MASTEC INC

Ticker: MTZ CUSIP: 576323109 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q4 2025

Shares 502,126 Value ($000) $109,147 Avg Close $209.86 Range $182.34 - $233.14

Q3 2025

Shares 489,838 Value ($000) $104,242 Avg Close $183.12 Range $160.08 - $213.66

Q2 2025

Shares 612,487 Value ($000) $104,386 Avg Close $144.03 Range $99.70 - $172.71

Q1 2025

Shares 611,876 Value ($000) $71,412 Avg Close $134.92 Range $106.45 - $166.95

Q4 2024

Shares 624,468 Value ($000) $85,015 Avg Close $134.07 Range $118.86 - $150.12

Q3 2024

Shares 630,315 Value ($000) $77,592 Avg Close $109.17 Range $89.96 - $127.97

Q2 2024

Shares 622,846 Value ($000) $66,638 Avg Close $101.02 Range $82.29 - $113.12

Q1 2024

Shares 622,498 Value ($000) $58,048 Avg Close $76.04 Range $60.96 - $94.82

Q4 2023

Shares 597,747 Value ($000) $45,261 Avg Close $62.54 Range $44.65 - $76.56

Q3 2023

Shares 571,968 Value ($000) $41,165 Avg Close $99.67 Range $71.61 - $123.33

Q2 2023

Shares 568,631 Value ($000) $67,081 Avg Close $97.94 Range $84.80 - $118.32

Q1 2023

Shares 568,554 Value ($000) $53,694 Avg Close $95.07 Range $84.89 - $103.50

Q4 2022

Shares 569,514 Value ($000) $48,597 Avg Close $82.03 Range $62.36 - $96.54

Q3 2022

Shares 538,663 Value ($000) $34,205 Avg Close $77.37 Range $62.64 - $86.57

Q2 2022

Shares 526,281 Value ($000) $37,713 Avg Close $77.96 Range $67.31 - $92.03

Q1 2022

Shares 537,682 Value ($000) $46,832 Avg Close $87.37 Range $71.85 - $99.00

Q4 2021

Shares 514,368 Value ($000) $47,466 Avg Close $91.39 Range $83.90 - $104.21

Q3 2021

Shares 473,523 Value ($000) $40,856 Avg Close $94.87 Range $85.11 - $107.25

Q2 2021

Shares 460,568 Value ($000) $48,867 Avg Close $108.58 Range $93.16 - $122.33

Q1 2021

Shares 570,004 Value ($000) $53,410 Avg Close $85.57 Range $67.05 - $99.38

Q4 2020

Shares 732,781 Value ($000) $49,962 Avg Close $56.09 Range $40.18 - $71.11

Q3 2020

Shares 716,411 Value ($000) $30,233 Avg Close $42.99 Range $36.81 - $49.86

Q2 2020

Shares 802,659 Value ($000) $36,016 Avg Close $37.90 Range $28.39 - $48.32

Q1 2020

Shares 883,912 Value ($000) $28,931 Avg Close $50.87 Range $22.51 - $65.00

Q4 2019

Shares 832,745 Value ($000) $53,429 Avg Close $65.85 Range $59.85 - $73.71

Q3 2019

Shares 763,436 Value ($000) $49,570 Avg Close $58.36 Range $49.23 - $66.61

Q2 2019

Shares 616,651 Value ($000) $31,777 Avg Close $49.40 Range $45.52 - $53.80

Q1 2019

Shares 616,206 Value ($000) $29,640 Avg Close $44.93 Range $39.30 - $48.77

Q4 2018

Shares 568,897 Value ($000) $23,075 Avg Close $43.06 Range $37.24 - $51.77

Q3 2018

Shares 575,865 Value ($000) $25,713 Avg Close $46.29 Range $40.20 - $53.45

Q2 2018

Shares 539,729 Value ($000) $27,392 Avg Close $48.31 Range $43.90 - $54.70

Q1 2018

Shares 511,256 Value ($000) $24,055 Avg Close $50.70 Range $44.70 - $55.53

Q4 2017

Shares 528,158 Value ($000) $25,854 Avg Close $44.61 Range $39.83 - $51.20

Q3 2017

Shares 506,624 Value ($000) $23,508 Avg Close $43.56 Range $38.40 - $49.50

Q2 2017

Shares 490,747 Value ($000) $22,158 Avg Close $43.26 Range $38.33 - $47.90

Q1 2017

Shares 541,713 Value ($000) $21,696 Avg Close $38.26 Range $34.33 - $41.90

Q4 2016

Shares 416,550 Value ($000) $15,934 Avg Close $33.93 Range $27.10 - $40.90

Q3 2016

Shares 426,125 Value ($000) $12,673 Avg Close $27.42 Range $22.03 - $31.15

Q2 2016

Shares 399,911 Value ($000) $8,927 Avg Close $22.18 Range $19.13 - $24.67

Q1 2016

