Position in PWR
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$182,173,620
+$66,728,393 QoQ
Shares Held
331,816
+21.3% QoQ
Ownership
0.221%
of shares outstanding
% of Portfolio
0.77%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority
Sole 67.79148684813269.ToString("F0")%
Shared 0.ToString("F0")%
None 32.2085131518673.ToString("F0")%
Common Shares in PWR Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Mar 31, 2026WESTFIELD CAPITAL MANAGEMENT CO LP holds $1,570,267,713 across 7 Engineering & Construction names. PWR ranks #3 (11.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | FIX |
Comfort Systems USA Inc
|
620,915 | $856,235,575 | |
| 2 | APG |
APi Group Corp
|
4,634,929 | $187,807,323 | |
| 3 | PWR |
Quanta Services, Inc.
This page
|
331,816 | $182,173,620 | |
| 4 | PRIM |
Primoris Services Corp
|
743,269 | $106,317,197 | |
| 5 | LGN |
Legence Corp.
|
1,861,653 | $105,108,928 | |
| 6 | MTZ |
Mastec Inc
|
249,980 | $80,428,565 | |
| 7 | BLD |
QXO Insulation, LLC
|
148,581 | $52,196,505 |
All Filings in PWR
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $182,173,620 | 331,816 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $115,445,227 | 273,528 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $101,742,596 | 245,506 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $64,295,150 | 170,057 | Shares | Sole | 2025-08-12 | |
| No filing history on record for this holder in this stock. | ||||||