MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 101,716 Value ($000) $22,110 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 113,856 Value ($000) $24,230 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 95,849 Value ($000) $16,335 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 71,271 Value ($000) $8,318 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 83,068 Value ($000) $11,309 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 91,410 Value ($000) $11,253 Avg Close $109.17 Range $89.96 - $127.97

Q2 2024

Shares 111,783 Value ($000) $11,960 Avg Close $101.02 Range $82.29 - $113.12

Q1 2024

Shares 141,388 Value ($000) $13,184 Avg Close $76.04 Range $60.96 - $94.82

Q4 2023

Shares 204,375 Value ($000) $15,475 Avg Close $62.54 Range $44.65 - $76.56

Q3 2023

Shares 144,328 Value ($000) $10,387 Avg Close $99.67 Range $71.61 - $123.33

Q2 2023

Shares 165,377 Value ($000) $19,510 Avg Close $97.94 Range $84.80 - $118.32

Q1 2023

Shares 139,081 Value ($000) $13,135 Avg Close $95.07 Range $84.89 - $103.50

Q4 2022

Shares 33,893 Value ($000) $2,892 Avg Close $82.03 Range $62.36 - $96.54

Q3 2022

Shares 124,421 Value ($000) $7,901 Avg Close $77.37 Range $62.64 - $86.57

Q2 2022

Shares 98,259 Value ($000) $7,044 Avg Close $77.96 Range $67.31 - $92.03

Q1 2022

Shares 29,105 Value ($000) $2,535 Avg Close $87.37 Range $71.85 - $99.00

Q4 2021

Shares 27,481 Value ($000) $2,535 Avg Close $91.39 Range $83.90 - $104.21

Q3 2021

Shares 24,987 Value ($000) $2,154 Avg Close $94.87 Range $85.11 - $107.25

Q2 2021

Shares 38,106 Value ($000) $4,078 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 61,870 Value ($000) $5,542 Avg Close $85.57 Range $67.05 - $99.38

