Close $77.96 Range $67.31 - $92.03

Q1 2022

Shares 11,358 Value ($000) $989 Avg Close $87.37 Range $71.85 - $99.00

Q4 2021

Shares 11,358 Value ($000) $1,048 Avg Close $91.39 Range $83.90 - $104.21

Q3 2021

Shares 13,568 Value ($000) $1,171 Avg Close $94.87 Range $85.11 - $107.25

Q2 2021

Shares 6,468 Value ($000) $686 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 12,936 Value ($000) $1,212 Avg Close $85.57 Range $67.05 - $99.38

Q4 2020

Shares 6,468 Value ($000) $441 Avg Close $56.09 Range $40.18 - $71.11

Q3 2020

Shares 57,032 Value ($000) $2,407 Avg Close $42.99 Range $36.81 - $49.86

Q4 2019

Shares 3,637 Value ($000) $233 Avg Close $65.85 Range $59.85 - $73.71

Q3 2019

Shares 4,309 Value ($000) $280 Avg Close $58.36 Range $49.23 - $66.61

Q2 2019

Shares 4,309 Value ($000) $222 Avg Close $49.40 Range $45.52 - $53.80

Q1 2019

Shares 207 Value ($000) $4,309 Avg Close $44.93 Range $39.30 - $48.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	14,474	$3,146	$209.86	$182.34 - $233.14
Q3 2025	15,205	$3,236	$183.12	$160.08 - $213.66
Q2 2025	15,205	$2,591	$144.03	$99.70 - $172.71
Q1 2025	15,259	$1,781	$134.92	$106.45 - $166.95
Q4 2024	15,322	$2,086	$134.07	$118.86 - $150.12
Q3 2024	10,262	$1,263	$109.17	$89.96 - $127.97
Q2 2024	7,262	$777	$101.02	$82.29 - $113.12
Q1 2024	5,905	$551	$76.04	$60.96 - $94.82
Q4 2023	5,905	$447	$62.54	$44.65 - $76.56
Q3 2023	8,524	$613	$99.67	$71.61 - $123.33
Q2 2023	8,524	$1,006	$97.94	$84.80 - $118.32
Q1 2023	8,606	$813	$95.07	$84.89 - $103.50
Q4 2022	3,003	$256	$82.03	$62.36 - $96.54
Q3 2022	10,998	$698	$77.37	$62.64 - $86.57
Q2 2022	11,358	$814	$77.96	$67.31 - $92.03
Q1 2022	11,358	$989	$87.37	$71.85 - $99.00
Q4 2021	11,358	$1,048	$91.39	$83.90 - $104.21
Q3 2021	13,568	$1,171	$94.87	$85.11 - $107.25
Q2 2021	6,468	$686	$108.58	$93.16 - $122.33
Q1 2021	12,936	$1,212	$85.57	$67.05 - $99.38
Q4 2020	6,468	$441	$56.09	$40.18 - $71.11
Q3 2020	57,032	$2,407	$42.99	$36.81 - $49.86
Q4 2019	3,637	$233	$65.85	$59.85 - $73.71
Q3 2019	4,309	$280	$58.36	$49.23 - $66.61
Q2 2019	4,309	$222	$49.40	$45.52 - $53.80
Q1 2019	207	$4,309	$44.93	$39.30 - $48.77