NBT Bancorp EVP reports share dispositions

NBT Bancorp Inc. executive vice president and Chief Community Innovation Officer Sarah A. Halliday reported several equity transactions in company stock.

Rhea-AI Filing Summary

NBT Bancorp Inc. executive vice president and Chief Community Innovation Officer Sarah A. Halliday reported several equity transactions in company stock. On 01/15/2026, she recorded multiple non-derivative transactions coded "F" involving NBT Bancorp Inc. common stock, with individual lots of 290, 341, 314, 311, and 296 shares at a price of $43.71 per share. Following these transactions, she directly held 26,635 shares of common stock and indirectly held 7,402.768 shares through a 401k. She also reported 5,145.101 shares of phantom stock, each deemed invested in one share of NBT Bancorp Inc. common stock under the company’s Deferred Compensation Plan.

Insider Trade Summary

Exercise Price or Tax Liability: 1,552 shares

Exercise Price or Tax Liability 7 txns

Insider Halliday Sarah A

Role EVP/Chief Comm Innovation Off

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	NBT Bancorp Inc. Common Stock	290	$43.71	$13K
Exercise Price or Tax Liability	NBT Bancorp Inc. Common Stock	341	$43.71	$15K
Exercise Price or Tax Liability	NBT Bancorp Inc. Common Stock	314	$43.71	$14K
Exercise Price or Tax Liability	NBT Bancorp Inc. Common Stock	311	$43.71	$14K
Exercise Price or Tax Liability	NBT Bancorp Inc. Common Stock	296	$43.71	$13K
holding	Phantom Stock	--	--	--
holding	NBT Bancorp Inc. Common Stock	--	--	--

Holdings After Transaction: NBT Bancorp Inc. Common Stock — 26,635 shares (Direct); Phantom Stock — 5,145.101 contracts (Direct); NBT Bancorp Inc. Common Stock — 7,402.768 shares (Indirect, 401k)

Footnotes (1)

1. F1. Each share of phantom stock is deemed invested in one share of NBT Bancorp Inc. common stock pursuant to the terms of the Deferred Compensation Plan.

FAQ

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Who is the insider reporting this Form 4 for NBTB?

The reporting person is Sarah A. Halliday, an officer of NBT Bancorp Inc. with the title EVP/Chief Comm Innovation Off.

What type of NBT Bancorp Inc. stock transactions did Sarah Halliday report?

She reported several non-derivative transactions in NBT Bancorp Inc. common stock on 01/15/2026, each coded "F" in the Form 4.

At what price were the reported NBTB share transactions recorded?

Each reported non-derivative transaction in NBT Bancorp Inc. common stock was recorded at $43.71 per share.

How many NBT Bancorp shares does Sarah Halliday hold after these transactions?

After the reported transactions, Sarah Halliday directly held 26,635 shares of NBT Bancorp Inc. common stock and indirectly held 7,402.768 shares through a 401k.

What is the phantom stock position reported in this NBTB Form 4?

She reported 5,145.101 shares of phantom stock, each deemed invested in one share of NBT Bancorp Inc. common stock under the Deferred Compensation Plan.

Is this NBTB Form 4 filed by more than one reporting person?

No. The Form 4 indicates it is filed by one reporting person, Sarah A. Halliday.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 01/16/2026 - 03:57 PM 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^*

Halliday Sarah A

(Last) (First) (Middle)

52 SOUTH BROAD STREET

(Street)

NORWICH NY 13815

(City) (State) (Zip)

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/Chief Comm Innovation Off

3. Date of Earliest Transaction (Month/Day/Year)
01/15/2026

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
NBT Bancorp Inc. Common Stock	01/15/2026		F		290	D	$43.71	27,897	D
NBT Bancorp Inc. Common Stock	01/15/2026		F		341	D	$43.71	27,556	D
NBT Bancorp Inc. Common Stock	01/15/2026		F		314	D	$43.71	27,242	D
NBT Bancorp Inc. Common Stock	01/15/2026		F		311	D	$43.71	26,931	D
NBT Bancorp Inc. Common Stock	01/15/2026		F		296	D	$43.71	26,635	D
NBT Bancorp Inc. Common Stock								7,402.768	I	401k

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
Phantom Stock	(1)							(1)	(1)	NBT Bancorp Inc. Common Stock	5,145.101		5,145.101	D

Explanation of Responses:

1. Each share of phantom stock is deemed invested in one share of NBT Bancorp Inc. common stock pursuant to the terms of the Deferred Compensation Plan.

	By: Annette L. Burns, Power of Attorney For: Sarah A. Halliday	01/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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** 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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