Exponent EXPO Institutional Ownership

NASDAQ EXPO

$70.21 +0.83 (+1.20%)

At close: Aug 21, 2026 · 4:00 PM EDT

Institutions by Trading Activity

350 Institutions

Increased 198 56.6%

Unchanged 30 8.6%

Reduced 122 34.9%

Ownership Statistics

13F · as of 31 Mar, 2026

Institutional Ownership

70,421.72%

▼-1,169.73 pp QoQ

Shares Held by Institutions

46.48Mn

of 66.00K outstanding

▲+17.31% QoQ

Shares Outstanding

66.00K

-46.41Mn held outside 13F filers

Institutional Investors

350

filed 13F for Mar 2026

▲+8 vs prior quarter

Net Shares Added (QoQ)

+6.86Mn

accumulated since last quarter

Value of Holdings

$3.14Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 31 Mar, 2026

Exponent Inc (NASDAQ:EXPO) appears in 350 institutional 13F filings for the quarter ending March 2026.

Collectively, these holders controlled 70421.7% of Exponent's outstanding shares in March 2026, down from 71591.5% in December 2025.
Their total shares held in EXPO increased 17.31% quarter over quarter, and separately, investors owning Exponent decreased 10.26% from a year ago.
Activity in EXPO broke down as 198 buyers, 122 sellers, and 30 unchanged among 350 total holders.
Combined, these investors held 46.48Mn shares in EXPO for March 2026, up by 6.86Mn shares quarter on quarter, and down 2.48Mn shares year over year.
BlackRock, Inc. leads ownership in EXPO with 6.07Mn shares as of March 31, 2026, equal to 9195.17% of outstanding shares.
Leading buyers of Exponent shares for the quarter ending March 2026 were VANGUARD PORTFOLIO MANAGEMENT LLC (2.95Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.21Mn), TWO SIGMA INVESTMENTS, LP (577.6K), ROYCE & ASSOCIATES LP (492.76K), AQR CAPITAL MANAGEMENT LLC (433.54K).
Leading sellers of Exponent shares for the quarter ending March 2026 were Neuberger Berman Group LLC (754.46K), Conestoga Capital Advisors, LLC (485.99K), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (256.8K), NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO (230.08K), CITADEL ADVISORS LLC (200.3K).
According to Business Quant data, leading holders of EXPO for March 2026 are BlackRock, Inc. (6.07Mn), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (3.89Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (2.95Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.21Mn), Conestoga Capital Advisors, LLC (1.91Mn), State Street Corp (1.89Mn), GENEVA CAPITAL MANAGEMENT LLC (1.8Mn), GEODE CAPITAL MANAGEMENT, LLC (1.65Mn), ROYCE & ASSOCIATES LP (1.14Mn), TWO SIGMA INVESTMENTS, LP (1.1Mn).

Form 13F Holdings

350 Institutional Holders

Report period 31 Mar, 2026

Total shares held 46.48Mn

Of outstanding 70,421.72%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	6,068,812	9,195.17%	▼95,655	-1.55%	$395.99Mn
2	KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC	0001021223	3,886,308	5,888.35%	▼256,799	-6.20%	$253.58Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	2,946,756	4,464.78%	▲2,946,756	0.00%	$192.28Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,210,650	3,349.47%	▲2,210,650	0.00%	$144.24Mn
5	Conestoga Capital Advisors, LLC	0001163744	1,906,505	2,888.64%	▼485,994	-20.31%	$124.40Mn
6	State Street Corp	0000093751	1,889,536	2,862.93%	▲33,910	+1.83%	$123.29Mn
7	GENEVA CAPITAL MANAGEMENT LLC	0001009232	1,795,507	2,720.47%	▲68,106	+3.94%	$117.16Mn
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,647,614	2,496.38%	▲57,409	+3.61%	$107.52Mn
9	ROYCE & ASSOCIATES LP	0000906304	1,144,873	1,734.66%	▲492,764	+75.56%	$74.70Mn
10	TWO SIGMA INVESTMENTS, LP	0001179392	1,101,306	1,668.65%	▲577,602	+110.29%	$71.86Mn
11	Morgan Stanley	0000895421	1,072,008	1,624.25%	▼82,202	-7.12%	$69.95Mn
12	AQR CAPITAL MANAGEMENT LLC	0001167557	981,274	1,486.78%	▲433,537	+79.15%	$64.03Mn
13	FIRST TRUST ADVISORS LP	0001125816	964,814	1,461.84%	▲66,471	+7.40%	$62.95Mn
14	DIMENSIONAL FUND ADVISORS LP	0000354204	918,885	1,392.25%	▲20,270	+2.26%	$59.96Mn
15	Goldman Sachs Group Inc	0000886982	778,596	1,179.69%	▼175,352	-18.38%	$50.80Mn
16	Neuberger Berman Group LLC	0001465109	724,076	1,097.08%	▼754,460	-51.03%	$47.25Mn
17	Resona Asset Management Co.,Ltd.	0001944142	691,256	1,047.36%	▲23,154	+3.47%	$45.10Mn
18	Northern Trust Corp	0000073124	663,765	1,005.70%	▼76,509	-10.34%	$43.31Mn
19	Wells Fargo & Company/Mn	0000072971	612,893	928.63%	▲11,927	+1.98%	$39.99Mn
20	Invesco Ltd.	0000914208	572,262	867.06%	▼9,616	-1.65%	$37.34Mn

Showing 1 to 20 of 350 holders