EXPONENT INC

Ticker: EXPO CUSIP: 30214U102 Class: Common Stock

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2025

Shares 17,535 Value ($000) $1 Avg Close $70.04 Range $64.13 - $76.49

Q3 2025

Shares 16,860 Value ($000) $1 Avg Close $70.97 Range $63.29 - $77.29

Q2 2025

Shares 17,033 Value ($000) $1 Avg Close $76.63 Range $71.84 - $82.91

Q1 2025

Shares 26,778 Value ($000) $2 Avg Close $85.84 Range $77.36 - $96.05

Q2 2024

Shares 2,176 Value ($000) $0 Avg Close $88.07 Range $75.45 - $100.26

Q4 2023

Shares 5,223 Value ($000) $0 Avg Close $79.51 Range $62.65 - $88.86

Q2 2023

Shares 20,759 Value ($000) $2 Avg Close $90.75 Range $82.22 - $98.29

Q1 2023

Shares 16,877 Value ($000) $2 Avg Close $97.94 Range $87.83 - $108.44

Q3 2022

Shares 19,556 Value ($000) $1,714 Avg Close $90.80 Range $83.36 - $99.84

Q2 2022

Shares 17,518 Value ($000) $1,602 Avg Close $89.98 Range $77.49 - $106.96

Q1 2022

Shares 18,132 Value ($000) $1,959 Avg Close $91.89 Range $79.49 - $113.24

Q4 2021

Shares 16,748 Value ($000) $1,955 Avg Close $111.77 Range $104.67 - $121.29

Q3 2021

Shares 10,803 Value ($000) $1,222 Avg Close $102.37 Range $83.04 - $114.43

Q2 2021

Shares 24,322 Value ($000) $2,170 Avg Close $88.68 Range $81.59 - $96.96

Q1 2021

Shares 2,743 Value ($000) $267 Avg Close $88.68 Range $77.59 - $95.36

Q3 2020

Shares 3,174 Value ($000) $229 Avg Close $74.81 Range $66.26 - $79.56

Q1 2020

Shares 9,825 Value ($000) $707 Avg Close $67.97 Range $54.43 - $77.49

Q3 2019

Shares 3,200 Value ($000) $224 Avg Close $62.89 Range $53.83 - $67.85

Q2 2019

Shares 14,738 Value ($000) $863 Avg Close $52.92 Range $50.50 - $55.87

Q1 2019

Shares 20,682 Value ($000) $1,194 Avg Close $50.06 Range $43.61 - $54.25

Q4 2018

Shares 23,100 Value ($000) $1,171 Avg Close $46.35 Range $41.04 - $50.11

Q3 2018

Shares 27,340 Value ($000) $1,465 Avg Close $47.22 Range $43.99 - $50.40

Q2 2018

Shares 23,200 Value ($000) $1,121 Avg Close $42.16 Range $35.08 - $48.38

Q1 2018

Shares 14,284 Value ($000) $1,123 Avg Close $34.66 Range $31.96 - $37.28

Q4 2017

Shares 4,442 Value ($000) $316 Avg Close $33.56 Range $31.78 - $35.23

Q3 2017

Shares 3,010 Value ($000) $222 Avg Close $30.10 Range $25.97 - $34.44

Q2 2017

Shares 5,287 Value ($000) $308 Avg Close $27.13 Range $25.92 - $28.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,535	$1	$70.04	$64.13 - $76.49
Q3 2025	16,860	$1	$70.97	$63.29 - $77.29
Q2 2025	17,033	$1	$76.63	$71.84 - $82.91
Q1 2025	26,778	$2	$85.84	$77.36 - $96.05
Q2 2024	2,176	$0	$88.07	$75.45 - $100.26
Q4 2023	5,223	$0	$79.51	$62.65 - $88.86
Q2 2023	20,759	$2	$90.75	$82.22 - $98.29
Q1 2023	16,877	$2	$97.94	$87.83 - $108.44
Q3 2022	19,556	$1,714	$90.80	$83.36 - $99.84
Q2 2022	17,518	$1,602	$89.98	$77.49 - $106.96
Q1 2022	18,132	$1,959	$91.89	$79.49 - $113.24
Q4 2021	16,748	$1,955	$111.77	$104.67 - $121.29
Q3 2021	10,803	$1,222	$102.37	$83.04 - $114.43
Q2 2021	24,322	$2,170	$88.68	$81.59 - $96.96
Q1 2021	2,743	$267	$88.68	$77.59 - $95.36
Q3 2020	3,174	$229	$74.81	$66.26 - $79.56
Q1 2020	9,825	$707	$67.97	$54.43 - $77.49
Q3 2019	3,200	$224	$62.89	$53.83 - $67.85
Q2 2019	14,738	$863	$52.92	$50.50 - $55.87
Q1 2019	20,682	$1,194	$50.06	$43.61 - $54.25
Q4 2018	23,100	$1,171	$46.35	$41.04 - $50.11
Q3 2018	27,340	$1,465	$47.22	$43.99 - $50.40
Q2 2018	23,200	$1,121	$42.16	$35.08 - $48.38
Q1 2018	14,284	$1,123	$34.66	$31.96 - $37.28
Q4 2017	4,442	$316	$33.56	$31.78 - $35.23
Q3 2017	3,010	$222	$30.10	$25.97 - $34.44
Q2 2017	5,287	$308	$27.13	$25.92 - $28.94