MAHONEY RUTH H

PrivateCIK: 1881927
Location

NORWICH, NY

Senior insider sale

EVP/President of Wealth Mgmt at NBT BANCORP INC — senior position signals high conviction

$477.4K

9.50K shares

What this filing means

MAHONEY RUTH H plans to sell 9.50K shares of NBT BANCORP INC valued at approximately $477.4K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderMAHONEY RUTH HCIK 1881927
IssuerNBT BANCORP INCCIK 790359
Officer· EVP/President of Wealth Mgmt
Since Aug 2021
9.50K
Shares to sell
$477.4K
Approx. market value
4.50K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months8
Sort

Performance Shares

Not Applicable

3/23/2026
1.22K

Performance Shares

Not Applicable

3/23/2026
297.00

Restricted Stock

Not Applicable

1/15/2026
346.00

Restricted Stock

Not Applicable

1/15/2026
322.00

Restricted Stock

Not Applicable

1/15/2026
321.00

Restricted Stock

Not Applicable

1/15/2026
344.00

Restricted Stock

Not Applicable

8/15/2025
1.34K

Restricted Stock

Not Applicable

1/15/2025
306.00
Total acquired4.50K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

5K

Market value

$233.0K

6/5/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

4.50K

Market value

$244.3K

7/29/2026
Total

Units

9.50K

Value

$477.4K