NTB (NTB) director Mark T. Lynch buys 10,000 Bank of Butterfield shares

Rhea-AI Filing Summary

Bank of N.T. Butterfield & Son Ltd director Mark T. Lynch reported an open-market purchase of 10,000 ordinary shares on May 29, 2026 at an average price of $56.494 per share. Following this transaction, he directly holds 234,794 ordinary shares of the company.

Insider Trade Summary

Net Buyer: 10,000 shares

Net Buy 1 txn

Insider Lynch Mark T

Role Director

Bought 10,000 shs ($565K)

Type	Security	Shares	Price	Value
Purchase	Ordinary shares	10,000	$56.494	$565K

Holdings After Transaction: Ordinary shares — 234,794 shares (Direct)

Key Figures

Shares purchased: 10,000 shares Purchase price: $56.494 per share Shares held after transaction: 234,794 shares +2 more

5 metrics

Shares purchased 10,000 shares Ordinary shares bought on May 29, 2026

Purchase price $56.494 per share Average price for May 29, 2026 purchase

Shares held after transaction 234,794 shares Total direct ownership following purchase

Transaction code P (purchase) Open-market or private transaction classification

Net buy/sell shares 10,000 shares Net effect across all reported transactions

Key Terms

open-market purchase, Ordinary shares, Form 4

3 terms

open-market purchase financial

"The transaction is classified as an open-market purchase."

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Ordinary shares financial

"The security involved is described as Ordinary shares."

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

Form 4 regulatory

"Details of the trade are disclosed in a Form 4 insider filing."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 06/02/2026 - 09:41 AM Learn about SEC filing dates

FAQ

What insider transaction did NTB director Mark T. Lynch report?

Mark T. Lynch reported an open-market purchase of 10,000 NTB ordinary shares. The transaction occurred on May 29, 2026, and was executed at an average price of $56.494 per share, according to the Form 4 filing.

At what price did Mark T. Lynch buy Bank of N.T. Butterfield (NTB) shares?

He bought the NTB ordinary shares at an average price of $56.494 per share. This price reflects the consideration paid in the open-market purchase recorded in the Form 4 insider transaction report.

How many Bank of N.T. Butterfield (NTB) shares does Mark T. Lynch now hold?

After the reported transaction, Mark T. Lynch directly holds 234,794 NTB ordinary shares. This figure represents his total direct ownership following the 10,000-share open-market purchase on May 29, 2026.

Was the NTB insider transaction by Mark T. Lynch a purchase or a sale?

The transaction was a purchase of shares, not a sale. The Form 4 identifies it as an open-market purchase, coded as a “P” transaction and classified as a buy in the filing data.

What type of security did Mark T. Lynch acquire in the NTB Form 4 filing?

He acquired ordinary shares of Bank of N.T. Butterfield & Son Ltd. The filing specifies these as non-derivative securities, meaning they are direct equity holdings rather than options or other derivatives.

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^*

Lynch Mark T

(Last) (First) (Middle)

65 FRONT STREET

(Street)

HAMILTON HM 12

(City) (State) (Zip)

BERMUDA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Bank of N.T. Butterfield & Son Ltd [ NTB ]

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

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

2a. Foreign Trading Symbol
[NTB.BH]

3. Date of Earliest Transaction (Month/Day/Year)
05/29/2026

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
Ordinary shares	05/29/2026	05/29/2026	P		10,000	A	$56.494	234,794	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:

Remarks:

	/s/ Tara Hidalgo, by power of attorney for Mark Lynch	06/02/2026
	** 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)