Exponent Inc

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Exponent Inc
TickerEXPO
CIK #0000851520
CUSIP30214U102
SectorTrade & Services - Services-Management Consulting Services
AddressExponent Inc 149 Commonwealth Drive, Menlo Park, CA 94025
Source [EDGAR]
CIK Filing 2011 - 2026
[0000851520] 10-K
[0000851520] 10-Q
[0000851520] 3
[0000851520] 4
[0000851520] 5
[0000851520] 8-K
[0000851520] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vanguard Portfolio Management LLC Exponent Inc [2026-04-29] 0.0
Vanguard Capital Management LLC Exponent Inc [2026-04-29] 0.0
Kayne Anderson Rudnick Investment Management LLC Exponent Inc [2022-02-11] 5.26
BlackRock Inc Exponent Inc [2021-01-25] 15.5
Conestoga Capital Advisors LLC Exponent Inc [2020-01-17] 5.03
Vanguard Group Inc Exponent Inc [2012-02-09] 5.5
Form 3/4/5 Filer 2011 - 2026
Exponent Inc
Corrigan Catherine
Johnston Paul R
Richardson Karen A
Zumwalt Debra
Lindstrom Carol
Brown George H
James Bradley A
Reiss Richard
Sala Joseph
Rakow Joseph
Anderson Eric R
Pye John
Schlenker Richard L Jr
Reitman Maureen T F
Kundert Brian
Guyer Eric
Shepard Sally
Murray Steven J
Shoven John B
Kytomaa Harri
Doyle John Joseph
Haddad Robert
Osteraas John
Gaulke Michael R
Riggins Stephen C
Boehm Paul
Caligiuri Robert D
Malladi Subbaiah V
Anderson Elizabeth L
Armacost Samuel H
Cranston Mary B
Moalli John E
Denend Leslie G
Lange Robert C
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
James Bradley A
Restricted Stock Units · derivative
2026-03-13 Grant 4,454
Pye John
Restricted Stock Units · derivative
2026-03-13 Grant 5,938
Sala Joseph
Restricted Stock Units · derivative
2026-03-13 Grant 9,798
Reitman Maureen T F
Restricted Stock Units · derivative
2026-03-13 Grant 9,500
Rakow Joseph
Restricted Stock Units · derivative
2026-03-13 Grant 10,688
Corrigan Catherine
Restricted Stock Units · derivative
2026-03-13 Grant 17,814
Schlenker Richard L Jr
Restricted Stock Units · derivative
2026-03-13 Grant 10,688
Reiss Richard
Restricted Stock Units · derivative
2026-03-13 Grant 2,970
Kundert Brian
Restricted Stock Units · derivative
2026-03-13 Grant 3,564
Pye John
Restricted Stock Units · derivative
2026-03-11 Option exercise 5,934
Schlenker Richard L Jr
Restricted Stock Units · derivative
2026-03-11 Option exercise 7,630
Pye John
Common Stock
2026-03-11 Option exercise 5,934
Corrigan Catherine
Common Stock
2026-03-11 Option exercise 12,716
James Bradley A
Restricted Stock Units · derivative
2026-03-11 Option exercise 4,664
Sala Joseph
Common Stock
2026-03-11 Option exercise 3,180
James Bradley A
Common Stock
2026-03-11 Tax withheld 1,559 $70.03 109,177
Rakow Joseph
Common Stock
2026-03-11 Option exercise 5,298
Rakow Joseph
Common Stock
2026-03-11 Tax withheld 2,353 $70.03 164,781
Rakow Joseph
Restricted Stock Units · derivative
2026-03-11 Option exercise 5,298
Reiss Richard
Common Stock
2026-03-11 Tax withheld 958 $70.03 67,089
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 360 46,834,209
2025-12-31 360 47,209,607
2025-09-30 361 47,103,811
2025-06-30 368 48,839,970
2025-03-31 393 46,887,668
2024-12-31 369 46,532,272
2024-09-30 373 46,902,746
2024-06-30 355 46,349,796
2024-03-31 328 48,108,115
2023-12-31 354 46,390,663
2023-09-30 354 43,869,134
2023-06-30 356 43,984,810
Form 13F Holdings
Firm Period DFND Voting Shares
Riverbridge Partners LLC [2026-06-30] SOLE 297,008 359,934
Roffman Miller Associates Inc /PA/ [2026-06-30] SOLE 280,267 280,267
Fenimore Asset Management Inc [2026-06-30] SOLE 264,577 264,577
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 45,639 45,639
Assenagon Asset Management SA [2026-06-30] SOLE 39,342 39,342
Louisiana State Employees Retirement System [2026-06-30] SOLE 14,500 14,500
Yousif Capital Management LLC [2026-06-30] SOLE 4,171 13,689
Pinestone Asset Management Inc [2026-06-30] SOLE 11,794 11,794
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 11,614 11,614
Mitchell & PAHL Private Wealth LLC [2026-06-30] SOLE 10,184 10,184
Alaska Retirement Management Board [2026-06-30] SOLE 7,614 7,614
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 160 7,498
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 7,345
Certified Advisory Corp [2026-06-30] SOLE 0 3,700
Crossmark Global Holdings Inc [2026-06-30] SOLE 3,604 3,604
Merit Financial Group LLC [2026-06-30] SOLE 0 2,528
Gamma Investing LLC [2026-06-30] DFND 2,509 2,509
Hilltop National Bank [2026-06-30] DFND 2,158 2,158
Curated Wealth Partners LLC [2026-06-30] OTR 0 1,115
Versant Capital Management Inc [2026-06-30] SOLE 894 894
Merit Financial Group LLC [2026-06-30] OTR 0 881
Farther Finance Advisors LLC [2026-06-30] SOLE 0 703
HM Payson & Co [2026-06-30] SOLE 0 589
Harbor Investment Advisory LLC [2026-06-30] SOLE 260 260
Entrust Financial LLC [2026-06-30] SOLE 0 198
True Wealth Design LLC [2026-06-30] SOLE 0 110
Corecap Advisors LLC [2026-06-30] SOLE 0 101
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 94 94
IFP Advisors LLC [2026-06-30] SOLE 67 67
Wolff Wiese Magana LLC [2026-06-30] SOLE 53 53
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