FormFactor director sells $202K in stock

A FORMFACTOR INC director sold 2,100 FORM shares and continues to hold 24,426 shares directly.

Rhea-AI Filing Summary

FORMFACTOR INC (FORM) director Kelley Steven-Waiss reported selling 2,100 shares of common stock on September 3, 2026 at an average price of $96.10 per share in an open-market or private transaction. After this sale, the director directly holds 24,426 shares of FORM common stock. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Net Seller: 2,100 shares

Net Sell 1 txn

Insider STEVEN-WAISS KELLEY

Role Director

Sold 2,100 shs ($202K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,100	$96.1001	$202K

Holdings After Transaction: Common Stock — 24,426 shares (Direct)

Key Figures

Shares sold: 2,100 shares Sale price per share: $96.1001 per share Shares held after transaction: 24,426 shares +1 more

4 metrics

Shares sold 2,100 shares Sale of FORMFACTOR INC common stock on September 3, 2026

Sale price per share $96.1001 per share Open-market or private sale reported for September 3, 2026

Shares held after transaction 24,426 shares Director’s direct holdings of FORM common stock after the sale

Approximate transaction value $201,810 2,100 shares sold at $96.1001 per share

Key Terms

Rule 10b5-1 plan, open market or private transaction, direct ownership

3 terms

Rule 10b5-1 plan regulatory

"No Rule 10b5-1 trading plan is reported for this sale"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

open market or private transaction financial

"Sale in open market or private transaction on September 3, 2026"

direct ownership financial

"The 24,426 shares after the sale are reported as direct ownership"

FAQ

What insider transaction did FORM director Kelley Steven-Waiss report?

Kelley Steven-Waiss reported a sale of 2,100 shares of FORMFACTOR INC common stock on September 3, 2026 in an open-market or private transaction.

At what price were the FORM shares sold in this Form 4 filing?

The 2,100 FORMFACTOR INC shares were sold at an average price of $96.1001 per share, as reported in the Form 4 filing.

How many FORM shares does the director hold after the reported sale?

Following the sale, Kelley Steven-Waiss directly holds 24,426 shares of FORMFACTOR INC common stock, according to the Form 4.

Was the FORM insider sale made under a Rule 10b5-1 trading plan?

No. The Form 4 indicates that no Rule 10b5-1 plan is reported for the September 3, 2026 sale of FORM shares.

Is the reported FORM stock ownership direct or indirect?

The Form 4 states the director’s 24,426 post-transaction shares of FORM common stock are held with direct ownership.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/04/2026 - 04:51 PM Accepted by SEC EDGAR 09/04/2026 - 04:51 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

STEVEN-WAISS KELLEY

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/03/2026		S		2,100	D	$96.1001	24,426	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Stan Finkelstein, Attorney-in-fact for Kelley Steven-Waiss	09/04/2026
	** Signature of Reporting Person	Date
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)