EXPONENT INC

Ticker: EXPO CUSIP: 30214U102 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025

Shares 523,704 Value ($000) $36,376 Avg Close $70.04 Range $64.13 - $76.49

Q3 2025

Shares 428,616 Value ($000) $29,780 Avg Close $70.97 Range $63.29 - $77.29

Q1 2025

Shares 22,598 Value ($000) $1,832 Avg Close $85.84 Range $77.36 - $96.05

Q4 2024

Shares 4,110 Value ($000) $366 Avg Close $98.95 Range $86.42 - $113.62

Q1 2024

Shares 7,900 Value ($000) $653 Avg Close $80.52 Range $66.82 - $89.81

Q3 2023

Shares 2,784 Value ($000) $238 Avg Close $87.51 Range $81.83 - $93.97

Q2 2023

Shares 19,324 Value ($000) $1,803 Avg Close $90.75 Range $82.22 - $98.29

Q1 2023

Shares 55,754 Value ($000) $5,558 Avg Close $97.94 Range $87.83 - $108.44

Q3 2022

Shares 2,500 Value ($000) $219 Avg Close $90.80 Range $83.36 - $99.84

Q2 2022

Shares 6,151 Value ($000) $563 Avg Close $89.98 Range $77.49 - $106.96

Q3 2020

Shares 47,898 Value ($000) $3,450 Avg Close $74.81 Range $66.26 - $79.56

Q2 2020

Shares 24,592 Value ($000) $1,990 Avg Close $67.56 Range $57.66 - $76.48

Q1 2020

Shares 46,965 Value ($000) $3,377 Avg Close $67.97 Range $54.43 - $77.49

Q4 2019

Shares 6,600 Value ($000) $455 Avg Close $61.68 Range $57.11 - $66.68

Q3 2019

Shares 24,198 Value ($000) $1,691 Avg Close $62.89 Range $53.83 - $67.85

Q2 2019

Shares 62,646 Value ($000) $3,667 Avg Close $52.92 Range $50.50 - $55.87

Q1 2019

Shares 5,600 Value ($000) $323 Avg Close $50.06 Range $43.61 - $54.25

Q2 2017

Shares 15,022 Value ($000) $876 Avg Close $27.13 Range $25.92 - $28.94

Q1 2017

Shares 23,900 Value ($000) $1,423 Avg Close $26.37 Range $25.20 - $27.58

Q1 2016

Shares 25,666 Value ($000) $1,309 Avg Close $21.56 Range $19.99 - $23.21

Q2 2015

Shares 57,609 Value ($000) $2,580 Avg Close $19.41 Range $18.38 - $21.41

Q1 2015

Shares 6,541 Value ($000) $581 Avg Close $18.85 Range $17.24 - $20.22

Q1 2014

Shares 5,064 Value ($000) $380 Avg Close $16.03 Range $14.26 - $16.90

Q4 2013

Shares 34,811 Value ($000) $2,696 Avg Close $16.37 Range $14.69 - $17.44

Q2 2013

Shares 23,808 Value ($000) $1,408 Avg Close $11.84 Range $10.87 - $12.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	523,704	$36,376	$70.04	$64.13 - $76.49
Q3 2025	428,616	$29,780	$70.97	$63.29 - $77.29
Q1 2025	22,598	$1,832	$85.84	$77.36 - $96.05
Q4 2024	4,110	$366	$98.95	$86.42 - $113.62
Q1 2024	7,900	$653	$80.52	$66.82 - $89.81
Q3 2023	2,784	$238	$87.51	$81.83 - $93.97
Q2 2023	19,324	$1,803	$90.75	$82.22 - $98.29
Q1 2023	55,754	$5,558	$97.94	$87.83 - $108.44
Q3 2022	2,500	$219	$90.80	$83.36 - $99.84
Q2 2022	6,151	$563	$89.98	$77.49 - $106.96
Q3 2020	47,898	$3,450	$74.81	$66.26 - $79.56
Q2 2020	24,592	$1,990	$67.56	$57.66 - $76.48
Q1 2020	46,965	$3,377	$67.97	$54.43 - $77.49
Q4 2019	6,600	$455	$61.68	$57.11 - $66.68
Q3 2019	24,198	$1,691	$62.89	$53.83 - $67.85
Q2 2019	62,646	$3,667	$52.92	$50.50 - $55.87
Q1 2019	5,600	$323	$50.06	$43.61 - $54.25
Q2 2017	15,022	$876	$27.13	$25.92 - $28.94
Q1 2017	23,900	$1,423	$26.37	$25.20 - $27.58
Q1 2016	25,666	$1,309	$21.56	$19.99 - $23.21
Q2 2015	57,609	$2,580	$19.41	$18.38 - $21.41
Q1 2015	6,541	$581	$18.85	$17.24 - $20.22
Q1 2014	5,064	$380	$16.03	$14.26 - $16.90
Q4 2013	34,811	$2,696	$16.37	$14.69 - $17.44
Q2 2013	23,808	$1,408	$11.84	$10.87 - $12.92