ExponentEXPO
13F holders, Q1 2026 (March 31)362holders +5
49new positions
44sold out
8famous investors
$65.27avg. 13F price*
At the end of Q1 2026, 362 institutions reported holding Exponent Inc. (EXPO) in their 13F filings, up 5 from Q4 2025. 49 opened new positions and 44 sold out. The largest holders were BlackRock, Inc. ($396.0M), Kayne Anderson Rudnick Investment Management LLC ($253.6M) and Vanguard Portfolio Management LLC ($192.3M). 8 famous investors held it, including Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Exponent Inc.
- CUSIP
- 30214U102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 49 | $28.4M |
| Exits | 44 | $68.4M |
All 13F filers, Q4 2025 → Q1 2026: 4,796,243 shares bought and 4,032,046 shares sold, net +764,197 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 362 holders
| BlackRock, Inc. | 0.01% | Reduce -1.6% | 6,068,812 | $396.0M |
| Kayne Anderson Rudnick Investment Management LLC | 0.74% | Reduce -6.2% | 3,886,308 | $253.6M |
| Vanguard Portfolio Management LLC | 0.01% | — | 2,946,756 | $192.3M |
| Vanguard Capital Management LLC | 0.00% | — | 2,210,650 | $144.2M |
| Conestoga Capital Advisors, LLC | 2.48% | Reduce -20.3% | 1,906,505 | $124.4M |
| State Street Corp. | 0.00% | Add +1.8% | 1,889,536 | $123.3M |
| Geneva Capital Management LLC | 2.49% | Add +3.9% | 1,795,507 | $117.2M |
| Geode Capital Management, LLC | 0.01% | Add +3.6% | 1,647,614 | $107.5M |
| Royce & Associates LP | 0.74% | Add +75.6% | 1,144,873 | $74.7M |
| Two Sigma Investments, LP | 0.06% | Add +110.3% | 1,101,306 | $71.9M |
| Morgan Stanley | 0.00% | Reduce -7.1% | 1,072,008 | $69.9M |
| AQR Capital Management | 0.03% | Add +79.2% | 981,274 | $64.0M |
| First Trust Advisors LP | 0.04% | Add +7.4% | 964,814 | $63.0M |
| Dimensional Fund Advisors LP | 0.01% | Add +2.3% | 918,885 | $60.0M |
| Goldman Sachs Group Inc. | 0.01% | Add +63.2% | 778,596 | $50.8M |
| Neuberger Berman Group LLC | 0.04% | Reduce -51.0% | 724,076 | $47.2M |
| Resona Asset Management Co.,Ltd. | 0.22% | Add +3.5% | 691,256 | $45.1M |
| Northern Trust Corp. | 0.01% | Reduce -10.3% | 663,765 | $43.3M |
| Wells Fargo & Company | 0.01% | Add +2.0% | 612,893 | $40.0M |
| Invesco Ltd. | 0.00% | Reduce -1.6% | 572,262 | $37.3M |
| Bank of America Corp. | 0.00% | Add +0.5% | 539,793 | $35.2M |
| Riverbridge Partners LLC | 0.85% | Reduce -3.8% | 533,119 | $34.8M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +1.5% | 524,052 | $34.2M |
| Millennium Management | 0.03% | Add +106.3% | 520,151 | $33.9M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.05% | Add +40.3% | 517,610 | $33.8M |
| Baron Capital (BAMCO) | 0.10% | Add +5.5% | 496,733 | $32.4M |
| Bank of New York Mellon Corp | 0.01% | Reduce -1.5% | 454,923 | $29.7M |
| Raymond James Financial Inc. | 0.01% | Add +2.5% | 402,267 | $26.2M |
| Deutsche Bank AG | 0.01% | Add +748.0% | 365,985 | $23.9M |
| UBS Group AG | 0.00% | Add +102.8% | 357,710 | $23.3M |
| Vanguard Fiduciary Trust Co. | 0.01% | — | 346,626 | $22.6M |
| Envestnet Asset Management Inc. | 0.01% | Add +24.8% | 325,706 | $21.3M |
| Roffman Miller Associates Inc. | 1.09% | Reduce -2.3% | 289,108 | $18.9M |
| Fifth Third Bancorp | 0.03% | Add +4466.2% | 280,639 | $18.3M |
| Voloridge Investment Management, LLC | 0.07% | Add +42.5% | 272,963 | $17.8M |
| JPMorgan Chase & Co. | 0.00% | Reduce -27.1% | 268,588 | $17.5M |
| Fenimore Asset Management Inc | 0.38% | Reduce -2.9% | 259,140 | $16.9M |
| Sei Investments Co. | 0.01% | Add +15.6% | 226,271 | $14.8M |
| EULAV Asset Management | 0.47% | Reduce -14.9% | 223,100 | $14.6M |
| Nuveen, LLC | 0.00% | Add +0.9% | 221,632 | $14.5M |
| Jane Street Group, LLC | 0.01% | Add +66.7% | 209,953 | $13.7M |
| Barclays PLC | 0.00% | Add +1.1% | 199,229 | $13.0M |
| D. E. Shaw & Co. | 0.01% | Reduce -6.6% | 192,096 | $12.5M |
| Montanaro Asset Management Ltd | 3.74% | Add +59.2% | 191,800 | $12.5M |
| Royal Bank of Canada | 0.00% | Reduce -14.4% | 178,964 | $11.7M |
