EXPONENT INC - Common Stock (EXPO)

Historical Holders from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
EXPO on Nasdaq
Shares outstanding
49,925,771
Price per share
$69.46
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
47,132,246
Total reported value
$3,275,059,683
% of total 13F portfolios
0%
Share change
-1,904,847
Value change
-$143,221,889
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
352
Price from insider filings
$25.40
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of EXPONENT INC - Common Stock (EXPO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Conestoga Capital Advisors, LLC 5.1% -14% $175,473,413 -$31,414,140 2,526,244 -15% Conestoga Capital Advisors 31 Dec 2025
As of 30 Sep 2025, EXPONENT INC - Common Stock (EXPO) has 352 institutional shareholders filing 13F forms. They hold 47,132,246 shares. of 49,925,771 outstanding shares (94%) .

Top 25 institutional shareholders own 71% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
BlackRock, Inc. 12% 6,068,636 -0.13% 0.01% $421,648,862
VANGUARD GROUP INC 11% 5,250,753 -1.3% 0.01% $364,822,319
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 9% 4,489,747 -6.3% 0.76% $311,947,673
Conestoga Capital Advisors, LLC 4.7% 2,361,196 -13% 2.6% $164,055,867
GENEVA CAPITAL MANAGEMENT LLC 3.7% 1,858,685 -1% 2.2% $129,141,465
STATE STREET CORP 3.7% 1,857,444 -0.62% 0% $129,055,209
GEODE CAPITAL MANAGEMENT, LLC 3.2% 1,593,286 -0.27% 0.01% $110,711,681
NEUBERGER BERMAN GROUP LLC 3.1% 1,563,190 -2.7% 0.08% $108,610,447
MORGAN STANLEY 2.2% 1,114,345 +8.4% 0% $77,424,822
DIMENSIONAL FUND ADVISORS LP 1.8% 895,961 -1.2% 0.01% $62,251,055
NORTHERN TRUST CORP 1.5% 733,354 +0.64% 0.01% $50,953,435
WELLS FARGO & COMPANY/MN 1.4% 708,784 -3.5% 0.01% $49,246,299
Resona Asset Management Co.,Ltd. 1.4% 705,278 +18% 0.23% $48,980,433
BANK OF AMERICA CORP /DE/ 1.3% 624,280 -3.3% 0% $43,374,982
FIRST TRUST ADVISORS LP 1.2% 580,134 +136% 0.03% $40,307,709
Invesco Ltd. 1.1% 566,438 +2.1% 0.01% $39,356,113
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.1% 529,444 +0.9% 0.01% $36,785,769
RAYMOND JAMES FINANCIAL INC 1% 515,515 -1.5% 0.01% $35,817,979
BAMCO INC /NY/ 1% 502,449 +0.24% 0.09% $34,910,157
RIVERBRIDGE PARTNERS LLC 0.97% 483,015 -7.7% 0.57% $33,559,849
JPMORGAN CHASE & CO 0.96% 480,624 -25% 0% $33,393,804
Point72 Asset Management, L.P. 0.94% 471,025 0.07% $32,726,831
TWO SIGMA INVESTMENTS, LP 0.86% 428,616 0.05% $29,780,240
Bank of New York Mellon Corp 0.82% 411,167 -1.2% 0.01% $28,567,852
ENVESTNET ASSET MANAGEMENT INC 0.81% 404,459 -4.8% 0.01% $28,101,790

