Question 1

How many shares of FIX does Optiver Holding B.V. own?

Accepted Answer

Optiver Holding B.V. previously held 0 shares of FIX (COMFORT SYSTEMS USA INC) before exiting the position in 2025-Q4.

Question 2

What is Optiver Holding B.V.'s FIX position worth?

Accepted Answer

Optiver Holding B.V.'s FIX position was last reported at $0 in 2025-Q4 before the exit.

Question 3

Is Optiver Holding B.V. buying or selling FIX?

Accepted Answer

In 2025-Q4, Optiver Holding B.V. exited their FIX position entirely (-100.0% change in shares).

Question 4

When did Optiver Holding B.V. first buy FIX?

Accepted Answer

Based on available 13F filings, Optiver Holding B.V. first reported a position in FIX in 2025-Q1. They have held the position across 4 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2025-Q4 Latest	Exited	0	-100.0%	$0	0.0%	$931.96	0
2025-Q3	Decreased	28	-61.1%	$23,105	0.0%	$823.49	0
2025-Q2	Increased	72	+140.0%	$38,607	0.0%	$534.73	22
2025-Q1	New	30	—	$9,670	0.0%	$321.13	26