518 hedge funds and large institutions have $6.56B invested in MasTec in 2025 Q1 according to their latest regulatory filings, with 82 funds opening new positions, 204 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: 527518 (-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
518
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
251
$1.07M
252
$1.06M
253
$1.06M
254
$1.05M
255
$1.03M
256
$1.03M
257
$1.03M
258
$1.03M
259
$1.02M
260
$1.02M
261
$1.01M
262
$1.01M
263
$999K
264
$995K
265
$995K
266
$980K
267
$939K
268
$915K
269
$903K
270
$877K
271
$841K
272
$808K
273
$803K
274
$794K
275
$780K