Institutional Holders of EXPONENT INC - Common Stock (EXPO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (% of par) Investors
2025 Q4 168,049 $11,708,034 +$3,055,359 6,946.02% 11
2025 Q3 47,132,246 $3,275,059,683 -$143,221,889 6,948% 352
2025 Q2 48,947,144 $3,656,510,395 +$140,847,178 7,471% 365
2025 Q1 46,932,197 $3,804,718,808 -$48,508,912 8,106% 387
2024 Q4 47,410,858 $4,224,893,821 +$40,273,859 8,910% 362
2024 Q3 46,709,650 $5,382,984,338 -$29,729,179 11,528% 364
2024 Q2 46,537,421 $4,426,655,429 +$40,726,321 9,512% 348
2024 Q1 46,242,136 $3,827,282,998 -$49,592,302 8,269% 319
2023 Q4 2,666,674 $234,774,004 +$4,215,266 8,804% 3
2023 Q3 45,705,650 $3,912,509,878 +$13,915,497 8,560% 348
2023 Q2 45,264,774 $4,224,635,368 -$42,707,472 9,332% 348
2023 Q1 45,630,160 $4,548,838,339 -$47,707,375 9,969% 353
2022 Q4 45,770,991 $4,535,972,252 +$24,880,518 9,909% 340
2022 Q3 46,311,136 $4,061,274,407 -$2,481,955 8,767.05% 332
2022 Q2 45,877,860 $4,179,455,929 +$8,988,707 9,146.93% 333
2022 Q1 46,151,947 $4,985,394,046 -$5,361,092 10,805% 341
2021 Q4 43,171,752 $5,039,456,893 -$22,189,534 11,673% 350
2021 Q3 43,531,200 $4,926,403,541 +$31,285,885 11,314.99% 332
2021 Q2 46,582,321 $4,165,660,832 +$934,305 8,920.99% 311
2021 Q1 46,565,063 $4,536,633,629 +$2,229,797 9,744.96% 304
2020 Q4 46,365,068 $4,174,242,920 -$19,896,368 9,002.98% 296
2020 Q3 47,010,604 $3,386,288,869 +$24,330,105 7,202.97% 294
2020 Q2 46,633,765 $3,772,590,088 +$59,983,174 8,092.96% 283
2020 Q1 45,988,245 $3,306,935,104 -$78,921,173 7,190.95% 267
2019 Q4 45,911,184 $3,169,040,500 -$16,238,935 6,901.01% 262
2019 Q3 46,311,975 $3,236,553,390 +$21,817,993 6,990% 269
2019 Q2 46,256,254 $2,708,088,144 +$56,272,015 5,854% 258
2019 Q1 46,448,089 $2,680,873,510 -$1,769,349 5,771.96% 259
2018 Q4 46,533,299 $2,359,184,210 +$6,292,757 5,070.96% 242
2018 Q3 46,299,416 $2,481,039,737 -$17,626,708 5,359.96% 223
2018 Q2 46,655,588 $2,253,722,204 +$1,157,144,155 4,830% 208
2018 Q1 22,865,235 $1,798,607,277 -$29,240 7,865.01% 201
2017 Q4 22,876,753 $1,626,689,730 -$17,892,518 7,109.98% 199
2017 Q3 23,068,966 $1,704,748,148 +$15,148,821 7,390% 181
2017 Q2 22,667,880 $1,321,435,460 -$21,674,617 5,829.97% 177
2017 Q1 23,310,301 $1,387,978,533 +$140,197,265 5,955% 171
2016 Q4 23,800,525 $1,435,016,514 -$24,598,881 6,029.98% 173
2016 Q3 24,245,925 $1,237,493,757 +$21,524,086 5,105.98% 155
2016 Q2 23,366,429 $1,364,628,888 +$35,254,435 5,840.97% 155
2016 Q1 23,138,467 $1,179,914,149 -$30,344,468 5,100.86% 160
2015 Q4 23,515,312 $1,174,608,216 -$20,522,961 4,995.01% 155
2015 Q3 23,473,971 $1,045,993,723 +$25,061,664 4,455.98% 145
2015 Q2 22,624,132 $1,013,071,386 +$500,705,805 4,478% 149
2015 Q1 11,322,564 $1,006,238,950 -$9,177,961 8,889.95% 141
2014 Q4 11,561,346 $953,810,885 -$9,330,027 8,249.99% 141
2014 Q3 11,676,677 $829,151,703 -$4,075,040 7,088% 139
2014 Q2 11,749,028 $870,708,701 +$7,199,055 7,410.91% 136
2014 Q1 11,653,590 $874,527,592 +$24,232,356 7,505.98% 137