Q4 2020

Shares 68,137 Value ($000) $4,688 Avg Close $56.09 Range $40.18 - $71.11

Q3 2020

Shares 56,214 Value ($000) $2,331 Avg Close $42.99 Range $36.81 - $49.86

Q2 2020

Shares 146,331 Value ($000) $6,511 Avg Close $37.90 Range $28.39 - $48.32

Q1 2020

Shares 168,769 Value ($000) $5,523 Avg Close $50.87 Range $22.51 - $65.00

Q4 2019

Shares 186,775 Value ($000) $11,983 Avg Close $65.85 Range $59.85 - $73.71

Q3 2019

Shares 217,443 Value ($000) $14,117 Avg Close $58.36 Range $49.23 - $66.61

Q2 2019

Shares 239,501 Value ($000) $12,342 Avg Close $49.40 Range $45.52 - $53.80

Q1 2019

Shares 208,296 Value ($000) $10,023 Avg Close $44.93 Range $39.30 - $48.77

Q4 2018

Shares 208,242 Value ($000) $9,295 Avg Close $43.06 Range $37.24 - $51.77

Q3 2018

Shares 207,815 Value ($000) $9,277 Avg Close $46.29 Range $40.20 - $53.45

Q2 2018

Shares 192,683 Value ($000) $9,779 Avg Close $48.31 Range $43.90 - $54.70

Q1 2018

Shares 227,940 Value ($000) $10,725 Avg Close $50.70 Range $44.70 - $55.53

Q4 2017

Shares 252,544 Value ($000) $12,362 Avg Close $44.61 Range $39.83 - $51.20

Q3 2017

Shares 175,651 Value ($000) $8,150 Avg Close $43.56 Range $38.40 - $49.50

Q2 2017

Shares 132,678 Value ($000) $5,991 Avg Close $43.26 Range $38.33 - $47.90

Q1 2017

Shares 113,488 Value ($000) $4,545 Avg Close $38.26 Range $34.33 - $41.90

Q4 2016

Shares 114,812 Value ($000) $4,392 Avg Close $33.93 Range $27.10 - $40.90

Q3 2016

Shares 68,870 Value ($000) $2,048 Avg Close $27.42 Range $22.03 - $31.15

Q2 2016

Shares 79,274 Value ($000) $1,769 Avg Close $22.18 Range $19.13 - $24.67

Q1 2016

Shares 56,189 Value ($000) $1,137 Avg Close $16.37 Range $12.44 - $20.85

Q4 2015

Shares 175,903 Value ($000) $3,057 Avg Close $17.77 Range $15.42 - $21.10

Q3 2015

Shares 42,388 Value ($000) $671 Avg Close $17.42 Range $14.48 - $20.91

Q2 2015

Shares 32,329 Value ($000) $642 Avg Close $18.69 Range $15.34 - $21.52

Q1 2015

Shares 32,675 Value ($000) $630 Avg Close $19.99 Range $16.00 - $22.79

Q4 2014

Shares 36,059 Value ($000) $815 Avg Close $24.73 Range $18.14 - $30.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	101,716	$22,110	$209.86	$182.34 - $233.14
Q3 2025	113,856	$24,230	$183.12	$160.08 - $213.66
Q2 2025	95,849	$16,335	$144.03	$99.70 - $172.71
Q1 2025	71,271	$8,318	$134.92	$106.45 - $166.95
Q4 2024	83,068	$11,309	$134.07	$118.86 - $150.12
Q3 2024	91,410	$11,253	$109.17	$89.96 - $127.97
Q2 2024	111,783	$11,960	$101.02	$82.29 - $113.12
Q1 2024	141,388	$13,184	$76.04	$60.96 - $94.82
Q4 2023	204,375	$15,475	$62.54	$44.65 - $76.56
Q3 2023	144,328	$10,387	$99.67	$71.61 - $123.33
Q2 2023	165,377	$19,510	$97.94	$84.80 - $118.32
Q1 2023	139,081	$13,135	$95.07	$84.89 - $103.50
Q4 2022	33,893	$2,892	$82.03	$62.36 - $96.54
Q3 2022	124,421	$7,901	$77.37	$62.64 - $86.57
Q2 2022	98,259	$7,044	$77.96	$67.31 - $92.03
Q1 2022	29,105	$2,535	$87.37	$71.85 - $99.00
Q4 2021	27,481	$2,535	$91.39	$83.90 - $104.21
Q3 2021	24,987	$2,154	$94.87	$85.11 - $107.25
Q2 2021	38,106	$4,078	$108.58	$93.16 - $122.33
Q1 2021	61,870	$5,542	$85.57	$67.05 - $99.38
Q4 2020	68,137	$4,688	$56.09	$40.18 - $71.11
Q3 2020	56,214	$2,331	$42.99	$36.81 - $49.86
Q2 2020	146,331	$6,511	$37.90	$28.39 - $48.32
Q1 2020	168,769	$5,523	$50.87	$22.51 - $65.00
Q4 2019	186,775	$11,983	$65.85	$59.85 - $73.71
Q3 2019	217,443	$14,117	$58.36	$49.23 - $66.61
Q2 2019	239,501	$12,342	$49.40	$45.52 - $53.80
Q1 2019	208,296	$10,023	$44.93	$39.30 - $48.77
Q4 2018	208,242	$9,295	$43.06	$37.24 - $51.77
Q3 2018	207,815	$9,277	$46.29	$40.20 - $53.45
Q2 2018	192,683	$9,779	$48.31	$43.90 - $54.70
Q1 2018	227,940	$10,725	$50.70	$44.70 - $55.53
Q4 2017	252,544	$12,362	$44.61	$39.83 - $51.20
Q3 2017	175,651	$8,150	$43.56	$38.40 - $49.50
Q2 2017	132,678	$5,991	$43.26	$38.33 - $47.90
Q1 2017	113,488	$4,545	$38.26	$34.33 - $41.90
Q4 2016	114,812	$4,392	$33.93	$27.10 - $40.90
Q3 2016	68,870	$2,048	$27.42	$22.03 - $31.15
Q2 2016	79,274	$1,769	$22.18	$19.13 - $24.67
Q1 2016	56,189	$1,137	$16.37	$12.44 - $20.85
Q4 2015	175,903	$3,057	$17.77	$15.42 - $21.10
Q3 2015	42,388	$671	$17.42	$14.48 - $20.91
Q2 2015	32,329	$642	$18.69	$15.34 - $21.52
Q1 2015	32,675	$630	$19.99	$16.00 - $22.79
Q4 2014	36,059	$815	$24.73	$18.14 - $30.70