MasTec Inc (MTZ) Ownership

116.98 ↑1.92 (1.67%)

As of December 31, 1969, 7:00pm EST.

Institutions
Mutual Funds

Institutional Ownership

BlackRock Inc is the biggest individual institutional holder of MasTec Inc (MTZ), owning a total of 7.3 million shares. Combined, the top 43 institutional holders of MTZ own 69.75% of the company with a total of 55.2 million shares.

In the latest ownership report on December 31st 2024, the top 43 institutional holders decreased their combined ownership of MTZ by 342 thousand shares. 6 institutions bought 1,912,293 total additional shares and increased their ownership by an average of 31.67%. However 13 institutions sold 2,254,788 total shares and decreased their ownership by an average of 11.09%.

Overall this is a negative sign as the number of shares owned by the top 20 institutional holders of MasTec decreased by a net total of -342,495 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BlackRock Inc	9.198%	20.645%	7,293,320	1,248,054	2024-12-31
Vanguard Group Inc	7.257%	-4.222%	5,754,086	-253,637	2024-12-31
Hill City Capital, LP	2.686%	0.000%	2,130,000	0	2024-12-31
Amvescap Plc.	2.530%	-2.648%	2,006,285	-54,576	2024-12-31
Nordea Investment Mgmt Bank Demark A/s	2.462%	-1.698%	1,952,033	-33,725	2024-12-31
State Street Corp	2.400%	4.324%	1,902,832	78,865	2024-12-31
Pacer Advisors, INC.	2.123%	-25.555%	1,683,102	-577,763	2024-12-31
Hood River Capital Management LLC	1.931%	3.483%	1,531,104	51,531	2024-12-31
Millennium Management LLC	1.842%	-16.707%	1,460,349	-292,917	2024-12-31
Dimensional Fund Advisors, Inc.	1.488%	-3.548%	1,180,073	-43,403	2024-12-31
AllianceBernstein L.P.	1.444%	-18.747%	1,144,726	-264,118	2024-12-31
Electron Capital Partners, LLC	1.308%	-18.133%	1,036,909	-229,660	2024-12-31
Geode Capital Management, LLC	1.294%	-0.015%	1,026,138	-157	2024-12-31
Macquarie Group Ltd	1.037%	-23.283%	822,149	-249,514	2024-12-31
Legacy Advisors, LLC	1.032%	10.647%	818,646	78,777	2024-12-31
AQR Capital Management LLC	0.983%	13.311%	779,472	91,564	2024-12-31
Point72 Asset Management, L.P.	0.926%	-3.948%	734,211	-30,178	2024-12-31
Citadel Advisors Llc	0.844%	-24.680%	669,237	-219,293	2024-12-31
Balyasny Asset Management LLC	0.792%	137.603%	627,670	363,502	2024-12-31
Charles Schwab Investment Management Inc	0.788%	-0.928%	624,468	-5,847	2024-12-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BlackRock Inc	9.198%	20.645%	7,293,320	1,248,054	2024-12-31
Vanguard Group Inc	7.257%	-4.222%	5,754,086	-253,637	2024-12-31
Hill City Capital, LP	2.686%	0.000%	2,130,000	0	2024-12-31
Amvescap Plc.	2.530%	-2.648%	2,006,285	-54,576	2024-12-31
Nordea Investment Mgmt Bank Demark A/s	2.462%	-1.698%	1,952,033	-33,725	2024-12-31
State Street Corp	2.400%	4.324%	1,902,832	78,865	2024-12-31
State Street Corporation	2.273%	1.999%	1,800,412	35,291	2024-03-31
Allspring Global Investments Holdings, LLC	2.226%	-11.789%	1,763,467	-235,667	2024-06-30
Pacer Advisors, INC.	2.123%	-25.555%	1,683,102	-577,763	2024-12-31
Ameriprise Financial Inc	2.078%	-14.662%	1,638,054	-281,438	2023-06-30
Hood River Capital Management LLC	1.931%	3.483%	1,531,104	51,531	2024-12-31
Millennium Management LLC	1.842%	-16.707%	1,460,349	-292,917	2024-12-31
JPMorgan Chase & Co	1.533%	5.957%	1,214,468	68,278	2024-09-30
Dimensional Fund Advisors, Inc.	1.488%	-3.548%	1,180,073	-43,403	2024-12-31
AllianceBernstein L.P.	1.444%	-18.747%	1,144,726	-264,118	2024-12-31
Frontier Capital Management CO Inc	1.311%	42.942%	1,041,868	312,991	2023-12-31
Electron Capital Partners, LLC	1.308%	-18.133%	1,036,909	-229,660	2024-12-31
Vontobel Holding Ltd.	1.303%	16.165%	1,036,101	144,180	2023-12-31
Geode Capital Management, LLC	1.294%	-0.015%	1,026,138	-157	2024-12-31
Morgan Stanley - Brokerage Accounts	1.047%	-19.242%	829,396	-197,616	2024-06-30
Macquarie Group Ltd	1.037%	-23.283%	822,149	-249,514	2024-12-31
Legacy Advisors, LLC	1.032%	10.647%	818,646	78,777	2024-12-31
CI Investments Inc	1.012%	44,834.100%	798,029	796,253	2023-09-30
AQR Capital Management LLC	0.983%	13.311%	779,472	91,564	2024-12-31
Samlyn Capital, LLC	0.981%	109.345%	777,271	405,984	2024-03-31
ACK Asset Management LLC	0.975%	0.000%	772,300	0	2024-09-30
NORGES BANK	0.963%	22.975%	762,823	142,514	2024-06-30
Orbis Allan Gray Ltd	0.961%	-16.615%	761,331	-151,698	2024-03-31
Cooper Creek Partners Management LLC	0.957%	9.584%	757,892	66,284	2024-09-30
D1 Capital Partners L.P.	0.938%	0.000%	743,000	743,000	2024-06-30
Point72 Asset Management, L.P.	0.926%	-3.948%	734,211	-30,178	2024-12-31
Marshall Wace Asset Management Ltd	0.906%	4.304%	718,086	29,631	2024-06-30
Citadel Advisors Llc	0.844%	-24.680%	669,237	-219,293	2024-12-31
Peconic Partners LLC	0.825%	0.000%	650,000	650,000	2023-06-30
Handelsbanken Fonder AB	0.842%	-0.618%	643,500	-4,000	2022-09-30
Goldman Sachs Group Inc	0.807%	-4.546%	636,136	-30,297	2022-12-31
Balyasny Asset Management LLC	0.792%	137.603%	627,670	363,502	2024-12-31
Charles Schwab Investment Management Inc	0.788%	-0.928%	624,468	-5,847	2024-12-31
Wellington Management Company LLP	0.770%	-4.953%	607,247	-31,641	2023-06-30
Pzena Investment Management, LLC	0.697%	-37.016%	549,578	-322,993	2023-03-31
Bank of New York Mellon Corp	0.695%	1.155%	548,061	6,258	2022-12-31
Candriam Luxembourg S.C.A.	0.682%	12.487%	533,274	59,196	2022-09-30
Northern Trust Corp	0.603%	2.987%	472,042	13,689	2022-06-30

