Northern Trust (NTRS) director Petrino buys 1,000 company shares

Rhea-AI Filing Summary

Northern Trust Corporation director Richard Petrino reported buying additional company stock. On February 5, 2026, he purchased 1,000 shares of common stock at $148.91 per share in an open-market transaction.

After this purchase, Petrino beneficially owns 3,332.09 shares, which includes 2,332.09 stock units that are payable automatically on a 1-for-1 basis in shares of Northern Trust’s common stock.

Insider Trade Summary

Net Buyer: 1,000 shares ($148,910)

Net Buy 1 txn

Insider Petrino Richard

Role Director

Bought 1,000 shs ($149K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,000	$148.91	$149K

Holdings After Transaction: Common Stock — 3,332.09 shares (Direct)

Footnotes (1)

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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^*

Petrino Richard

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

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	02/05/2026		P		1,000	A	$148.91	3,332.09(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 2,332.09 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 Richard Petrino	02/05/2026
	** 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.

FAQ

What insider transaction did NTRS director Richard Petrino report?

Director Richard Petrino reported buying 1,000 shares of Northern Trust common stock at $148.91 per share. The transaction occurred on February 5, 2026, and was disclosed as a purchase of non-derivative securities on a Form 4 insider trading report.

How many Northern Trust (NTRS) shares does Richard Petrino own after this trade?

After the February 5, 2026 purchase, Richard Petrino beneficially owns 3,332.09 shares of Northern Trust. This total includes 2,332.09 stock units that will automatically convert on a one-for-one basis into shares of the company’s common stock.

What price did the NTRS director pay for the recently purchased shares?

Richard Petrino paid $148.91 per share for 1,000 shares of Northern Trust common stock. The transaction was recorded as a direct ownership purchase and reflects an open-market buy at that stated per-share price on February 5, 2026.

Are derivative securities involved in this Northern Trust (NTRS) Form 4 filing?

The filing’s transaction table shows activity only in non-derivative common stock, with no derivative securities reported. However, Petrino’s total beneficial ownership includes 2,332.09 stock units that are payable automatically on a one-for-one basis in common shares.

What does the 2,332.09 stock units figure mean for NTRS director Petrino?

The 2,332.09 stock units represent deferred units that will convert into an equal number of Northern Trust common shares. They are described as payable automatically on a one-for-one basis, and are included in Petrino’s total beneficial ownership figure of 3,332.09 shares.

Is Richard Petrino’s ownership in NTRS classified as direct or indirect?

The reported 3,332.09 beneficially owned shares, including the stock units, are listed under direct ownership. The Form 4 shows the transaction as "D" for direct, with no separate indirect ownership entity or special nature of indirect beneficial ownership disclosed.