UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

o

Rule 13d-1(b)

ý

Rule 13d-1(c)

o

Rule 13d-1(d)

CUSIP No. 74913K106

Page 2 of 10

1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
Trigran Investments, Inc.

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

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3.

SEC Use Only

4.

Citizenship or Place of Organization
Illinois company

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

5.

Sole Voting Power
0

6.

Shared Voting Power 
416,978 shares of Common Stock

7.

Sole Dispositive Power 
0

8.

Shared Dispositive Power
416,978 shares of Common Stock

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
416,978 shares of Common Stock

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row (9)
Approximately 5.2% as of the date of this filing (based on 8,073,264 shares of Common Stock issued and outstanding as of November 4, 2005).

12.

Type of Reporting Person (See Instructions)
CO

CUSIP No. 74913K106

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1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
Douglas Granat

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

ý

3.

SEC Use Only

4.

Citizenship or Place of Organization
U.S. Citizen

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

5.

Sole Voting Power
0

6.

Shared Voting Power 
416,978 shares of Common Stock

7.

Sole Dispositive Power 
0

8.

Shared Dispositive Power
416,978 shares of Common Stock

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
416,978 shares of Common Stock

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row (9)
Approximately 5.2% as of the date of this filing (based on 8,073,264 shares of Common Stock issued and outstanding as of November 4, 2005).

12.

Type of Reporting Person (See Instructions)
IN

CUSIP No. 74913K106

13G

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1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
Lawrence A. Oberman

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

ý

3.

SEC Use Only

4.

Citizenship or Place of Organization
U.S. Citizen

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

5.

Sole Voting Power
0

6.

Shared Voting Power 
416,978 shares of Common Stock

7.

Sole Dispositive Power 
0

8.

Shared Dispositive Power
416,978 shares of Common Stock

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
416,978 shares of Common Stock

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

11.

Percent of Class Represented by Amount in Row (9)
Approximately 5.2% as of the date of this filing (based on 8,073,264 shares of Common Stock issued and outstanding as of November 4, 2005).

12.

Type of Reporting Person (See Instructions)
IN

CUSIP No. 74913K106

13G

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Item 1.

(a)

Name of Issuer
EXPONENT, INC.

(b)

Address of Issuer’s Principal Executive Offices
149 Commonwealth Drive
Menlo Park, California 94025

Item 2.

(a)

Name of Person Filing

(b)

Address of Principal Business Office or, if none, Residence

(c)

Citizenship

Trigran Investments, Inc.

3201 Old Glenview Road, Suite 235

Wilmette, Illinois 60091

Illinois company

Douglas Granat

3201 Old Glenview Road, Suite 235

Wilmette, Illinois 60091

U.S. Citizen

Lawrence A. Oberman

3201 Old Glenview Road, Suite 235

Wilmette, Illinois 60091

U.S. Citizen

(d)

Title of Class of Securities
Common Stock, par value $0.001 per share

(e)

CUSIP Number
30214U102

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

o

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

o

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

o

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

(e)

o

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

CUSIP No. 74913K106

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(f)

o

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

o

A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

o

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

o

Group, in accordance with §240.13d-1(b)(1)(ii)(J).

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)

Amount beneficially owned:   

416,978 shares of Common Stock

(b)

Percent of class:   

Approximately 5.2%

(c)

Number of shares as to which the person has:

(i)

Sole power to vote or to direct the vote   

0

(ii)

Shared power to vote or to direct the vote    

416,978 shares of Common Stock

(iii)

Sole power to dispose or to direct the disposition of   

0

(iv)

Shared power to dispose or to direct the disposition of   

416,978 shares of Common Stock

Trigran Investments, Inc. is the general partner of Trigran Investments, L.P. and Trigran Investments, L.P. II.  As of the date of this filing, Trigran Investments, L.P. directly owns 311,244 shares (representing approximately 3.9% of the outstanding shares of the issuer), Trigran Investments, L.P. II directly owns 105,734 shares (representing approximately 1.3% of the outstanding shares of the issuer). Douglas Granat and Lawrence A. Oberman are the controlling shareholders and sole directors of Trigran Investments, Inc.

Item 5.

Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following   o.

Not Applicable.

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Not Applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person

Not Applicable.

Item 8.

Identification and Classification of Members of the Group

Not Applicable.

Item 9.

Notice of Dissolution of Group

Not Applicable.

CUSIP No. 74913K106

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Item 10.

Certification

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

CUSIP No. 74913K106

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TRIGRAN INVESTMENTS, INC.

By:

  /s/ Lawrence A. Oberman

Name:   Lawrence A. Oberman

Its:    Executive Vice President

  /s/ Lawrence A. Oberman

Lawrence A. Oberman

  /s/ Douglas Granat

Douglas Granat

CUSIP No. 74913K106

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