United States Professional & Commercial Services

Exponent Inc (EXPO)

Track

Over the past 90 days, Exponent Inc. insiders have engaged in 14 transactions, all of which were sales totaling approximately $1.9 million. Key executives, including CEO Catherine Corrigan, have consistently offloaded shares. This selling activity follows a recent earnings report that missed expectations and coincides with an 8.4% decline in the company's stock price.
Ticker: EXPO Exchange: NSM
Preparing chart...
Download chart Copy chart image Copy link Share to X Share


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Upgrade for signal details

Upgrade to see score, net flow, insiders and context.

Upgrade to see full signal details →

Insider trades have triggered activity signals for Exponent Inc. Upgrade to see score, net flow, insiders and the full signal context.

Open in Activity Signals screener →
Top insiders
Trades
Corrigan Catherine
Chief Executive Officer
1 sale — total 100,000 USD
Sale 15 Jul 2026
Value US$85,589.98 | Price 280.73 | Shares 56,777
Proposed sale 15 Jul 2026
Value US$4,003,965.72 | Price 332.28 | Shares 51,721
Sale 15 Jun 2026
Value US$102,427.46 | Price 57.13 | Shares 1,793
Sale 15 Jun 2026
Value US$132,875.77 | Price 57.13 | Shares 2,326
Proposed sale 15 Jun 2026
Value US$235,112.52 | Price 57.08 | Shares 4,119
Sale 26 May 2026
Value US$114,930.00 | Price 57.47 | Shares 2,000
Proposed sale 26 May 2026
Value US$114,930.00 | Price 57.47 | Shares 2,000
Proposed sale 19 May 2026
Value US$98,062.13 | Price 58.65 | Shares 1,672
Sale 19 May 2026
Value US$98,062.13 | Price 58.65 | Shares 1,672
Sale 15 May 2026
Value US$98,766.71 | Price 54.06 | Shares 1,827
Sale 15 May 2026
Value US$127,958.84 | Price 54.06 | Shares 2,367
Proposed sale 15 May 2026
Value US$225,091.98 | Price 53.67 | Shares 4,194
Sale 13 May 2026
Value US$160,973.99 | Price 54.66 | Shares 2,945
Sale 13 May 2026
Value US$117,059.56 | Price 56.66 | Shares 2,066
Proposed sale 13 May 2026
Value US$160,973.99 | Price 54.66 | Shares 2,945
Proposed sale 13 May 2026
Value US$117,059.56 | Price 56.66 | Shares 2,066
Sale 15 Apr 2026
Value US$114,880.79 | Price 67.70 | Shares 1,697
Sale 15 Apr 2026
Value US$149,744.44 | Price 67.70 | Shares 2,212
Proposed sale 15 Apr 2026
Value US$264,052.95 | Price 67.55 | Shares 3,909
Sale 16 Mar 2026
Value US$114,594.96 | Price 67.49 | Shares 1,698
Sale 16 Mar 2026
Value US$149,418.87 | Price 67.49 | Shares 2,214
Proposed sale 16 Mar 2026
Value US$263,551.44 | Price 67.37 | Shares 3,912
Sale 17 Feb 2026
Value US$114,268.54 | Price 67.14 | Shares 1,702
Sale 17 Feb 2026
Value US$148,971.08 | Price 67.16 | Shares 2,218
Proposed sale 17 Feb 2026
Value US$261,816.80 | Price 66.79 | Shares 3,920
Sale 10 Feb 2026
Value US$278,003.87 | Price 75.98 | Shares 3,659
Sale 10 Feb 2026
Value US$25,893.84 | Price 75.94 | Shares 341
Proposed sale 10 Feb 2026
Value US$303,897.70 | Price 75.97 | Shares 4,000
Sale 15 Jan 2026
Value US$120,593.78 | Price 72.52 | Shares 1,663
Proposed sale 15 Jan 2026
Value US$120,168.38 | Price 72.26 | Shares 1,663
Sale 15 Dec 2025
Value US$228,132.31 | Price 70.74 | Shares 3,225
