Exponent Ownership & Insider Activity

Exponent (EXPO) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 2.5% of shares outstanding. Institutional investors hold 64.0%. Over the past 90 days, insiders made 1 purchase worth $13K.

Shares Outstanding

47.546M

Shares Float

35.628M

Insider Shares Owned

1.186M

Insider % Owned

2.5%

Institutional Shares Held

30.409M

Institutional % Held

64.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

$13K total

Sales (90d)

Net Activity

Net Buying

Net Value (90d)

$13K

Exponent Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 18, 2026	Shukri Jeries Souri	GROUP VICE PRESIDENT	BUY	184.000	$68.45	$13K
Aug 17, 2026	Catherine Corrigan	CHIEF EXECUTIVE OFFICER	SELL-OPTIONS	672.000	$47.66	$44K
Jul 15, 2026	Catherine Corrigan	CHIEF EXECUTIVE OFFICER	SELL-OPTIONS	642.000	$45.91	$40K
Jun 15, 2026	Catherine Corrigan	PRESIDENT & CEO	SELL-OPTIONS	1.486K	$42.04	$84K
May 26, 2026	Bradley A James	GROUP VICE PRESIDENT	SELL	2.000K	$57.47	$115K
May 19, 2026	Richard Reiss	GROUP VICE PRESIDENT	SELL	1.672K	$58.65	$98K
May 15, 2026	Catherine Corrigan	PRESIDENT & CEO	SELL-OPTIONS	1.412K	$40.51	$76K
May 13, 2026	Joseph Rakow	GROUP VICE PRESIDENT	SELL	2.945K	$54.66	$161K
May 13, 2026	Joseph Sala	GROUP VICE PRESIDENT	SELL	2.066K	$56.66	$117K

Date	Member	Party	Chamber	Action	Amount
Sep 11, 2025	Lisa McClain	R	House	Sale	$1,001 - $15,000
Aug 13, 2025	Lisa McClain	R	House	Purchase	$1,001 - $15,000
May 12, 2025	Jefferson Shreve	R	House	Sale	$15,001 - $50,000
Mar 13, 2025	Jefferson Shreve	R	House	Purchase	$15,001 - $50,000
Feb 24, 2025	Jefferson Shreve	R	House	Purchase	$15,001 - $50,000