SCHEDULE 13G

CUSIP No.

693282105

1

Names of Reporting Persons

John Kachig Kibarian

2

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 39,718.00
6	Shared Voting Power 2,472,756.00
7	Sole Dispositive Power 39,718.00
8	Shared Dispositive Power 2,472,756.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

2,512,474.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

11

Percent of class represented by amount in row (9)

6.5 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: * Shared Voting and Dispositive Powers refer to shares held in The John Kibarian and Gloria Chen Trust for which Mr. Kibarian is a trustee * Percentage is calculated based on a total of 38,801,080 shares of Issuer's Common Stock issued and outstanding as of December 31, 2024

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

PDF SOLUTIONS, INC

(b)

Address of issuer's principal executive offices:

2858 DE LA CRUZ BOULEVARD, SANTA CLARA, CA, 95050.

Item 2.

(a)

Name of person filing:

John Kachig Kibarian

(b)

Address or principal business office or, if none, residence:

2858 De La Cruz Boulevard Satna Clara, CA 95050

(c)

Citizenship:

United States

(d)

Title of class of securities:

Common Stock

(e)

CUSIP No.:

693282105

Item 4.

Ownership

(a)

Amount beneficially owned:

2,512,474

(b)

Percent of class:

6.5 %

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

39,718

(ii) Shared power to vote or to direct the vote:

2,472,756

(iii) Sole power to dispose or to direct the disposition of:

39,718

(iv) Shared power to dispose or to direct the disposition of:

2,472,756

Item 5.

Ownership of 5 Percent or Less of a Class.

Item 6.

Ownership of more than 5 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

Item 10.

Certifications:

Not Applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

John Kachig Kibarian

Signature:	/s/John K. Kibarian
Name/Title:	John Kachig Kibarian
Date:	02/12/2025