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PDF Solutions (PDFS) CFO awarded 23,450 RSUs, 6,010 shares used for tax

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

PDF Solutions EVP and CFO Adnan Raza reported routine equity compensation activity. He received a grant of 23,450 shares of common stock as a restricted stock unit award, boosting his direct holdings to 80,697 shares before tax-related adjustments.

To cover tax withholding on vesting of restricted stock units, 6,010 shares were disposed of back to the company at $66.88 per share, which the footnote clarifies was not a market sale. After this tax withholding, his direct ownership stood at 65,000 shares, and an additional 31,250 shares were held indirectly through a trust.

Positive

  • None.

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Insider Raza Adnan
Role EVP, Finance and CFO
Type Security Shares Price Value
Tax Withholding Common Stock 6,010 $66.88 $402K
Grant/Award Common Stock 23,450 $0.00 --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 65,000 shares (Direct, null); Common Stock — 31,250 shares (Indirect, By Trust)
Footnotes (1)
  1. This represents a disposition of shares to the Company to satisfy tax withholding obligations with respect to the vesting of restricted stock units. This is not a sale of shares in the market. These shares represent an award of restricted stock units (Total RSU). 12.5% of the Total RSUs shall vest on the date that is six (6) months after the Vesting Start Date and 12.5% of the Total RSUs shall vest on each date that is six (6) months thereafter until fully vested, subject to the Recipient's continued service through each applicable vesting date. Includes 1,124 shares of common stock that were purchased on January 31, 2026 under the PDF Employee Stock Purchase Plan.
RSU grant 23,450 shares Restricted stock unit award of common stock
Tax withholding shares 6,010 shares Shares surrendered to company for tax withholding
Tax withholding price $66.88 per share Value for shares delivered to satisfy tax obligations
Direct holdings after tax event 65,000 shares Common stock directly owned following tax-withholding disposition
Indirect trust holdings 31,250 shares Common stock held indirectly through a trust
Direct holdings after grant 80,697 shares Common stock directly owned immediately after RSU grant entry
ESPP purchase 1,124 shares Shares purchased on January 31, 2026 under Employee Stock Purchase Plan
restricted stock units financial
"These shares represent an award of restricted stock units (Total RSU)."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
tax withholding obligations financial
"disposition of shares to the Company to satisfy tax withholding obligations"
Employee Stock Purchase Plan financial
"purchased on January 31, 2026 under the PDF Employee Stock Purchase Plan."
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
By Trust financial
"direct_or_indirect": "I", "nature_of_ownership": "By Trust""
grant, award, or other acquisition financial
"transaction_code_description": "Grant, award, or other acquisition""
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Raza Adnan

(Last)(First)(Middle)
2858 DE LA CRUZ BLVD.

(Street)
SANTA CLARA CALIFORNIA 95050

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
PDF SOLUTIONS INC [ PDFS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP, Finance and CFO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock07/01/2026F6,010(1)D$66.88(1)65,000D
Common Stock07/01/2026A23,450(2)A(2)80,697(3)D
Common Stock31,250IBy Trust
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. This represents a disposition of shares to the Company to satisfy tax withholding obligations with respect to the vesting of restricted stock units. This is not a sale of shares in the market.
2. These shares represent an award of restricted stock units (Total RSU). 12.5% of the Total RSUs shall vest on the date that is six (6) months after the Vesting Start Date and 12.5% of the Total RSUs shall vest on each date that is six (6) months thereafter until fully vested, subject to the Recipient's continued service through each applicable vesting date.
3. Includes 1,124 shares of common stock that were purchased on January 31, 2026 under the PDF Employee Stock Purchase Plan.
/s/ Adnan Raza07/02/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did PDF Solutions (PDFS) CFO Adnan Raza report?

PDF Solutions CFO Adnan Raza reported a grant of 23,450 restricted stock units and a related tax-withholding share disposition. These are compensation and tax events, not open-market purchases or sales, and reflect standard equity-based compensation practices for senior executives.

How many PDF Solutions (PDFS) shares did the CFO receive in the latest award?

He received 23,450 shares of common stock as a restricted stock unit award. The footnote describes these as “Total RSU” that vest in stages over time, contingent on his continued service with PDF Solutions through each vesting date.

Was the CFO’s share disposition in PDF Solutions (PDFS) a market sale?

No, it was not a market sale. A total of 6,010 shares were surrendered to the company at $66.88 per share solely to satisfy tax withholding obligations arising from RSU vesting, as explicitly stated in the filing’s footnote.

What are Adnan Raza’s reported direct and indirect PDF Solutions (PDFS) holdings?

After these transactions, his direct ownership totaled 65,000 shares of PDF Solutions common stock. Separately, 31,250 shares were reported as owned indirectly through a trust, reflecting additional economic exposure beyond his directly held shares.

How do the CFO’s restricted stock units in PDF Solutions (PDFS) vest over time?

The 23,450 restricted stock units vest in 12.5% increments every six months. Vesting begins six months after the Vesting Start Date and continues every six months until fully vested, conditioned on his continued service with the company through each vesting date.

Did the PDF Solutions (PDFS) CFO recently buy or sell shares on the open market?

The reported Form 4 does not show open-market purchases or sales. It shows a restricted stock unit grant and a share disposition for tax withholding. A footnote also notes 1,124 shares previously purchased under the employee stock purchase plan on January 31, 2026.