Proposed sale 15 Dec 2025
Value US$237,456.75 | Price 73.63 | Shares 3,225
Sale 17 Nov 2025
Value US$118,487.32 | Price 70.74 | Shares 1,675
Sale 17 Nov 2025
Value US$226,411.12 | Price 70.21 | Shares 3,225
Proposed sale 17 Nov 2025
Value US$342,706.00 | Price 69.94 | Shares 4,900
Sale 15 Oct 2025
Value US$113,814.59 | Price 66.79 | Shares 1,704
Sale 15 Oct 2025
Value US$215,625.84 | Price 66.84 | Shares 3,226
Proposed sale 15 Oct 2025
Value US$329,964.90 | Price 66.93 | Shares 4,930
Sale 15 Sep 2025
Value US$225,069.31 | Price 69.77 | Shares 3,226
Sale 15 Sep 2025
Value US$117,833.23 | Price 70.18 | Shares 1,679
Proposed sale 15 Sep 2025
Value US$343,595.25 | Price 70.05 | Shares 4,905
Sale 14 Aug 2025
Value US$119,207.27 | Price 71.38 | Shares 1,670
Sale 14 Aug 2025
Value US$228,835.34 | Price 70.93 | Shares 3,226
Proposed sale 14 Aug 2025
Value US$355,694.40 | Price 72.65 | Shares 4,896
Sale 12 Aug 2025
Value US$112,671.76 | Price 70.64 | Shares 1,595
Proposed sale 12 Aug 2025
Value US$112,671.76 | Price 70.64 | Shares 1,595
Proposed sale 27 May 2025
Value US$122,254.19 | Price 77.72 | Shares 1,573
Sale 27 May 2025
Value US$122,254.19 | Price 77.72 | Shares 1,573
Proposed sale 23 May 2025
Value US$152,638.55 | Price 76.32 | Shares 2,000
Sale 23 May 2025
Value US$126,530.27 | Price 76.32 | Shares 1,658
Sale 23 May 2025
Value US$26,108.28 | Price 76.34 | Shares 342
Sale 20 May 2025
Value US$214,233.35 | Price 79.52 | Shares 2,694
Proposed sale 20 May 2025
Value US$214,233.35 | Price 79.52 | Shares 2,694
Sale 26 Feb 2025
Value US$149,175.00 | Price 85.93 | Shares 1,736
Proposed sale 26 Feb 2025
Value US$149,175.00 | Price 85.93 | Shares 1,736
Sale 20 Nov 2024
Value US$123,544.98 | Price 95.03 | Shares 1,300
Sale 15 Nov 2024
Value US$688,258.90 | Price 98.32 | Shares 7,000
Sale 12 Nov 2024
Value US$726,821.90 | Price 103.83 | Shares 7,000
Sale 7 Nov 2024
Value US$725,543.70 | Price 103.65 | Shares 7,000
Proposed sale 6 Nov 2024
Value US$4,124,820.00 | Price 98.21 | Shares 42,000
Sale 6 Nov 2024
Value US$279,287.61 | Price 104.60 | Shares 2,670
Sale 6 Nov 2024
Value US$1,185,141.79 | Price 104.60 | Shares 11,330
Sale 4 Nov 2024
Value US$100,073.78 | Price 96.32 | Shares 1,039
Proposed sale 4 Nov 2024
Value US$100,073.74 | Price 96.32 | Shares 1,039
Sale 31 Jul 2024
Value US$3,047,338.51 | Price 106.71 | Shares 28,558
Sale 31 Jul 2024
Value US$136,295.23 | Price 106.73 | Shares 1,277
Sale 31 Jul 2024
Value US$1,155,550.55 | Price 106.73 | Shares 10,827
Sale 31 Jul 2024
Value US$237,053.45 | Price 107.46 | Shares 2,206
Proposed sale 31 Jul 2024
Value US$237,053.51 | Price 107.46 | Shares 2,206
Sale 30 Jul 2024
Value US$6,178,541.78 | Price 107.17 | Shares 57,652
Proposed sale 30 Jul 2024
Value US$10,389,851.84 | Price 105.68 | Shares 98,314
Sale 30 Jul 2024
Value US$415,380.00 | Price 105.00 | Shares 3,956
Proposed sale 30 Jul 2024
Value US$415,380.00 | Price 105.00 | Shares 3,956
Proposed sale 30 Jul 2024
Value US$99,855.41 | Price 107.14 | Shares 932
Sale 30 Jul 2024
Value US$99,855.41 | Price 107.14 | Shares 932
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-17 2026-07-15 S Sale
3.2
Corrigan Catherine

