Paul R. Johnston

Companies

• ExponentBoard member Feb 11, 2010 to now¹
• ExponentChair Mar 15, 2019 to Mar 18, 2019²
• ExponentChief executive officer Feb 11, 2010 to Feb 11, 2019¹
• ExponentPresident Feb 7, 2008 to Jul 18, 2016³
• ExponentChief operating officer Feb 10, 2006 to Oct 28, 2009⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Exponent EXPO62,940 shares⁵$4.6M at $72.84Jun 3, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jun 3, 2026Exercised options 2,009 shares of Exponent⁵
• Jun 4, 2025Exercised options 1,525 shares of Exponent⁶
• Nov 21, 2024Sold 5,700 shares at $95.41 of Exponent⁷
• Nov 21, 2024Exercised options 5,700 shares at $37.45 of Exponent⁷
• Nov 20, 2024Sold 1,300 shares at $95.03 of Exponent⁸
• Nov 20, 2024Exercised options 1,300 shares at $37.45 of Exponent⁸
• Nov 15, 2024Sold 7,000 shares at $98.32 of Exponent⁹
• Nov 15, 2024Exercised options 7,000 shares at $37.45 of Exponent⁹
• Nov 13, 2024Gift 21,336 shares of Exponent¹⁰
• Nov 12, 2024Sold 7,000 shares at $103.83 of Exponent¹¹
• Nov 12, 2024Exercised options 7,000 shares at $37.45 of Exponent¹¹
• Nov 7, 2024Sold 7,000 shares at $103.65 of Exponent¹²
• Nov 7, 2024Exercised options 7,000 shares at $37.45 of Exponent¹²
• Nov 6, 2024Sold 2,670 shares at $104.60 of Exponent¹³
• Nov 6, 2024Exercised options 2,670 shares at $37.45 of Exponent¹³
• Nov 6, 2024Sold 11,330 shares at $104.60 of Exponent¹³
• Nov 6, 2024Exercised options 11,330 shares at $37.45 of Exponent¹³
• Jun 20, 2024Sold 7,000 shares at $95.34 of Exponent¹⁴
• Jun 20, 2024Exercised options 7,000 shares at $29.05 of Exponent¹⁴
• Jun 17, 2024Sold 7,000 shares at $95.50 of Exponent¹⁵
• Jun 17, 2024Exercised options 7,000 shares at $29.05 of Exponent¹⁵
• Jun 12, 2024Sold 7,000 shares at $95.83 of Exponent¹⁶
• Jun 12, 2024Exercised options 7,000 shares at $29.05 of Exponent¹⁶
• Jun 7, 2024Sold 7,000 shares at $93.40 of Exponent¹⁷
• Jun 7, 2024Exercised options 7,000 shares at $29.05 of Exponent¹⁷