Northern Trust co-president sells 3,009 shares

Northern Trust Corp executive Guy Gibson, Co-President of Asset Servicing, reported an open-market sale of 3,009 shares of common stock on March 5, 2026.

Rhea-AI Filing Summary

Northern Trust Corp executive Guy Gibson, Co-President of Asset Servicing, reported an open-market sale of 3,009 shares of common stock on March 5, 2026. The shares were sold at a weighted average price of about $142.39 per share. After this sale, Gibson directly owns 29,332 shares of Northern Trust common stock.

Insider Trade Summary

Net Seller: 3,009 shares

Net Sell 1 txn

Insider Gibson Guy

Role Co-President Asset Servicing

Sold 3,009 shs ($428K)

Type	Security	Shares	Price	Value
Sale	Common Stock	3,009	$142.39	$428K

Holdings After Transaction: Common Stock — 29,332 shares (Direct)

Footnotes (2)

1. F1. Price reflects the weighted average sales price from $142.39 to $142.42. Information regarding the number of shares sold at each separate price will be provided by the reporting person upon request.
2. F2. Represents stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Northern Trust (NTRS) report for Guy Gibson?

Northern Trust reported that Co-President of Asset Servicing Guy Gibson sold 3,009 shares of common stock in an open-market transaction. The sale occurred on March 5, 2026, and was executed at a weighted average price of about $142.39 per share.

At what price did Guy Gibson sell Northern Trust (NTRS) shares?

Guy Gibson’s sale was executed at a weighted average price of approximately $142.39 per Northern Trust share. A footnote notes individual trades occurred between $142.39 and $142.42, and detailed breakdowns by exact price level are available from the reporting person upon request.

How many Northern Trust (NTRS) shares does Guy Gibson own after this sale?

Following the reported transaction, Guy Gibson directly owns 29,332 shares of Northern Trust common stock. This figure reflects his holdings immediately after selling 3,009 shares on March 5, 2026, in an open-market transaction reported on the Form 4 filing.

What role does Guy Gibson hold at Northern Trust (NTRS) in this Form 4?

In the Form 4, Guy Gibson is identified as an officer of Northern Trust, serving as Co-President of Asset Servicing. His position makes him a reporting person for insider transactions in Northern Trust common stock under SEC Section 16 requirements.

Was Guy Gibson’s Northern Trust (NTRS) transaction a purchase or a sale?

The transaction reported was a sale of Northern Trust common stock. The Form 4 classifies it with code “S,” described as an open-market or private sale, and flags the transaction direction as a sell of 3,009 shares at a weighted average price near $142.39.

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

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Accepted by SEC EDGAR 03/06/2026 - 06:17 PM EST 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^*

Gibson Guy

(Last) (First) (Middle)

50 SOUTH LASALLE STREET

(Street)

CHICAGO IL 60603

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
NORTHERN TRUST CORP [ NTRS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-President Asset Servicing

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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	03/05/2026		S		3,009	D	$142.39(1)	29,332(2)	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. Price reflects the weighted average sales price from $142.39 to $142.42. Information regarding the number of shares sold at each separate price will be provided by the reporting person upon request.

2. Represents stock units payable automatically on a 1-for-1 basis in shares of the Corporation's common stock.

Remarks:

	Michael Rouvina, Attorney-in-Fact for Guy Gibson	03/06/2026
	** 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.