ON Semiconductor (ON) CFO Trent sells 30,000 common shares

Rhea-AI Filing Summary

ON Semiconductor Corp Executive VP & CFO Thad Trent executed an open-market sale of 30,000 shares of Common Stock on April 16, 2026 at $80.00 per share.

After this transaction, he directly holds 331,194 shares of ON Semiconductor Common Stock, which includes an additional 115 shares acquired through the company’s Employee Stock Purchase Plan since his last Section 16 filing.

Insider Trade Summary 10b5-1

Net Seller: 30,000 shares ($2,400,000)

Net Sell 1 txn

Insider Thad Trent

Role Exec VP & CFO

Sold 30,000 shs ($2.40M)

Type	Security	Shares	Price	Value
Sale	Common	30,000	$80.00	$2.40M

Holdings After Transaction: Common — 331,194 shares (Direct)

Footnotes (1)

1. [object Object]

Key Figures

Shares sold: 30,000 shares Sale price: $80.00 per share Shares held after transaction: 331,194 shares +1 more

4 metrics

Shares sold 30,000 shares Open-market sale of Common Stock on April 16, 2026

Sale price $80.00 per share Price for 30,000 ON Semiconductor Common shares sold

Shares held after transaction 331,194 shares Direct ON Semiconductor Common Stock holdings after the sale

ESPP shares added 115 shares Shares acquired via Employee Stock Purchase Plan since last Section 16 filing

Key Terms

open-market sale, Employee Stock Purchase Plan, Section 16 filing, Common

4 terms

open-market sale financial

"transaction_action: "open-market sale""

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.

Employee Stock Purchase Plan financial

"acquired by the Reporting Person under the Issuer's 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.

Section 16 filing regulatory

"since his last Section 16 filing"

Common financial

"security_title: "Common""

Form 4 Insider Transactions: What Each Field Means →

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).

X

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^*

Thad Trent

(Last) (First) (Middle)

5701 NORTH PIMA ROAD

(Street)

SCOTTSDALE ARIZONA 85250

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ON SEMICONDUCTOR CORP [ ON ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Exec VP & CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026

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	04/16/2026		S		30,000	D	$80	331,194(1)	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:

1. Includes an additional 115 shares that were acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan since his last Section 16 filing.

	/s/ Hope M. Spencer, Attorney-in-Fact	04/17/2026
	** 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)

FAQ

What insider transaction did ON (ON Semiconductor Corp) report for Thad Trent?

ON Semiconductor reported that Executive VP & CFO Thad Trent sold 30,000 shares of Common Stock in an open-market transaction at $80.00 per share. This transaction was disclosed in a Form 4 insider filing for April 16, 2026.

How many ON (ON Semiconductor) shares did Thad Trent retain after the sale?

Following the sale, Thad Trent directly holds 331,194 ON Semiconductor Common shares. This total includes 115 additional shares acquired under the company’s Employee Stock Purchase Plan since his prior Section 16 ownership report.

At what price were the ON Semiconductor (ON) shares sold by Thad Trent?

The 30,000 ON Semiconductor Common shares sold by Executive VP & CFO Thad Trent were transacted at $80.00 per share. The filing characterizes this as an open-market or private sale under the standard Section 16 transaction codes.

What role does Thad Trent hold at ON Semiconductor (ON) in this Form 4 filing?

In this Form 4, Thad Trent is identified as Executive Vice President and Chief Financial Officer of ON Semiconductor Corp. The reported transaction reflects his direct holdings and trading activity in the company’s Common Stock.

What does the footnote about ON Semiconductor’s Employee Stock Purchase Plan indicate?

The footnote notes that Thad Trent’s reported holdings include 115 additional shares acquired under ON Semiconductor’s Employee Stock Purchase Plan since his last Section 16 filing. This clarifies that his current 331,194-share total incorporates those plan-based purchases.