Ross Stores (ROST) COO Hartshorn sells 21,874 shares under 10b5-1 plan

Rhea-AI Filing Summary

Ross Stores, Inc. Group President and COO Michael J. Hartshorn reported open-market sales of 21,874 shares of common stock over two days. He sold 6,061 shares on March 24, 2026 at a weighted average price of $214.5195 and 15,813 shares on March 25, 2026 at a weighted average price of $214.9062. The trades were executed under a pre-established Rule 10b5-1 trading plan entered into on October 10, 2025, indicating they were pre-scheduled rather than discretionary. Following these transactions, he directly owns 116,028 shares of Ross Stores common stock.

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^*

Hartshorn Michael J.

(Last) (First) (Middle)

5130 HACIENDA DRIVE

(Street)

DUBLIN CALIFORNIA 94568

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ROSS STORES, INC. [ ROST ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GROUP PRESIDENT, COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/24/2026

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	03/24/2026		S		6,061(1)	D	$214.5195(2)	131,841	D
Common Stock	03/25/2026		S		15,813(1)	D	$214.9062(3)	116,028	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. Shares were sold pursuant to the terms of a pre-established 10b5-1 Plan entered into on October 10, 2025.

2. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $211.61 to $216.00 inclusive. The reporting person undertakes to provide to Ross Stores, Inc. and to the staff of the Securities and Exchange Commission upon request, full information regarding the numbers of shares sold at each separate price within this price range.

3. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $212.42 to $216.27, inclusive. The reporting person undertakes to provide to Ross Stores, Inc. and to the staff of the Securities and Exchange Commission upon request, full information regarding the numbers of shares sold at each separate price within this price range.

	/s/ Ken Jew for Michael J. Hartshorn	03/26/2026
	** 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 Ross Stores (ROST) report for Michael J. Hartshorn?

Ross Stores reported that Group President and COO Michael J. Hartshorn sold 21,874 shares of common stock in open-market transactions. The sales occurred over two days and were executed under a pre-established Rule 10b5-1 trading plan, indicating they were scheduled in advance.

On what dates did Michael J. Hartshorn sell Ross Stores (ROST) shares and at what prices?

Michael J. Hartshorn sold 6,061 Ross Stores shares on March 24, 2026, at a weighted average price of $214.5195 and 15,813 shares on March 25, 2026, at a weighted average price of $214.9062. Both trades reflected multiple transactions within disclosed price ranges.

How many Ross Stores (ROST) shares does Michael J. Hartshorn hold after these sales?

After the reported transactions, Michael J. Hartshorn directly owns 116,028 shares of Ross Stores common stock. This remaining position, disclosed in the filing, shows that he continues to hold a substantial equity stake in the company following the open-market sales.

Were Michael J. Hartshorn’s Ross Stores (ROST) share sales made under a Rule 10b5-1 plan?

Yes. The filing states that Michael J. Hartshorn’s share sales were made pursuant to a pre-established Rule 10b5-1 trading plan entered into on October 10, 2025. Such plans allow insiders to schedule trades in advance, reducing discretion over timing.

What price ranges applied to Michael J. Hartshorn’s Ross Stores (ROST) stock sales?

The filing notes weighted average prices, with March 24, 2026 trades executed between $212.42 and $216.27 per share and March 25, 2026 trades between $211.61 and $216.00. Detailed breakdowns by individual price are available from the company or SEC staff upon request.

What role does Michael J. Hartshorn hold at Ross Stores (ROST)?

Michael J. Hartshorn serves as Group President and Chief Operating Officer at Ross Stores and is also a director. His leadership position and equity ownership mean his transactions are reportable under insider trading disclosure rules and are made public through Form 4 filings.