517 hedge funds and large institutions have $6.56B invested in MasTec in 2025 Q1 according to their latest regulatory filings, with 83 funds opening new positions, 203 increasing their positions, 159 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership:

2% less funds holding

Funds holding: 526517 (-9)

15% less call options, than puts

Call options by funds: $66.1M | Put options by funds: $77.8M

16% less capital invested

Capital invested by funds: $7.82B → $6.56B (-$1.26B)

Holders
517
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$66.1M
Puts
$77.8M
Net Calls
Net Calls Change

Top Buyers

1 +$75.6M
2 +$48.9M
3 +$46.2M
4
BlackRock
BlackRock
New York
+$44.1M
5
Blackstone Inc
Blackstone Inc
New York
+$36.8M

Top Sellers

1 -$126M
2 -$61.6M
3 -$60M
4
Citadel Advisors
Citadel Advisors
Florida
-$57.6M
5
Invesco
Invesco
Georgia
-$40.1M
Name Holding Trade Value Shares
Change
Change in
Stake
SWIM
426
Smallwood Wealth Investment Management
New Jersey
$35K
PD
427
Point72 (DIFC)
United Arab Emirates
$34.9K
ACA
428
American Capital Advisory
Idaho
$33.6K
RIL
429
Rothschild Investment LLC
Illinois
$32.2K
CI Investments Inc
430
CI Investments Inc
Ontario, Canada
$27K
PA
431
Parallel Advisors
California
$25.8K
Toronto Dominion Bank
432
Toronto Dominion Bank
Ontario, Canada
$25.6K
WSFS
433
Wilmington Savings Fund Society
Delaware
$24K
CAM
434
Close Asset Management
United Kingdom
$23K
AWM
435
Ameliora Wealth Management
Switzerland
$21K
CAC
436
Core Alternative Capital
Georgia
$20.9K
ITIM
437
Indiana Trust & Investment Management
Indiana
$20.4K
S
438
SignatureFD
Georgia
$20.4K
Northwestern Mutual Wealth Management
439
Northwestern Mutual Wealth Management
Wisconsin
$20.2K
Optiver Holding
440
Optiver Holding
Netherlands
$20K
CT
441
Caldwell Trust
Florida
$19.6K
PTC
442
Private Trust Company
Ohio
$19.6K
BIG
443
Brooklyn Investment Group
New York
$19.3K
ACM
444
Accent Capital Management
Ohio
$19K
Mitsubishi UFJ Asset Management
445
Mitsubishi UFJ Asset Management
Japan
$18.7K
AAP
446
Arax Advisory Partners
Colorado
$18.6K
PS
447
Principal Securities
Iowa
$18.4K
SC
448
Solstein Capital
California
$16.2K
HWM
449
Hemington Wealth Management
Virginia
$14K
SC
450
SouthState Corp
Florida
$13.9K