Chief Executive Officer

Executive Director
56,777 +30.7%
280.73
US$85,590 		56,777 +30.7% 280.73 US$85,590
2026-07-15 2026-07-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
51,721
332.28
US$4,003,966 		51,721 332.28 US$4,003,966
2026-06-17 2026-06-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
82,787 -10.8%
56.36
US$4,182,871 		82,787 -10.8% 56.36 US$4,182,871
2026-06-17 2026-06-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
2,326 -2.1%
57.13
US$132,876 		2,326 -2.1% 57.13 US$132,876
2026-06-15 2026-06-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,119
57.08
US$235,113 		4,119 57.08 US$235,113
2026-05-27 2026-05-26 S Sale
2.4
James Bradley A

Group Vice President

Officer
2,000 -64.4%
57.47
US$114,930 		2,000 -64.4% 57.47 US$114,930
2026-05-26 2026-05-26 PrS Proposed sale
2.4
BRADLEY ALLYN JAMES

Officer

Officer
2,000
57.47
US$114,930 		2,000 57.47 US$114,930
2026-05-19 2026-05-19 PrS Proposed sale
3.6
RICHARD REISS

Officer

Officer
1,672
58.65
US$98,062 		1,672 58.65 US$98,062
2026-05-19 2026-05-19 S Sale
3.6
Reiss Richard

Group Vice President

Officer
1,672 -42.2%
58.65
US$98,062 		1,672 -42.2% 58.65 US$98,062
2026-05-15 2026-05-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,827 -1.7%
54.06
US$98,767 		1,827 -1.7% 54.06 US$98,767
2026-05-15 2026-05-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
2,367 -2.2%
54.06
US$127,959 		2,367 -2.2% 54.06 US$127,959
2026-05-15 2026-05-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,194
53.67
US$225,092 		4,194 53.67 US$225,092
2026-05-13 2026-05-13 S Sale
2.3
Rakow Joseph

Group Vice President

Officer
2,945 -100.0%
54.66
US$160,974 		2,945 -100.0% 54.66 US$160,974
2026-05-13 2026-05-13 S Sale
1.3
Sala Joseph

Group Vice President

Officer
2,066 -100.0%
56.66
US$117,060 		2,066 -100.0% 56.66 US$117,060
2026-05-13 2026-05-13 PrS Proposed sale
2.3
JOSEPH RAKOW

Officer

Officer
2,945
54.66
US$160,974 		2,945 54.66 US$160,974
2026-05-13 2026-05-13 PrS Proposed sale
1.3
JOSEPH SALA

Officer

Officer
2,066
56.66
US$117,060 		2,066 56.66 US$117,060
2026-04-16 2026-04-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,697 -1.6%
67.70
US$114,881 		1,697 -1.6% 67.70 US$114,881
2026-04-16 2026-04-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
2,212 -2.1%
67.70
US$149,744 		2,212 -2.1% 67.70 US$149,744
2026-04-15 2026-04-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
3,909
67.55
US$264,053 		3,909 67.55 US$264,053
2026-04-16 2026-03-16 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,698 -1.6%
67.49
US$114,595 		1,698 -1.6% 67.49 US$114,595
2026-04-16 2026-03-16 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
2,214 -2.1%
67.49
US$149,419 		2,214 -2.1% 67.49 US$149,419
2026-03-16 2026-03-16 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
3,912
67.37
US$263,551 		3,912 67.37 US$263,551
2026-02-18 2026-02-17 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,702 -1.8%
67.14
US$114,269 		1,702 -1.8% 67.14 US$114,269
2026-02-18 2026-02-17 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
2,218 -2.3%
67.16
US$148,971 		2,218 -2.3% 67.16 US$148,971
2026-02-17 2026-02-17 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
3,920
66.79
US$261,817 		3,920 66.79 US$261,817
2026-02-12 2026-02-10 S Sale
3.5
Pye John

VP Global Offices & Innovation

Officer
3,659 -12.7%
75.98
US$278,004 		3,659 -12.7% 75.98 US$278,004
2026-02-12 2026-02-10 S Sale
3.5
Pye John

VP Global Offices & Innovation

Officer
341 -1.2%
75.94
US$25,894 		341 -1.2% 75.94 US$25,894
2026-02-10 2026-02-10 PrS Proposed sale
3.5
JOHN PYE

