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MasTec
MTZ

Overview Fund Activity

578 hedge funds and large institutions have $9.47B invested in MasTec in 2025 Q2 according to their latest regulatory filings, with 113 funds opening new positions, 200 increasing their positions, 185 reducing their positions, and 42 closing their positions.

Holders
578
Holders Change
+62
Holders Change %
+12.02%
% of All Funds
7.76%
Holding in Top 10
14
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.19%
New
113
Increased
200
Reduced
185
Closed
42
Calls
$105M
Puts
$54.9M
Net Calls
+$50.2M
Net Calls Change
+$61.9M

Top Buyers

1
Point72 Asset Management
1
Point72 Asset Management
Connecticut
$153M
2
BlackRock
2
BlackRock
New York
$1.39B
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$86.4M
4
CC
4
Cartenna Capital
Connecticut
$51.1M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$58M

Top Sellers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$46.2M
2
Pacer Advisors
2
Pacer Advisors
Pennsylvania
$1.97M
3
Nordea Investment Management
3
Nordea Investment Management
Sweden
$235M
4
SCM
4
SG Capital Management
Illinois
$8.52M
5
AAM
5
ACK Asset Management
Connecticut
$21.3M
Name Market Value Shares Shares
Change 		Shares
Change %
Qube Research & Technologies (QRT)
26
Qube Research & Technologies (QRT)
United Kingdom
$86.4M 506,857 +399,007 +370%
Northern Trust
27
Northern Trust
Illinois
$81.8M 480,200 -14,938 -3%
Jacobs Levy Equity Management
28
Jacobs Levy Equity Management
New Jersey
$73M 428,528 -13,835 -3%
CCPM
29
Cooper Creek Partners Management
New York
$72.2M 423,918 -290,125 -41%
SC
30
Samlyn Capital
New York
$65.2M 382,577 -23,652 -6%
JPMorgan Chase & Co
31
JPMorgan Chase & Co
New York
$64.9M 381,010 -65,105 -15%
DnB Asset Management
32
DnB Asset Management
Norway
$62.1M 364,548 +9,326 +3%
Arrowstreet Capital
33
Arrowstreet Capital
Massachusetts
$62.1M 364,278 +115,602 +46%
Blackstone Inc
34
Blackstone Inc
New York
$59.7M 350,000 +35,000 +11%
Balyasny Asset Management
35
Balyasny Asset Management
Illinois
$58.9M 345,836 -235,608 -41%
D.E. Shaw & Co
36
D.E. Shaw & Co
New York
$58M 340,100 +294,196 +641%
Lord, Abbett & Co
37
Lord, Abbett & Co
New Jersey
$57.1M 334,756 +27,337 +9%
Manulife (Manufacturers Life Insurance)
38
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$56.4M 331,056 +54,177 +20%
UBS AM
39
UBS AM
Illinois
$53.4M 313,500 +26,843 +9%
CC
40
Cartenna Capital
Connecticut
$51.1M 300,000 +300,000 New
Assenagon Asset Management
41
Assenagon Asset Management
Luxembourg
$47.9M 281,171 +35,940 +15%
Raymond James Financial
42
Raymond James Financial
Florida
$47M 275,508 +103,409 +60%
CTB
43
Country Trust Bank
Illinois
$46.3M 271,424 -32,124 -11%
AllianceBernstein
44
AllianceBernstein
Tennessee
$46.2M 271,217 -691,433 -72%
Jane Street
45
Jane Street
New York
$41.6M 244,356 +11,705 +5%
OAG
46
Orbis Allan Gray
Bermuda
$40.8M 239,407 +11,648 +5%
GAM
47
Gotham Asset Management
New York
$40M 234,905 +52,517 +29%
Principal Financial Group
48
Principal Financial Group
Iowa
$39.6M 232,269 +90,594 +64%
GIM
49
Goodlander Investment Management
Texas
$34.1M 200,000 +4,865 +2%
Vontobel Holding
50
Vontobel Holding
Switzerland
$33.8M 198,056 -54,112 -21%
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