STOCK TITAN

FORMFACTOR INC (FORM) director sells 3,250 common shares in open-market trade

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

Rhea-AI Filing Summary

FORMFACTOR INC director Brian C. White sold shares of company stock in the open market. On the reported date, he sold 3,250 shares of Common Stock at a price of $126.00 per share in an open-market transaction. After this sale, he continued to hold 8,653 shares directly.

Positive

  • None.

Negative

  • None.

Insights

Director executed a single open-market sale but retains a meaningful share position.

Director Brian C. White reported one open-market sale of 3,250 shares of FORMFACTOR INC Common Stock at $126.00 per share. The transaction is classified with code S, indicating a sale in the open market or a private transaction, with direct ownership.

Following the transaction, he directly holds 8,653 shares, and there are no derivative positions reported in this filing. With only one sale and no indication of a trading plan or tax-withholding mechanics, this appears as a standalone liquidity event rather than a complex restructuring. The overall investment thesis impact is limited based on this single disclosure.

Insider WHITE BRIAN C
Role null
Sold 3,250 shs ($410K)
Type Security Shares Price Value
Sale Common Stock 3,250 $126.00 $410K
Holdings After Transaction: Common Stock — 8,653 shares (Direct, null)
Footnotes (1)
Shares sold 3,250 shares Open-market sale of Common Stock on transaction date
Sale price per share $126.00 per share Price for the 3,250 shares sold
Shares held after sale 8,653 shares Direct ownership following the reported transaction
Net buy/sell shares -3,250 shares Net-sell direction for this Form 4 reporting period
open-market sale financial
"transaction_action is described as an open-market sale of Common Stock"
An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.
Common Stock financial
"security_title indicates the transaction involved Common Stock"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
transaction code S financial
"transaction_code S denotes a sale in the open market or private transaction"
net-sell financial
"transactionSummary shows a netBuySellDirection classified as net-sell"
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*
WHITE BRIAN C

(Last)(First)(Middle)
7005 SOUTHFRONT ROAD

(Street)
LIVERMORE CALIFORNIA 94551

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
FORMFACTOR INC [ FORM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026
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 Stock05/20/2026S3,250D$1268,653D
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:
Remarks:
/s/ Stan Finkelstein, Attorney-in-fact for Brian White05/21/2026
** 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 FORM (FORMFACTOR INC) disclose in this Form 4?

FORMFACTOR INC disclosed that director Brian C. White sold 3,250 shares of Common Stock. The sale was an open-market transaction at $126.00 per share, and it was reported as a non-derivative transaction coded as an S sale.

At what price did Brian C. White sell FORM common shares?

Brian C. White sold FORMFACTOR INC Common Stock at $126.00 per share. This price applies to the 3,250 shares reported in the Form 4, which were disposed of in a single, non-derivative open-market sale transaction coded as an S sale.

How many FORM shares does Brian C. White hold after this sale?

After the reported sale, Brian C. White directly holds 8,653 shares of FORMFACTOR INC Common Stock. This post-transaction holding reflects his remaining direct ownership, with no derivative securities reported in the filing’s derivative summary section for additional equity exposure.

Was the FORM insider transaction a buy or a sell by Brian C. White?

The transaction was a sell by Brian C. White. The Form 4 classifies it as an open-market sale, with transaction code S and a transaction_direction of “sell,” covering 3,250 shares of FORMFACTOR INC Common Stock at $126.00 per share.

Did the FORM Form 4 filing report any derivative securities activity?

No derivative securities activity was reported in this Form 4. The derivativeSummary section is empty, indicating no option exercises, conversions, or other derivative transactions, and only a single non-derivative common stock sale was disclosed for this reporting period.