ONTO INNOVATION INC

Ticker: ONTO CUSIP: 683344105 Class: EQTY

MONTAG A & ASSOCIATES INC's Holding History (CIK: 0000829407)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 5 Value ($000) $1 Avg Close $142.02 Range $118.97 - $171.32

Q4 2024

Shares 7 Value ($000) $1 Avg Close $182.71 Range $156.88 - $226.73

Q3 2024

Shares 8 Value ($000) $2 Avg Close $201.83 Range $145.15 - $238.93

Q2 2024

Shares 8 Value ($000) $2 Avg Close $206.70 Range $166.65 - $238.13

Q1 2024

Shares 9 Value ($000) $2 Avg Close $168.90 Range $134.11 - $199.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5	$1	$142.02	$118.97 - $171.32
Q4 2024	7	$1	$182.71	$156.88 - $226.73
Q3 2024	8	$2	$201.83	$145.15 - $238.93
Q2 2024	8	$2	$206.70	$166.65 - $238.13
Q1 2024	9	$2	$168.90	$134.11 - $199.72