NBT Bancorp (NBTB) EVP sells 1,200 shares in Form 4 filing

Rhea-AI Filing Summary

NBT Bancorp Inc. executive vice president and general counsel Martin Randolph Sparks reported an open-market sale of 1,200 shares of NBT Bancorp Inc. Common Stock on June 12, 2026 at an average price of $48.0417 per share. After this transaction, he directly holds 14,462.882 shares of the company’s common stock.

Insider Trade Summary

Net Seller: 1,200 shares ($57,650)

Net Sell 1 txn

Insider Sparks Martin Randolph

Role EVP,General Counsel,Secretary

Sold 1,200 shs ($58K)

Type	Security	Shares	Price	Value
Sale	NBT Bancorp Inc. Common Stock	1,200	$48.0417	$58K

Holdings After Transaction: NBT Bancorp Inc. Common Stock — 14,462.882 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 1,200 shares Sale price per share: $48.0417 per share Shares held after transaction: 14,462.882 shares +2 more

5 metrics

Shares sold 1,200 shares Open-market sale on June 12, 2026

Sale price per share $48.0417 per share Average price for the reported sale

Shares held after transaction 14,462.882 shares Direct ownership following the sale

Net share change 1,200 shares sold Net buy/sell shares in transaction summary

Sell transactions count 1 transaction Single open-market sale reported

Key Terms

open-market sale, Form 4, direct ownership, transaction code "S"

4 terms

open-market sale financial

"transaction_action is described as an open-market sale of common stock"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"Insider trading activity is disclosed through a Form 4 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.

direct ownership financial

"Ownership type is classified as direct with code D"

transaction code "S" regulatory

"The sale is tagged with transaction code "S" for a sale"

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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^*

Sparks Martin Randolph

(Last) (First) (Middle)

52 SOUTH BROAD STREET

(Street)

NORWICH NEW YORK 13815

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NBT BANCORP INC [ NBTB ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP,General Counsel,Secretary

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/12/2026

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
NBT Bancorp Inc. Common Stock	06/12/2026		S		1,200	D	$48.0417	14,462.882	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:

	By: Annette L. Burns, Power of Attorney For: Martin Randolph Sparks	06/12/2026
	** 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 NBT Bancorp (NBTB) report for Martin Randolph Sparks?

NBT Bancorp reported that executive vice president and general counsel Martin Randolph Sparks sold 1,200 shares of common stock in an open-market transaction. The sale was disclosed in a Form 4 insider trading report filed with regulators.

At what price did Martin Randolph Sparks sell NBTB shares?

Martin Randolph Sparks sold 1,200 NBT Bancorp common shares at an average price of $48.0417 per share. This price reflects the weighted average for the open-market sale reported in the Form 4 filing.

How many NBT Bancorp shares does Martin Randolph Sparks hold after this sale?

Following the reported transaction, Martin Randolph Sparks directly holds 14,462.882 shares of NBT Bancorp common stock. This post-transaction balance is explicitly stated in the Form 4 as total shares following the sale.

What role does Martin Randolph Sparks hold at NBT Bancorp (NBTB)?

Martin Randolph Sparks serves as executive vice president, general counsel, and secretary at NBT Bancorp Inc. His officer status and titles are disclosed in the insider ownership section of the Form 4 filing.

Was the NBTB insider transaction a buy or a sell?

The reported NBT Bancorp insider transaction was a sale. The Form 4 lists transaction code “S,” describes it as an open-market sale, and classifies the transaction direction as “sell” in the structured data.