ONTO INNOVATION INC

Ticker: ONTO CUSIP: 683344105 Class: EQTY

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 66,916 Value ($000) $10,563 Avg Close $142.02 Range $118.97 - $171.32
Q3 2025
Shares 61,235 Value ($000) $7,913 Avg Close $107.03 Range $89.40 - $142.77
Q2 2025
Shares 61,275 Value ($000) $6,184 Avg Close $106.80 Range $85.88 - $136.24
Q1 2025
Shares 65,445 Value ($000) $7,941 Avg Close $168.38 Range $116.16 - $228.42
Q4 2024
Shares 59,778 Value ($000) $9,963 Avg Close $182.71 Range $156.88 - $226.73
Q3 2024
Shares 52,700 Value ($000) $10,938 Avg Close $201.83 Range $145.15 - $238.93
Q2 2024
Shares 54,148 Value ($000) $11,889 Avg Close $206.70 Range $166.65 - $238.13
Q1 2024
Shares 58,125 Value ($000) $10,525 Avg Close $168.90 Range $134.11 - $199.72
Q4 2023
Shares 66,380 Value ($000) $10,150 Avg Close $134.52 Range $108.98 - $158.50
Q3 2023
Shares 65,043 Value ($000) $8,294 Avg Close $118.86 Range $103.94 - $142.26
Q2 2023
Shares 72,168 Value ($000) $8,405 Avg Close $95.40 Range $76.40 - $117.99
Q1 2023
Shares 82,242 Value ($000) $7,227 Avg Close $81.11 Range $67.55 - $89.75
Q4 2022
Shares 92,293 Value ($000) $6,284 Avg Close $71.84 Range $56.02 - $86.86
Q3 2022
Shares 95,337 Value ($000) $6,106 Avg Close $73.47 Range $59.95 - $89.69
Q2 2022
Shares 98,417 Value ($000) $6,864 Avg Close $74.00 Range $67.17 - $88.91
Q1 2022
Shares 166,900 Value ($000) $14,502 Avg Close $88.92 Range $73.67 - $106.09
Q4 2021
Shares 170,800 Value ($000) $17,290 Avg Close $86.29 Range $69.51 - $103.77
Q3 2021
Shares 170,400 Value ($000) $12,311 Avg Close $72.11 Range $62.15 - $79.99
Q2 2021
Shares 174,900 Value ($000) $12,775 Avg Close $68.70 Range $56.56 - $75.61
Q1 2021
Shares 172,800 Value ($000) $11,355 Avg Close $59.55 Range $47.34 - $67.77
Q4 2020
Shares 172,800 Value ($000) $8,217 Avg Close $40.09 Range $29.98 - $49.11
Q3 2020
Shares 219,300 Value ($000) $6,531 Avg Close $33.17 Range $28.08 - $39.47
Q2 2020
Shares 219,300 Value ($000) $7,465 Avg Close $32.51 Range $26.41 - $36.47
Q1 2020
Shares 219,300 Value ($000) $6,507 Avg Close $34.20 Range $20.32 - $42.50
Q4 2019
Shares 199,100 Value ($000) $7,275 Avg Close $34.27 Range $31.34 - $36.83