Mutual Fund Ownership

iShares Core S&P Mid-Cap ETF is the biggest individual fund holder of MasTec Inc (MTZ), owning a total of 2 million shares. Combined, the top 47 mutual fund holders of MTZ own 42.51% of the company with a total of 33.6 million shares.

In the latest ownership report on March 31st 2025, the top 47 fund holders increased their combined ownership of MTZ by 129 shares. 2 funds bought 4,281 total additional shares and increased their ownership by an average of 0.19%. However 2 funds sold 4,152 total shares and decreased their ownership by an average of 0.35%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding MasTec increased by a net total of 129 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
iShares Core S&P Mid-Cap ETF	2.536%	0.177%	2,010,870	3,546	2025-03-31
First Trust RBA Amer Indl RenaisTM ETF	0.918%	0.000%	727,904	0	2025-03-31
Pacer US Small Cap Cash Cows 100 ETF	0.752%	-0.648%	596,040	-3,888	2025-03-31
Global X US Infrastructure Dev ETF	0.624%	-0.053%	494,618	-264	2025-03-31
Invesco S&P MidCap Momentum ETF	0.490%	0.000%	388,440	0	2025-03-31
iShares S&P Mid-Cap 400 Growth ETF	0.477%	0.195%	378,354	735	2025-03-31

