[Form 4] CSX CORP Insider Trading Activity

Rhea-AI Filing Summary

CSX Corp senior vice president and chief commercial officer received a grant of 1,296 shares of common stock on 11/14/2025, reported at a price of $0 per share. These are restricted stock units awarded under the CSX Corporation 2025-2027 Long-Term Incentive Plan and will vest in three equal installments on February 14, 2026, February 14, 2027 and February 14, 2028. After this grant, the executive beneficially owns 7,090 shares directly, 3,372 equivalent shares through the CSX Corporation 401(k) Savings Thrift Plan, and 4,154 shares via a joint revocable trust.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Kenney Maryclare T.

Role SVP & Chief Commercial Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,296	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 7,090 shares (Direct); Common Stock — 3,372 shares (Indirect, CSX Corporation 401(k) Plan)

Footnotes (1)

1. Restricted stock units awarded pursuant to the CSX Corporation 2025-2027 Long-Term Incentive Plan. The units vest in three equal installments on February 14, 2026, February 14, 2027 and February 14, 2028. By Trustee, CSX Corporation Savings Thrift Plan. The number reflects equivalent shares of cash value held in CSX Stock Fund, which amounts will fluctuate dependent upon daily net asset value of the fund.

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).

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^*

Kenney Maryclare T.

(Last) (First) (Middle)

500 WATER STREET

(Street)

JACKSONVILLE FL 32202

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & Chief Commercial Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/14/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

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

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	11/14/2025		A		1,296(1)	A	$0	7,090	D
Common Stock								3,372	I	CSX Corporation 401(k) Plan(2)
Common Stock								4,154	I	Joint Revocable 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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Restricted stock units awarded pursuant to the CSX Corporation 2025-2027 Long-Term Incentive Plan. The units vest in three equal installments on February 14, 2026, February 14, 2027 and February 14, 2028.

2. By Trustee, CSX Corporation Savings Thrift Plan. The number reflects equivalent shares of cash value held in CSX Stock Fund, which amounts will fluctuate dependent upon daily net asset value of the fund.

	/s/ Tammy D. Butler, Attorney-in-Fact	11/18/2025
	** 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).
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