EXPONENT INC

Ticker: EXPO CUSIP: 30214U102 Class: Common Stock

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

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

Q3 2025

Shares 5,002 Value ($000) $348 Avg Close $70.97 Range $63.29 - $77.29

Q2 2025

Shares 5,086 Value ($000) $380 Avg Close $76.63 Range $71.84 - $82.91

Q1 2025

Shares 5,267 Value ($000) $427 Avg Close $85.84 Range $77.36 - $96.05

Q4 2024

Shares 4,745 Value ($000) $423 Avg Close $98.95 Range $86.42 - $113.62

Q3 2024

Shares 4,251 Value ($000) $490 Avg Close $102.48 Range $91.12 - $113.49

Q2 2024

Shares 4,251 Value ($000) $404 Avg Close $88.07 Range $75.45 - $100.26

Q1 2024

Shares 4,349 Value ($000) $360 Avg Close $80.52 Range $66.82 - $89.81

Q4 2023

Shares 5,223 Value ($000) $460 Avg Close $79.51 Range $62.65 - $88.86

Q3 2023

Shares 6,136 Value ($000) $525 Avg Close $87.51 Range $81.83 - $93.97

Q2 2023

Shares 5,203 Value ($000) $486 Avg Close $90.75 Range $82.22 - $98.29

Q1 2023

Shares 6,377 Value ($000) $636 Avg Close $97.94 Range $87.83 - $108.44

Q4 2022

Shares 6,371 Value ($000) $631 Avg Close $93.27 Range $83.33 - $102.60

Q3 2022

Shares 9,659 Value ($000) $847 Avg Close $90.80 Range $83.36 - $99.84

Q2 2022

Shares 13,002 Value ($000) $1,189 Avg Close $89.98 Range $77.49 - $106.96

Q1 2022

Shares 144,900 Value ($000) $15,656 Avg Close $91.89 Range $79.49 - $113.24

Q4 2021

Shares 144,900 Value ($000) $16,914 Avg Close $111.77 Range $104.67 - $121.29

Q3 2021

Shares 144,900 Value ($000) $16,395 Avg Close $102.37 Range $83.04 - $114.43

Q2 2021

Shares 144,900 Value ($000) $12,927 Avg Close $88.68 Range $81.59 - $96.96

Q1 2021

Shares 144,900 Value ($000) $14,120 Avg Close $88.68 Range $77.59 - $95.36

Q4 2020

Shares 148,600 Value ($000) $13,378 Avg Close $75.22 Range $64.49 - $85.98

Q3 2020

Shares 122,900 Value ($000) $8,852 Avg Close $74.81 Range $66.26 - $79.56

Q2 2020

Shares 119,300 Value ($000) $9,655 Avg Close $67.56 Range $57.66 - $76.48

Q1 2020

Shares 81,400 Value ($000) $5,853 Avg Close $67.97 Range $54.43 - $77.49

Q4 2019

Shares 81,400 Value ($000) $5,617 Avg Close $61.68 Range $57.11 - $66.68

Q3 2019

Shares 26,000 Value ($000) $1,817 Avg Close $62.89 Range $53.83 - $67.85

Q2 2019

Shares 26,000 Value ($000) $1,522 Avg Close $52.92 Range $50.50 - $55.87

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	5,002	$348	$70.97	$63.29 - $77.29
Q2 2025	5,086	$380	$76.63	$71.84 - $82.91
Q1 2025	5,267	$427	$85.84	$77.36 - $96.05
Q4 2024	4,745	$423	$98.95	$86.42 - $113.62
Q3 2024	4,251	$490	$102.48	$91.12 - $113.49
Q2 2024	4,251	$404	$88.07	$75.45 - $100.26
Q1 2024	4,349	$360	$80.52	$66.82 - $89.81
Q4 2023	5,223	$460	$79.51	$62.65 - $88.86
Q3 2023	6,136	$525	$87.51	$81.83 - $93.97
Q2 2023	5,203	$486	$90.75	$82.22 - $98.29
Q1 2023	6,377	$636	$97.94	$87.83 - $108.44
Q4 2022	6,371	$631	$93.27	$83.33 - $102.60
Q3 2022	9,659	$847	$90.80	$83.36 - $99.84
Q2 2022	13,002	$1,189	$89.98	$77.49 - $106.96
Q1 2022	144,900	$15,656	$91.89	$79.49 - $113.24
Q4 2021	144,900	$16,914	$111.77	$104.67 - $121.29
Q3 2021	144,900	$16,395	$102.37	$83.04 - $114.43
Q2 2021	144,900	$12,927	$88.68	$81.59 - $96.96
Q1 2021	144,900	$14,120	$88.68	$77.59 - $95.36
Q4 2020	148,600	$13,378	$75.22	$64.49 - $85.98
Q3 2020	122,900	$8,852	$74.81	$66.26 - $79.56
Q2 2020	119,300	$9,655	$67.56	$57.66 - $76.48
Q1 2020	81,400	$5,853	$67.97	$54.43 - $77.49
Q4 2019	81,400	$5,617	$61.68	$57.11 - $66.68
Q3 2019	26,000	$1,817	$62.89	$53.83 - $67.85
Q2 2019	26,000	$1,522	$52.92	$50.50 - $55.87