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
iShares Core S&P Mid-Cap ETF	2.536%	0.177%	2,010,870	3,546	2025-03-31
Vanguard Total Stock Mkt Idx Inv	2.371%	0.059%	1,879,591	1,101	2025-02-28
Vanguard Instl Ttl Stck Mkt Idx Tr	2.320%	-3.960%	1,829,029	-75,407	2023-03-31
Pacer US Cash Cows 100 ETF	2.090%	0.148%	1,657,161	2,444	2025-02-28
Delaware Sm-Cap Val Eq	2.073%	-9.313%	1,584,529	-162,730	2022-03-31
Vanguard Small Cap Index	1.914%	0.082%	1,517,332	1,239	2025-02-28
Allspring Mid Value SMA	1.844%	930,155.000%	1,460,500	1,460,343	2024-06-30
Nordea 1 - Global Climate & Envir BI EUR	1.652%	-1.559%	1,309,723	-20,735	2025-02-28
Delaware US Small Cap Value Eq SMA	1.222%	-17.943%	963,329	-210,650	2023-06-30
Vanguard Institutional Extnd Mkt Idx Tr	1.179%	0.391%	934,946	3,645	2025-02-28
Hood River Small-Cap Growth Instl	1.125%	5.652%	891,877	47,715	2024-12-31
Vanguard Small Cap Growth Index Inv	1.075%	-0.525%	852,478	-4,500	2025-02-28
Vanguard Extended Market Index Investor	1.057%	0.550%	833,197	4,560	2023-08-31
Invesco Small Cap Value A	0.969%	-17.552%	768,254	-163,546	2025-02-28
Invesco Value Opportunities A	0.950%	0.000%	753,200	0	2025-02-28
First Trust RBA Amer Indl RenaisTM ETF	0.918%	0.000%	727,904	0	2025-03-31
Pacer US Small Cap Cash Cows 100 ETF	0.752%	-0.648%	596,040	-3,888	2025-03-31
Columbia Large Cap Growth	0.738%	4.342%	581,602	24,203	2023-03-31
Delaware Small Cap Value A	0.730%	-18.307%	578,329	-129,600	2024-10-31
Vanguard Small Cap Value Index Inv	0.682%	0.685%	540,593	3,678	2024-11-30
Allspring Special Mid Cap Value Inst	0.653%	-56.857%	517,330	-681,770	2024-09-30
Allspring Special US Mid Cap Value Eq	0.653%	-64.579%	517,330	-943,170	2024-09-30
Columbia Large Cap Growth V	0.654%	0.000%	516,035	0	2023-06-30
SPDR® S&P MIDCAP 400 ETF Trust	0.627%	0.963%	497,383	4,742	2025-02-28
Global X US Infrastructure Dev ETF	0.624%	-0.053%	494,618	-264	2025-03-31
Vanguard Selected Value Inv	0.618%	0.000%	487,571	0	2023-03-31
Pzena Mid Cap Value	0.618%	0.000%	487,571	0	2023-03-31
Macquarie Small Cap Value A	0.609%	-7.273%	482,579	-37,850	2025-02-28
Schroder ISF Glbl Engy Tnstn E Acc USD	0.567%	55.909%	449,323	161,128	2023-11-30
BGF Sustainable Energy A2	0.552%	0.000%	435,550	0	2023-02-28
DFA US Small Cap I	0.545%	0.911%	426,505	3,851	2022-10-31
Columbia VP Select Large Cap Eq 1	0.527%	-0.813%	415,813	-3,407	2023-05-31
AB Discovery Value Advisor	0.522%	-23.724%	415,112	-129,110	2024-03-31
Invesco Mid Cap Value	0.526%	0.000%	414,400	0	2022-12-31
UBS: US Equity Small Cap Growth	0.506%	0.000%	401,103	0	2024-09-30
Candriam Sst Eq Clmt Actn R2 $ Inc	0.508%	6.753%	400,954	25,365	2023-06-30
Belfius Equities Climate C Cap	0.508%	0.000%	400,954	0	2023-06-30
Invesco American Value A	0.493%	-6.250%	388,500	-25,900	2023-01-31
Invesco S&P MidCap Momentum ETF	0.490%	0.000%	388,440	0	2025-03-31
State St Russell Sm/Mid Cp® Indx NL Cl C	0.479%	0.000%	379,856	0	2025-02-28
iShares S&P Mid-Cap 400 Growth ETF	0.477%	0.195%	378,354	735	2025-03-31
DNB Global A	0.476%	-7.980%	377,430	-32,729	2024-06-30
iShares S&P Mid-Cap 400 Value ETF	0.455%	-0.154%	358,251	-552	2024-01-31
BlackRock Global Equity Mkt Netrl Instl	0.446%	9.268%	353,885	30,016	2025-02-28
Fidelity Extended Market Index	0.423%	-0.147%	335,307	-494	2025-02-28
Orbis SICAV Global Bal Instl Inv	0.383%	-5.861%	303,668	-18,906	2024-09-30
Vontobel Global Envir Change I EUR	0.378%	-30.196%	299,183	-129,422	2024-10-31