Question 1

Does Calamos Advisors own PWR stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Calamos Advisors holds 111,284 shares of PWR (Quanta Services), worth $80.1M.

Question 2

How many shares of PWR does Calamos Advisors own?

Accepted Answer

As of its Q2 2026 13F, Calamos Advisors holds 111,284 shares of PWR (Quanta Services).

Question 3

What is Calamos Advisors' PWR position worth?

Accepted Answer

As of its Q2 2026 13F, Calamos Advisors' PWR position is worth $80.1M.

Question 4

Is Calamos Advisors buying or selling PWR?

Accepted Answer

In Q2 2026, Calamos Advisors increased its PWR position by 2,783 shares (+2.6%).

Question 5

When did Calamos Advisors first buy PWR?

Accepted Answer

Calamos Advisors already held PWR in its Q1 2019 13F, the earliest on record, and has listed it in 26 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	111,284	+2.6%	$80.1M	0.3%	$719.81	36
2026-Q1	Increased	108,501	+5.2%	$59.6M	0.2%	$548.73	37
2025-Q4	Decreased	103,112	-2.2%	$43.5M	0.2%	$421.73	0
2025-Q3	Increased	105,401	+17.1%	$43.7M	0.2%	$414.00	41
2025-Q2	Increased	90,013	+45.5%	$34M	0.1%	$377.59	47
2025-Q1	Increased	61,886	+1.1%	$15.7M	0.1%	$253.76	28
2024-Q4	Decreased	61,210	-0.0%	$19.3M	0.1%	$315.42	0
2024-Q3	Decreased	61,223	-2.4%	$18.3M	0.1%	$297.47	0

PWRShowing 8 of 27 quarters

PWR
Showing 8 of 27 quarters