Director Jason Brown of NBT Bancorp (NASDAQ: NBTB) receives 1,050-share RSU grant

Rhea-AI Filing Summary

Brown Jason David reported acquisition or exercise transactions in this Form 4 filing.

NBT Bancorp Inc. director Jason David Brown received an equity award of 1,050 shares of NBT Bancorp Inc. Common Stock as a grant under the company’s 2024 Omnibus Incentive Plan. The award is in the form of restricted stock units that vest in one year and brings his direct holdings to 8,414 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Brown Jason David

Role null

Type	Security	Shares	Price	Value
Grant/Award	NBT Bancorp Inc. Common Stock	1,050	$0.00	--

Holdings After Transaction: NBT Bancorp Inc. Common Stock — 8,414 shares (Direct, null)

Footnotes (1)

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Key Figures

Equity award size: 1,050 shares Price per share for grant: $0.0000 per share Total shares after transaction: 8,414 shares

3 metrics

Equity award size 1,050 shares Restricted stock unit grant on May 19, 2026

Price per share for grant $0.0000 per share Compensation grant, not market purchase

Total shares after transaction 8,414 shares Direct holdings following the award

Key Terms

restricted stock units, 2024 Omnibus Incentive Plan, annual retainer, grant, award, or other acquisition

4 terms

restricted stock units financial

"in the form of restricted stock units of the Company's common stock that vest in one year"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

2024 Omnibus Incentive Plan financial

"Acquired pursuant to the NBT Bancorp Inc. 2024 Omnibus Incentive Plan"

annual retainer financial

"Each outside director is entitled to receive an annual retainer for Board service"

grant, award, or other acquisition financial

"transaction code description: Grant, award, or other acquisition"

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^*

Brown Jason David

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/19/2026

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	05/19/2026		A		1,050(1)	A	$0.0	8,414	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. Acquired pursuant to the NBT Bancorp Inc. 2024 Omnibus Incentive Plan. Each outside director is entitled to receive an annual retainer for Board service in the form of restricted stock units of the Company's common stock that vest in one year.

	By: Annette L. Burns, Power of Attorney For: Jason David Brown	05/21/2026
	** 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 did NBTB director Jason David Brown report in this Form 4?

Director Jason David Brown reported receiving 1,050 shares of NBT Bancorp Inc. Common Stock as an equity award. The shares were granted as restricted stock units under the 2024 Omnibus Incentive Plan and represent compensation for his Board service.

How many NBTB shares does Jason David Brown hold after this award?

After this equity award, Jason David Brown directly holds 8,414 shares of NBT Bancorp Inc. Common Stock. This updated total reflects the 1,050-share grant reported in the Form 4, which was received as part of his compensation for serving on the Board.

What plan governed the 1,050-share grant to NBTB director Brown?

The 1,050-share grant was acquired under the NBT Bancorp Inc. 2024 Omnibus Incentive Plan. The plan provides that each outside director receives an annual retainer for Board service in the form of restricted stock units of the company’s common stock.

Are the 1,050 NBTB shares granted to Brown immediately vested?

No, the 1,050 shares were granted as restricted stock units that vest in one year. This means Brown must satisfy the one-year vesting period tied to his Board service before the restricted stock units fully convert into unrestricted common shares.

Is Brown’s 1,050-share NBTB award an open-market purchase or compensation?

The 1,050-share transaction is compensation, not an open-market purchase. It is coded as a grant or award acquisition with a price of $0.0000 per share, reflecting restricted stock units received as part of his annual Board retainer under the incentive plan.