684 hedge funds and large institutions have $12.7B invested in MasTec in 2025 Q4 according to their latest regulatory filings, with 115 funds opening new positions, 240 increasing their positions, 225 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more ownership

Funds ownership:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

5% more capital invested

Capital invested by funds: $12.1B → $12.7B (+$562M)

0% more funds holding in top 10

Funds holding in top 10: 1818 (0)

48% less call options, than puts

Call options by funds: $111M | Put options by funds: $214M

Holders
684
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
18
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$111M
Puts
$214M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AI
276
Atom Investors
Texas
$1.92M
LSA
277
Lansing Street Advisors
Pennsylvania
$1.9M
BHCM
278
Brevan Howard Capital Management
Jersey
$1.88M
EA
279
Emerald Advisers
Pennsylvania
$1.85M
NP
280
Ninepoint Partners
Ontario, Canada
$1.85M
CM
281
Castleark Management
Illinois
$1.84M
BNP Paribas Asset Management
282
BNP Paribas Asset Management
France
$1.84M
HW
283
Hedeker Wealth
Illinois
$1.83M
FDS
284
First Dallas Securities
Texas
$1.82M
IAS
285
IMA Advisory Services
Colorado
$1.76M
PCA
286
Pallas Capital Advisors
Massachusetts
$1.73M
X
287
Xponance
Pennsylvania
$1.72M
VRS
288
Virginia Retirement Systems
Virginia
$1.72M
IQI
289
Integrated Quantitative Investments
Washington
$1.69M
CB
290
Commerce Bank
Missouri
$1.68M
MASM
291
MH & Associates Securities Management
California
$1.66M
SOAM
292
SBI Okasan Asset Management
Japan
$1.65M
PCP
293
Perbak Capital Partners
United Kingdom
$1.61M
Franklin Resources
294
Franklin Resources
California
$1.6M
Pacer Advisors
295
Pacer Advisors
Pennsylvania
$1.59M
BMSSC
296
B. Metzler seel. Sohn & Co
Germany
$1.58M
LIM
297
Leavell Investment Management
Alabama
$1.58M
HighTower Advisors
298
HighTower Advisors
Illinois
$1.56M
LCM
299
Legato Capital Management
California
$1.56M
Neuberger Berman Group
300
Neuberger Berman Group
New York
$1.55M