Question 1

How many shares of ONTO does Impax Asset Management Group plc own?

Accepted Answer

As of 2026-Q1, Impax Asset Management Group plc holds 59,057 shares of ONTO (ONTO INNOVATION INC).

Question 2

What is Impax Asset Management Group plc's ONTO position worth?

Accepted Answer

As of 2026-Q1, Impax Asset Management Group plc's ONTO position is worth $12.1M.

Question 3

Is Impax Asset Management Group plc buying or selling ONTO?

Accepted Answer

In 2026-Q1, Impax Asset Management Group plc decreased their ONTO position (-20.3% change in shares).

Question 4

When did Impax Asset Management Group plc first buy ONTO?

Accepted Answer

Based on available 13F filings, Impax Asset Management Group plc first reported a position in ONTO in 2024-Q2. They have held the position across 25 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price
2026-Q1 Latest	Decreased	59,057	-20.3%	$12.1M	0.1%	$207.50
2025-Q4	Unchanged	74,057	0.0%	$11.7M	0.1%	$160.01
2025-Q3	Unchanged	74,057	0.0%	$9.6M	0.1%	$130.40
2025-Q2	Unchanged	74,057	0.0%	$7.5M	0.0%	$98.88
2025-Q1	Decreased	74,057	-19.6%	$9M	0.1%	$122.07
2024-Q4	Unchanged	92,057	0.0%	$15.3M	0.1%	$167.80
2024-Q3	Decreased	92,057	-14.0%	$19.1M	0.1%	$215.37
2024-Q2	Unchanged	107,057	0.0%	$23.5M	0.1%	$219.56