| Principal Financial Group Inc. | 0.01% | Add +18.5% | 177,308 | $11.6M |
| Public Employees Retirement Association of Colorado | 0.04% | No change | 173,372 | $11.3M |
| BLI - Banque de Luxembourg Investments | 0.34% | No change | 162,649 | $11.2M |
| Rhumbline Advisers | 0.01% | Add +1.8% | 158,247 | $10.3M |
| Trexquant Investment LP | 0.07% | Add +73.0% | 152,663 | $10.0M |
| Canada Pension Plan Investment Board | 0.01% | Reduce -10.8% | 150,500 | $9.8M |
| Algert Global LLC | 0.15% | Add +4.0% | 149,230 | $9.7M |
| BNP Paribas Financial Markets | 0.01% | Reduce -9.4% | 141,500 | $9.2M |
| Ameriprise Financial Inc. | 0.00% | Reduce -30.9% | 124,850 | $8.1M |
| DF Dent & Co. Inc. | 0.14% | Reduce -3.6% | 114,920 | $7.5M |
| Alps Advisors Inc. | 0.03% | Reduce -4.6% | 107,655 | $7.0M |
| Teacher Retirement System of Texas | 0.03% | Reduce -3.0% | 105,353 | $6.9M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -24.0% | 104,358 | $6.8M |
| Capital Fund Management S.A. | 0.06% | Add +23.1% | 103,643 | $6.8M |
| Mutual of America Capital Management LLC | 0.08% | Add +35.6% | 103,277 | $6.7M |
| Swiss National Bank | 0.00% | Reduce -1.0% | 98,600 | $6.4M |
| Stifel Financial Corp. | 0.01% | Add +2.8% | 98,172 | $6.4M |
| Alliancebernstein L.P. | 0.00% | Reduce -7.5% | 91,178 | $6.3M |
| ProShare Advisors LLC | 0.01% | Add +3.6% | 95,474 | $6.2M |
| Nicholas Company, Inc. | 0.12% | Reduce -0.4% | 90,820 | $5.9M |
| Retirement Systems of Alabama | 0.02% | Add +1.4% | 90,759 | $5.9M |
| Renaissance Technologies | 0.01% | New | 88,000 | $5.7M |
| California Public Employees Retirement System | 0.00% | Reduce -3.6% | 84,317 | $5.5M |
| Granite Investment Partners, LLC | 0.31% | Reduce -63.0% | 76,194 | $5.0M |
| Man Group plc | 0.01% | Reduce -36.2% | 76,001 | $5.0M |
| Qube Research & Technologies Ltd | 0.01% | Add +39.0% | 75,887 | $5.0M |
| American Century Companies Inc. | 0.00% | Add +72.3% | 73,573 | $4.8M |
| Legal & General Group Plc | 0.00% | Reduce -11.7% | 71,139 | $4.6M |
| Vest Financial, LLC | 0.05% | Add +10.0% | 68,563 | $4.5M |
| Creative Planning | 0.00% | Reduce -23.0% | 66,300 | $4.3M |
| LRT Capital Management, LLC | 3.71% | New | 60,882 | $4.0M |
| California State Teachers Retirement System | 0.00% | Add +26.5% | 60,432 | $3.9M |
| LPL Financial LLC | 0.00% | Reduce -4.1% | 58,082 | $3.8M |
| T. Rowe Price Associates Inc. | 0.00% | Add +21.5% | 57,739 | $3.8M |
| Holocene Advisors, LP | 0.01% | Add +75.5% | 54,055 | $3.5M |
| XTX Topco Ltd | 0.06% | Add +804.6% | 52,687 | $3.4M |
| Victory Capital Management Inc. | 0.00% | Add +6.3% | 51,086 | $3.3M |
| MetLife Investment Management, LLC | 0.02% | Reduce -2.1% | 50,790 | $3.3M |
| HRT Financial LP | 0.01% | Add +30.2% | 49,705 | $3.2M |
| Harbor Capital Advisors, Inc. | 0.25% | Add +51777.8% | 46,690 | $3.0M |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -6.1% | 45,371 | $3.0M |
| Bridge City Capital, LLC | 0.75% | Reduce -0.3% | 41,292 | $2.7M |
| Los Angeles Capital Management LLC | 0.01% | Add +15701.5% | 41,084 | $2.7M |
| VANGUARD ASSET MANAGEMENT, Ltd | 0.00% | — | 39,709 | $2.6M |
| Janney Montgomery Scott LLC | 0.01% | Add +5.0% | 38,791 | $2.5M |
| New York State Teachers Retirement System | 0.01% | Reduce -4.0% | 38,392 | $2.5M |
| Cetera Investment Advisers | 0.00% | Add +16.4% | 37,156 | $2.4M |
| Cerity Partners LLC | 0.00% | Add +40.7% | 36,883 | $2.4M |
| Citadel Advisors | 0.00% | Reduce -84.5% | 36,817 | $2.4M |
| Quantinno Capital Management LP | 0.00% | Add +114.3% | 36,614 | $2.4M |
| Numerai GP LLC | 0.24% | Add +378.8% | 36,123 | $2.4M |
| SG Americas Securities, LLC | 0.00% | Reduce -6.1% | 34,365 | $2.2M |
| Vestmark Advisory Solutions, Inc. | 0.02% | Add +14.1% | 33,602 | $2.2M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +2.3% | 32,095 | $2.1M |
| Schroder Investment Management Group | 0.00% | New | 31,682 | $2.1M |
"% of holder's portfolio" is EXPO's weight in each manager's 13F, not the share of Exponent Inc. the manager owns.