Officer

Officer
4,000
75.97
US$303,898 		4,000 75.97 US$303,898
2026-01-20 2026-01-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,663 -1.8%
72.52
US$120,594 		1,663 -1.8% 72.52 US$120,594
2026-01-15 2026-01-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
1,663
72.26
US$120,168 		1,663 72.26 US$120,168
2025-12-16 2025-12-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
3,225 -3.7%
70.74
US$228,132 		3,225 -3.7% 70.74 US$228,132
2025-12-15 2025-12-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
3,225
73.63
US$237,457 		3,225 73.63 US$237,457
2025-11-18 2025-11-17 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,675 -2.0%
70.74
US$118,487 		1,675 -2.0% 70.74 US$118,487
2025-11-18 2025-11-17 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
3,225 -3.7%
70.21
US$226,411 		3,225 -3.7% 70.21 US$226,411
2025-11-17 2025-11-17 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,900
69.94
US$342,706 		4,900 69.94 US$342,706
2025-10-16 2025-10-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,704 -2.0%
66.79
US$113,815 		1,704 -2.0% 66.79 US$113,815
2025-10-16 2025-10-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
3,226 -3.8%
66.84
US$215,626 		3,226 -3.8% 66.84 US$215,626
2025-10-15 2025-10-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,930
66.93
US$329,965 		4,930 66.93 US$329,965
2025-09-16 2025-09-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
3,226 -3.8%
69.77
US$225,069 		3,226 -3.8% 69.77 US$225,069
2025-09-16 2025-09-15 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,679 -2.0%
70.18
US$117,833 		1,679 -2.0% 70.18 US$117,833
2025-09-15 2025-09-15 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,905
70.05
US$343,595 		4,905 70.05 US$343,595
2025-08-15 2025-08-14 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
1,670 -2.0%
71.38
US$119,207 		1,670 -2.0% 71.38 US$119,207
2025-08-15 2025-08-14 S Sale
3.2
Corrigan Catherine

President & CEO

Executive Director
3,226 -3.8%
70.93
US$228,835 		3,226 -3.8% 70.93 US$228,835
2025-08-14 2025-08-14 PrS Proposed sale
3.2
CATHERINE CORRIGAN

Director; Officer

Executive Director
4,896
72.65
US$355,694 		4,896 72.65 US$355,694
2025-08-13 2025-08-12 S Sale
1.3
Sala Joseph

Group Vice President

Officer
1,595 -100.0%
70.64
US$112,672 		1,595 -100.0% 70.64 US$112,672
2025-08-12 2025-08-12 PrS Proposed sale
1.3
JOSEPH SALA

Officer

Officer
1,595
70.64
US$112,672 		1,595 70.64 US$112,672
2025-05-27 2025-05-27 PrS Proposed sale
2.3
JOSEPH RAKOW

Officer

Officer
1,573
77.72
US$122,254 		1,573 77.72 US$122,254
2025-05-27 2025-05-27 S Sale
2.3
Rakow Joseph

Group Vice President

Officer
1,573 -100.0%
77.72
US$122,254 		1,573 -100.0% 77.72 US$122,254
2025-05-23 2025-05-23 PrS Proposed sale
3.5
JOHN PYE

Officer

Officer
2,000
76.32
US$152,639 		2,000 76.32 US$152,639
2025-05-23 2025-05-23 S Sale
3.5
Pye John

Group Vice President

Officer
1,658 -5.4%
76.32
US$126,530 		1,658 -5.4% 76.32 US$126,530
2025-05-23 2025-05-23 S Sale
3.5
Pye John

Group Vice President

Officer
342 -1.1%
76.34
US$26,108 		342 -1.1% 76.34 US$26,108
2025-05-21 2025-05-20 S Sale
2.4
James Bradley A

Group Vice President

Officer
2,694 -100.0%
79.52
US$214,233 		2,694 -100.0% 79.52 US$214,233
2025-05-20 2025-05-20 PrS Proposed sale
2.4
James Bradley A

Officer

Officer
2,694
79.52
US$214,233 		2,694 79.52 US$214,233
2025-02-27 2025-02-26 S Sale
3.6
Reiss Richard

Group Vice President

Officer
1,736 -49.1%
85.93
US$149,175 		1,736 -49.1% 85.93 US$149,175
2025-02-26 2025-02-26 PrS Proposed sale
3.6
Reiss Richard

