Latest Period
Q2 2026
Security Snapshot
EXPONENT INC - Common Stock (EXPO) Institutional Ownership
CUSIP: 30214U102
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
340
Shares (Excl. Options)
46,437,153
Price
$58.76
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- Security type / class
- Equity / Common Stock
- Symbol
- EXPO on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 46,437,153
- Total 13F value
- $2,730,416,621
- Portfolio coverage rank
- 0%
- Share change
- -646,034
- Value change
- -$45,875,678
- Number of holders
- 340
- Shares outstanding
- 49,196,785
- SEC-reported price per share
- $65.85
- Insider filing price
- $65.85
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- EXPO - EXPONENT INC - Common Stock is tracked under CUSIP 30214U102.
- 340 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 361 to 340 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $3,076,524,373 to $2,730,416,621.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 340 institutions filings for Q2 2026.
Security key
30214U102
Latest holder period
Q2 2026
13F holders
340
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
EXPO full holder history
EXPONENT INC SEC filings
EXPONENT INC company facts
EXPONENT INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 30214U102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
EXPO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 7.9% | $258,882,829 | 3,886,546 | Kayne Anderson Rudnick Investment Management, LLC | 31 Mar 2026 | |||
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6.1% | $195,110,224 | 2,990,195 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| VANGUARD CAPITAL MANAGEMENT LLC | 5.2% | $168,755,488 | 2,586,291 | Vanguard Capital Management | 31 Mar 2026 | |||
| 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 Jun 2026, 340 institutional investors reported holding 46,437,153 shares of EXPONENT INC - Common Stock (EXPO). This represents 94% of the company’s total 49,196,785 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
71%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 13% | 6,184,950 | +1.9% | 0.01% | $363,427,646 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 8.1% | 3,995,684 | +2.8% | 0.73% | $234,786,416 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6.4% | 3,143,624 | +6.7% | 0.01% | $184,719,346 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.4% | 2,180,212 | -1.4% | 0% | $128,109,257 |
| STATE STREET CORP | 4% | 1,943,646 | +2.9% | 0% | $114,208,639 |
| GEODE CAPITAL MANAGEMENT, LLC | 3.6% | 1,748,031 | +6.1% | 0.01% | $102,726,594 |
| GENEVA CAPITAL MANAGEMENT LLC | 2.9% | 1,405,173 | -22% | 1.9% | $82,567,959 |
| ROYCE & ASSOCIATES LP | 2.7% | 1,323,097 | +16% | 0.63% | $77,745,180 |
| Conestoga Capital Advisors, LLC | 2.6% | 1,265,704 | -34% | 1.6% | $74,372,741 |
| MORGAN STANLEY | 2.5% | 1,214,003 | +13% | 0% | $71,334,926 |
| AQR CAPITAL MANAGEMENT LLC | 2.3% | 1,144,847 | +17% | 0.02% | $67,271,185 |
| FIRST TRUST ADVISORS LP | 2.2% | 1,083,370 | +12% | 0.04% | $63,658,823 |
| TWO SIGMA INVESTMENTS, LP | 2.1% | 1,033,426 | -6.2% | 0.05% | $60,724,112 |
| DIMENSIONAL FUND ADVISORS LP | 1.9% | 927,545 | +0.94% | 0.01% | $54,505,939 |
| NORGES BANK | 1.8% | 883,843 | 0.01% | $51,934,615 | |
| Resona Asset Management Co.,Ltd. | 1.5% | 754,256 | +9.1% | 0.21% | $44,525,119 |
| NORTHERN TRUST CORP | 1.3% | 648,042 | -2.4% | 0% | $38,078,949 |
| WELLS FARGO & COMPANY/MN | 1.2% | 567,909 | -7.3% | 0.01% | $33,370,316 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1.1% | 559,546 | +8.1% | 0.04% | $32,879,643 |
| Invesco Ltd. | 1.1% | 533,719 | -6.7% | 0% | $31,361,328 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1% | 527,020 | +0.57% | 0% | $30,967,695 |
| BANK OF AMERICA CORP /DE/ | 1% | 498,130 | -7.7% | 0% | $29,270,119 |
| JPMORGAN CHASE & CO | 0.98% | 481,260 | +79% | 0% | $28,861,951 |
| GOLDMAN SACHS GROUP INC | 0.91% | 446,274 | -43% | 0% | $26,223,072 |
| Bank of New York Mellon Corp | 0.85% | 415,958 | -8.6% | 0% | $24,441,711 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 46,437,153 | $2,730,416,621 | -$45,875,678 | $58.76 | 340 |
| 2026 Q1 | 47,133,821 | $3,076,524,373 | -$32,217,801 | $65.25 | 361 |
| 2025 Q4 | 47,395,680 | $3,292,789,210 | +$21,396,704 | $69.46 | 358 |
| 2025 Q3 | 47,134,807 | $3,275,018,561 | -$141,725,227 | $69.48 | 358 |
| 2025 Q2 | 48,947,044 | $3,656,495,154 | +$140,843,826 | $74.71 | 364 |
| 2025 Q1 | 46,938,157 | $3,805,201,688 | -$48,409,970 | $81.06 | 389 |
| 2024 Q4 | 47,424,091 | $4,226,068,020 | -$12,300,774 | $89.10 | 366 |
| 2024 Q3 | 47,312,533 | $5,452,484,237 | +$26,966,417 | $115.28 | 368 |
| 2024 Q2 | 46,957,567 | $4,466,661,319 | -$16,612,024 | $95.12 | 352 |
| 2024 Q1 | 46,829,755 | $3,875,872,836 | -$7,785,032 | $82.69 | 324 |
| 2023 Q4 | 46,464,028 | $4,090,805,490 | +$15,650,972 | $88.04 | 351 |
| 2023 Q3 | 46,248,445 | $3,958,973,594 | +$9,763,021 | $85.60 | 353 |
| 2023 Q2 | 45,821,114 | $4,276,553,328 | +$7,871,544 | $93.32 | 352 |
| 2023 Q1 | 45,677,482 | $4,553,555,716 | -$46,834,685 | $99.69 | 357 |
| 2022 Q4 | 46,398,422 | $4,598,139,488 | +$7,832,451 | $99.09 | 344 |
| 2022 Q3 | 46,719,062 | $4,097,037,351 | -$22,426,495 | $87.67 | 338 |
| 2022 Q2 | 46,892,120 | $4,289,213,766 | +$28,920,300 | $91.47 | 341 |
| 2022 Q1 | 46,881,129 | $5,064,181,149 | +$19,057,154 | $108.05 | 350 |
| 2021 Q4 | 46,627,453 | $5,440,337,252 | -$47,175,308 | $116.73 | 356 |
| 2021 Q3 | 46,948,826 | $5,311,332,346 | +$54,880,814 | $113.15 | 334 |
| 2021 Q2 | 46,032,665 | $4,105,734,715 | -$48,016,712 | $89.21 | 307 |
| 2021 Q1 | 46,626,652 | $4,543,098,942 | +$5,401,456 | $97.45 | 307 |
| 2020 Q4 | 46,602,638 | $4,195,632,940 | -$17,643,664 | $90.03 | 301 |
| 2020 Q3 | 47,234,948 | $3,402,448,367 | +$24,245,917 | $72.03 | 298 |
| 2020 Q2 | 46,846,159 | $3,789,778,317 | +$66,140,478 | $80.93 | 285 |