Position in PWR
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$864,706
+$199,962 QoQ
Shares Held
1,575
0.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 85.01587301587301.ToString("F0")%
Shared 0.ToString("F0")%
None 14.984126984126982.ToString("F0")%
Common Shares in PWR Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Mar 31, 2026ESSEX INVESTMENT MANAGEMENT CO LLC holds $46,024,357 across 10 Engineering & Construction names. PWR ranks #7 (1.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | STRL |
Sterling Infrastructure, Inc.
|
32,057 | $13,055,854 | |
| 2 | AGX |
Argan Inc
|
16,098 | $8,767,775 | |
| 3 | PRIM |
Primoris Services Corp
|
48,177 | $6,891,238 | |
| 4 | WLDN |
Willdan Group, Inc.
|
78,292 | $5,994,035 | |
| 5 | ORN |
Orion Group Holdings Inc
|
461,772 | $5,033,314 | |
| 6 | ECG |
Everus Construction Group, Inc.
|
38,098 | $4,497,849 | |
| 7 | PWR |
Quanta Services, Inc.
This page
|
1,575 | $864,706 | |
| 8 | EME |
EMCOR Group, Inc.
|
734 | $541,919 |
All Filings in PWR
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $864,706 | 1,575 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $664,744 | 1,575 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $652,711 | 1,575 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $621,563 | 1,644 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $443,798 | 1,746 | Shares | Sole | 2025-05-07 | |
| 2024-12-31 | $595,754 | 1,885 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $562,012 | 1,885 | Shares | Sole | 2024-10-10 | |
| 2024-06-30 | $553,916 | 2,180 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $714,969 | 2,752 | Shares | Sole | 2024-05-03 | |
| 2023-12-31 | $1,201,142 | 5,566 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $2,673,791 | 14,293 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $3,713,101 | 18,901 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $4,870,887 | 29,230 | Shares | Sole | 2023-05-04 | |
| 2022-12-31 | $4,165,275 | 29,230 | Shares | Sole | 2023-02-03 | |
| 2022-09-30 | $3,723,609 | 29,230 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $1,992,529 | 15,897 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $2,227,104 | 16,922 | Shares | Sole | 2022-05-09 | |
| 2021-12-31 | $1,952,889 | 17,032 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $1,938,582 | 17,032 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $1,542,588 | 17,032 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $1,618,832 | 18,400 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $1,342,812 | 18,645 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $1,969,405 | 37,257 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $2,258,510 | 57,571 | Shares | Sole | 2020-08-04 | |
| 2020-03-31 | $606,455 | 19,113 | Shares | Sole | 2020-05-04 | |
| No filing history on record for this holder in this stock. | ||||||