Officer

Officer
1,736
85.93
US$149,175 		1,736 85.93 US$149,175
2024-11-20 2024-11-20 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
1,300 -2.1%
95.03
US$123,545 		1,300 -2.1% 95.03 US$123,545
2024-11-18 2024-11-15 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
7,000 -10.5%
98.32
US$688,259 		7,000 -10.5% 98.32 US$688,259
2024-11-13 2024-11-12 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
7,000 -8.0%
103.83
US$726,822 		7,000 -8.0% 103.83 US$726,822
2024-11-07 2024-11-07 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
7,000 -8.0%
103.65
US$725,544 		7,000 -8.0% 103.65 US$725,544
2024-11-06 2024-11-06 PrS Proposed sale
2.8
PAUL R JOHNSTON

Director

Non-Executive Director
42,000
98.21
US$4,124,820 		42,000 98.21 US$4,124,820
2024-11-06 2024-11-06 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
2,670 -3.2%
104.60
US$279,288 		2,670 -3.2% 104.60 US$279,288
2024-11-06 2024-11-06 S Sale
2.8
JOHNSTON PAUL R
Non-Executive Director
11,330 -12.3%
104.60
US$1,185,142 		11,330 -12.3% 104.60 US$1,185,142
2024-11-05 2024-11-04 S Sale
3.6
Lindstrom Carol
Non-Executive Director
1,039 -15.0%
96.32
US$100,074 		1,039 -15.0% 96.32 US$100,074
2024-11-04 2024-11-04 PrS Proposed sale
3.6
Lindstrom Carol

Director

Non-Executive Director
1,039
96.32
US$100,074 		1,039 96.32 US$100,074
2024-08-01 2024-07-31 S Sale
2.7
SCHLENKER RICHARD L JR

EVP & Chief Financial Officer

Officer
28,558 -11.3%
106.71
US$3,047,339 		28,558 -11.3% 106.71 US$3,047,339
2024-08-01 2024-07-31 S Sale
2.7
SCHLENKER RICHARD L JR

EVP & Chief Financial Officer

Officer
1,277 -0.6%
106.73
US$136,295 		1,277 -0.6% 106.73 US$136,295
2024-08-01 2024-07-31 S Sale
2.7
SCHLENKER RICHARD L JR

EVP & Chief Financial Officer

Officer
10,827 -4.6%
106.73
US$1,155,551 		10,827 -4.6% 106.73 US$1,155,551
2024-08-01 2024-07-31 S Sale
3.6
Reiss Richard

Group Vice President

Officer
2,206 -38.4%
107.46
US$237,053 		2,206 -38.4% 107.46 US$237,053
2024-07-31 2024-07-31 PrS Proposed sale
3.6
Reiss Richard

Officer

Officer
2,206
107.46
US$237,054 		2,206 107.46 US$237,054
2024-07-31 2024-07-30 S Sale
2.7
SCHLENKER RICHARD L JR

EVP & Chief Financial Officer

Officer
57,652 -19.6%
107.17
US$6,178,542 		57,652 -19.6% 107.17 US$6,178,542
2024-07-31 2024-07-30 S Sale
3.5
Pye John

Group Vice President

Officer
3,956 -12.2%
105.00
US$415,380 		3,956 -12.2% 105.00 US$415,380
2024-07-30 2024-07-30 PrS Proposed sale
2.7
SCHLENKER RICHARD L JR

Officer

Officer
98,314
105.68
US$10,389,852 		98,314 105.68 US$10,389,852
2024-07-30 2024-07-30 PrS Proposed sale
3.5
Pye John

Officer

Officer
3,956
105.00
US$415,380 		3,956 105.00 US$415,380
2024-07-30 2024-07-30 PrS Proposed sale
3.6
Lindstrom Carol

Director

Non-Executive Director
932
107.14
US$99,855 		932 107.14 US$99,855
2024-07-30 2024-07-30 S Sale
3.6
Lindstrom Carol
Non-Executive Director
932 -11.9%
107.14
US$99,855 		932 -11.9% 107.14 US$99,855
Explore more

More insider trading research around Exponent Inc

More insider trades in United States
Similar Industrials companies with insider activity
More Industrial & Commercial Services companies with insider activity
More Professional & Commercial Services companies with insider activity
Insider trading in North America