Shares 392,208 Value ($000) $7,939 Avg Close $16.37 Range $12.44 - $20.85

Q4 2015

Shares 429,055 Value ($000) $7,457 Avg Close $17.77 Range $15.42 - $21.10

Q3 2015

Shares 331,890 Value ($000) $5,254 Avg Close $17.42 Range $14.48 - $20.91

Q2 2015

Shares 312,220 Value ($000) $6,204 Avg Close $18.69 Range $15.34 - $21.52

Q1 2015

Shares 260,100 Value ($000) $5,020 Avg Close $19.99 Range $16.00 - $22.79

Q4 2014

Shares 223,966 Value ($000) $5,064 Avg Close $24.73 Range $18.14 - $30.70

Q3 2014

Shares 210,513 Value ($000) $6,446 Avg Close $29.73 Range $26.38 - $32.10

Q2 2014

Shares 192,240 Value ($000) $5,925 Avg Close $37.68 Range $27.96 - $44.80

Q1 2014

Shares 183,246 Value ($000) $7,961 Avg Close $37.96 Range $32.27 - $44.03

Q4 2013

Shares 172,936 Value ($000) $5,659 Avg Close $31.66 Range $29.76 - $34.17

Q3 2013

Shares 164,497 Value ($000) $5,125 Avg Close $32.84 Range $28.88 - $35.31

Q2 2013

Shares 153,377 Value ($000) $4,993 Avg Close $30.13 Range $26.27 - $33.97

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	502,126	$109,147	$209.86	$182.34 - $233.14
Q3 2025	489,838	$104,242	$183.12	$160.08 - $213.66
Q2 2025	612,487	$104,386	$144.03	$99.70 - $172.71
Q1 2025	611,876	$71,412	$134.92	$106.45 - $166.95
Q4 2024	624,468	$85,015	$134.07	$118.86 - $150.12
Q3 2024	630,315	$77,592	$109.17	$89.96 - $127.97
Q2 2024	622,846	$66,638	$101.02	$82.29 - $113.12
Q1 2024	622,498	$58,048	$76.04	$60.96 - $94.82
Q4 2023	597,747	$45,261	$62.54	$44.65 - $76.56
Q3 2023	571,968	$41,165	$99.67	$71.61 - $123.33
Q2 2023	568,631	$67,081	$97.94	$84.80 - $118.32
Q1 2023	568,554	$53,694	$95.07	$84.89 - $103.50
Q4 2022	569,514	$48,597	$82.03	$62.36 - $96.54
Q3 2022	538,663	$34,205	$77.37	$62.64 - $86.57
Q2 2022	526,281	$37,713	$77.96	$67.31 - $92.03
Q1 2022	537,682	$46,832	$87.37	$71.85 - $99.00
Q4 2021	514,368	$47,466	$91.39	$83.90 - $104.21
Q3 2021	473,523	$40,856	$94.87	$85.11 - $107.25
Q2 2021	460,568	$48,867	$108.58	$93.16 - $122.33
Q1 2021	570,004	$53,410	$85.57	$67.05 - $99.38
Q4 2020	732,781	$49,962	$56.09	$40.18 - $71.11
Q3 2020	716,411	$30,233	$42.99	$36.81 - $49.86
Q2 2020	802,659	$36,016	$37.90	$28.39 - $48.32
Q1 2020	883,912	$28,931	$50.87	$22.51 - $65.00
Q4 2019	832,745	$53,429	$65.85	$59.85 - $73.71
Q3 2019	763,436	$49,570	$58.36	$49.23 - $66.61
Q2 2019	616,651	$31,777	$49.40	$45.52 - $53.80
Q1 2019	616,206	$29,640	$44.93	$39.30 - $48.77
Q4 2018	568,897	$23,075	$43.06	$37.24 - $51.77
Q3 2018	575,865	$25,713	$46.29	$40.20 - $53.45
Q2 2018	539,729	$27,392	$48.31	$43.90 - $54.70
Q1 2018	511,256	$24,055	$50.70	$44.70 - $55.53
Q4 2017	528,158	$25,854	$44.61	$39.83 - $51.20
Q3 2017	506,624	$23,508	$43.56	$38.40 - $49.50
Q2 2017	490,747	$22,158	$43.26	$38.33 - $47.90
Q1 2017	541,713	$21,696	$38.26	$34.33 - $41.90
Q4 2016	416,550	$15,934	$33.93	$27.10 - $40.90
Q3 2016	426,125	$12,673	$27.42	$22.03 - $31.15
Q2 2016	399,911	$8,927	$22.18	$19.13 - $24.67
Q1 2016	392,208	$7,939	$16.37	$12.44 - $20.85
Q4 2015	429,055	$7,457	$17.77	$15.42 - $21.10
Q3 2015	331,890	$5,254	$17.42	$14.48 - $20.91
Q2 2015	312,220	$6,204	$18.69	$15.34 - $21.52
Q1 2015	260,100	$5,020	$19.99	$16.00 - $22.79
Q4 2014	223,966	$5,064	$24.73	$18.14 - $30.70
Q3 2014	210,513	$6,446	$29.73	$26.38 - $32.10
Q2 2014	192,240	$5,925	$37.68	$27.96 - $44.80
Q1 2014	183,246	$7,961	$37.96	$32.27 - $44.03
Q4 2013	172,936	$5,659	$31.66	$29.76 - $34.17
Q3 2013	164,497	$5,125	$32.84	$28.88 - $35.31
Q2 2013	153,377	$4,993	$30.13	$26.27 - $33.97