EXPO: Exponent Inc insider trading, 5% holders and institutional ownership

From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.

Insider trading

0 open-market buys totaling - and 0 sales totaling - in the last 180 days.

Institutional ownership (Q2 2026)

342 institutions reported holding $2.71B of Exponent Inc on Form 13F (362 the quarter before). 37 opened a new position and 58 sold out. Shares held by institutions: -1%.

Largest holdersSharesValue
BlackRock, Inc.6,184,950$363.43M
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC3,995,684$234.79M
VANGUARD PORTFOLIO MANAGEMENT LLC3,143,624$184.72M
VANGUARD CAPITAL MANAGEMENT LLC2,180,212$128.11M
STATE STREET CORP1,943,646$114.21M
GEODE CAPITAL MANAGEMENT, LLC1,748,031$102.73M
GENEVA CAPITAL MANAGEMENT LLC1,405,173$82.57M
ROYCE & ASSOCIATES LP1,323,097$77.75M
Conestoga Capital Advisors, LLC1,265,704$74.37M
MORGAN STANLEY1,214,003$71.33M

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