Question 1

Does Calamos Advisors own PALO ALTO NETWORKS stock?

Accepted Answer

As of its Q1 2025 13F, Calamos Advisors held 109,972,000 shares of PALO ALTO NETWORKS, worth $377.8M.

Question 2

How many shares of PALO ALTO NETWORKS does Calamos Advisors own?

Accepted Answer

As of its Q1 2025 13F, Calamos Advisors held 109,972,000 shares of PALO ALTO NETWORKS.

Question 3

What is Calamos Advisors' PALO ALTO NETWORKS position worth?

Accepted Answer

As of its Q1 2025 13F, Calamos Advisors' PALO ALTO NETWORKS position was worth $377.8M.

Question 4

When did Calamos Advisors first buy PALO ALTO NETWORKS?

Accepted Answer

Calamos Advisors already held PALO ALTO NETWORKS in its Q2 2021 13F, the earliest on record, and listed it in 16 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2025-Q2 Latest	Exited	0	-100.0%	$0	0.0%	—	0
2025-Q1	Increased	110M	+0.1%	$377.8M	1.6%	—	49
2024-Q4	Decreased	109.9M	-0.1%	$401.3M	1.7%	—	0
2024-Q3	Decreased	110M	-5.5%	$378.2M	1.6%	—	0

PAPALO ALTO NETWORKS INC