Chuck Royce's EXPO Position Overview
Chuck Royce (via Royce & Associates Lp) currently holds 652,109 shares of Exponent, Inc. (EXPO) worth $45.3 M, representing 0.46% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 51 quarters.
Based on 13F filings since 2013, Chuck Royce has maintained a long-term strategic position in EXPO, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2025, adding 276,889 shares. Largest reduction occurred in Q3 2013, reducing 602,800 shares.
Analysis based on 13F filings available since 2013 Q2
Chuck Royce's Exponent (EXPO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Exponent (EXPO) Trades by Chuck Royce
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +276,889 | Add 73.79% | 652,109 | $69.46 |
| Q3 2025 | +94,205 | Add 33.52% | 375,220 | $69.48 |
| Q2 2025 | +67,836 | Add 31.82% | 281,015 | $74.71 |
| Q1 2025 | +10,198 | Add 5.02% | 213,179 | $81.06 |
| Q4 2024 | +15,255 | Add 8.13% | 202,981 | $89.10 |
| Q3 2024 | -21,442 | Reduce 10.25% | 187,726 | $115.28 |
| Q2 2024 | -2,878 | Reduce 1.36% | 209,168 | $95.12 |
| Q1 2024 | +212,046 | New Buy | 212,046 | $82.69 |
| Q4 2023 | -41,400 | Sold Out | 0 | $0.00 |
| Q4 2022 | -45,000 | Reduce 52.08% | 41,400 | $99.09 |
| Q3 2022 | -3,095 | Reduce 3.46% | 86,400 | $87.67 |
| Q2 2022 | -1,902 | Reduce 2.08% | 89,495 | $91.47 |
| Q1 2022 | +533 | Add 0.59% | 91,397 | $108.05 |
| Q4 2021 | +4,464 | Add 5.17% | 90,864 | $116.73 |
| Q2 2021 | -9,600 | Reduce 10.00% | 86,400 | $89.21 |
| Q1 2021 | -74,566 | Reduce 43.72% | 96,000 | $97.45 |
| Q2 2020 | -25,150 | Reduce 12.85% | 170,566 | $80.93 |
| Q1 2020 | -1,691 | Reduce 0.86% | 195,716 | $71.91 |
| Q4 2019 | -92,344 | Reduce 31.87% | 197,407 | $69.01 |
| Q3 2019 | -28,818 | Reduce 9.05% | 289,751 | $69.90 |
| Q2 2019 | -1,223 | Reduce 0.38% | 318,569 | $58.54 |
| Q1 2019 | -45,712 | Reduce 12.51% | 319,792 | $57.72 |
| Q4 2018 | +47,214 | Add 14.83% | 365,504 | $50.71 |
| Q3 2018 | -21,394 | Reduce 6.30% | 318,290 | $53.60 |
| Q2 2018 | -4,488 | Reduce 1.30% | 339,684 | $48.30 |
| Q1 2018 | -26,834 | Reduce 7.23% | 344,172 | $39.33 |
| Q4 2017 | -84,604 | Reduce 18.57% | 371,006 | $35.55 |
| Q3 2017 | -64,450 | Reduce 12.39% | 455,610 | $36.95 |
| Q2 2017 | -45,600 | Reduce 8.06% | 520,060 | $29.15 |
| Q1 2017 | -21,200 | Reduce 3.61% | 565,660 | $29.78 |
| Q4 2016 | -320,880 | Reduce 35.35% | 586,860 | $30.15 |
| Q3 2016 | -30,000 | Reduce 3.20% | 907,740 | $25.53 |
| Q2 2016 | -70,928 | Reduce 7.03% | 937,740 | $29.21 |
| Q1 2016 | -106,350 | Reduce 9.54% | 1.01 M | $25.50 |
| Q4 2015 | -253,400 | Reduce 18.52% | 1.12 M | $24.98 |
| Q3 2015 | -46,250 | Reduce 3.27% | 1.37 M | $22.28 |
| Q2 2015 | -45,244 | Reduce 3.10% | 1.41 M | $22.39 |
| Q1 2015 | -128,356 | Reduce 8.08% | 1.46 M | $22.23 |
| Q4 2014 | -74,400 | Reduce 4.47% | 1.59 M | $20.62 |
| Q3 2014 | -105,860 | Reduce 5.99% | 1.66 M | $17.72 |
| Q2 2014 | +42,400 | Add 2.46% | 1.77 M | $18.53 |
| Q1 2014 | +51,200 | Add 3.06% | 1.73 M | $18.77 |
| Q4 2013 | -205,740 | Reduce 10.94% | 1.67 M | $19.36 |
| Q3 2013 | -602,800 | Reduce 24.27% | 1.88 M | $17.96 |
| Q2 2013 | +2.48 M | Add 0.00% | 2.48 M | $14.78 |
Chuck Royce's Exponent Investment FAQs
Chuck Royce first purchased Exponent, Inc. (EXPO) in Q2 2013, acquiring 2,483,468 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Chuck Royce has held Exponent, Inc. (EXPO) for 51 quarters since Q2 2013.
Chuck Royce's largest addition to Exponent, Inc. (EXPO) was in Q2 2013, adding 2,483,468 shares worth $36.7 M.
According to the latest 13F filing for Q4 2025, Chuck Royce's firm, Royce & Associates Lp, owns 652,109 shares of Exponent, Inc. (EXPO), valued at approximately $45.3 M.
As of the Q4 2025 filing, Exponent, Inc. (EXPO) represents approximately 0.46% of Chuck Royce's publicly disclosed stock portfolio, making it one of their key holdings.
Chuck Royce's peak holding in Exponent, Inc. (EXPO) was 2,483,468 shares, as reported at the end of Q2 2013.