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Calamos Advisors LLC

Position in PWR — Quanta Services, Inc.

CIK 1316507 NAPERVILLE, IL

Position in PWR

as of Mar 31, 2026 · filed May 4, 2026
Position Value
$59,569,219
+$16,049,769 QoQ
Shares Held
108,501
+5.2% QoQ
Ownership
0.072%
of shares outstanding
% of Portfolio
0.34%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2020
23 quarters on record
Voting authority Sole 98% Shared 0% None 2%

Common Shares in PWR Over Time

Shares Held

Position Value (USD)

Derivatives in PWR

reported options exposure · as of Sep 30, 2022
CallValue
$8,980,995
CallShares
70,500
PutValue
$5,248,468
PutShares
41,200

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

Calamos Advisors LLC holds $89,565,905 across 8 Engineering & Construction names. PWR ranks #1 (66.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 PWR
Quanta Services, Inc.
This page
108,501 $59,569,219

All Filings in PWR

Export CSV
27 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $59,569,219 108,501
2025-12-31 $43,519,450 103,112
2025-09-30 $43,680,282 105,401
2025-06-30 $34,032,115 90,013
2025-03-31 $15,730,183 61,886
2024-12-31 $19,345,420 61,210
2024-09-30 $18,253,637 61,223
2024-06-30 $15,936,270 62,719
2024-03-31 $16,902,328 65,059
2023-12-31 $842,051 3,902
2023-09-30 $20,490,151 109,532
2023-06-30 $23,732,535 120,807
2023-03-31 $20,190,102 121,160
2022-12-31 $17,981,790 126,188
2022-09-30 $5,248,468 41,200
2022-09-30 $8,980,995 70,500
2022-09-30 $11,147,898 87,510
2022-06-30 $9,619,218 76,745
2022-06-30 $14,664,780 117,000
2022-06-30 $5,164,008 41,200
2022-03-31 $19,744,263 150,021
2021-12-31 $17,122,980 149,337
2021-09-30 $17,019,618 149,531
2021-06-30 $1,041,917 11,504
2021-03-31 $1,006,491 11,440
2020-12-31 $821,028 11,400
2020-09-30 $576,174 10,900