NBT Bancorp Inc.
US ˙ NasdaqGS ˙ US6287781024

SecurityNBTB / NBT Bancorp Inc.
InstitutionWetherby Asset Management Inc
Latest Disclosed Ownership10,247 shares
Latest Disclosed Value $ 427,915
Wetherby Asset Management Inc ownership in NBTB / NBT Bancorp Inc.

On November 14, 2025 - Wetherby Asset Management Inc filed a 13F-HR form disclosing ownership of 10,247 shares of NBT Bancorp Inc. (US:NBTB) valued at $427,915 USD as of September 30, 2025. The entity filed a previous 13F-HR on August 14, 2025 disclosing 10,247 shares of NBT Bancorp Inc.. This represents a change in shares of 0.00% during the quarter. The current value of the position is $475,563 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2025-11-14 2025-09-30 13F NBT BANCORP COM 628778102 10,247 0 0.00 428 0.47 0.0127
2025-08-14 2025-06-30 13F NBT BANCORP COM 628778102 10,247 -4 -0.04 426 -13.09 0.0190
2025-02-14 2024-12-31 13F NBT BANCORP COM 628778102 10,251 -4 -0.04 490 7.95 0.0235
2024-11-14 2024-09-30 13F NBT BANCORP COM 628778102 10,255 0 0.00 454 14.68 0.0207
2024-08-14 2024-06-30 13F NBT BANCORP COM 628778102 10,255 -49 -0.48 396 4.77 0.0187
2024-05-15 2024-03-31 13F NBT BANCORP COM 628778102 10,304 0 0.00 378 -12.53 0.0180
2024-02-14 2023-12-31 13F NBT BANCORP COM 628778102 10,304 0 0.00 432 32.21 0.0225
2023-11-14 2023-09-30 13F NBT BANCORP COM 628778102 10,304 -68 -0.66 327 -1.21 0.0185
2023-08-14 2023-06-30 13F NBT BANCORP COM 628778102 10,372 0 0.00 330 -5.44 0.0178
2023-05-12 2023-03-31 13F NBT BANCORP COM 628778102 10,372 0 0.00 350 -22.44 0.0205
2023-02-14 2022-12-31 13F NBT BANCORP COM 628778102 10,372 -3 -0.03 450 14.21 0.0289
2022-11-14 2022-09-30 13F NBT BANCORP COM 628778102 10,375 -10 -0.10 394 1.03 0.0278
2022-08-15 2022-06-30 13F NBT BANCORP COM 628778102 10,385 -48 -0.46 390 3.45 0.0266
2022-05-16 2022-03-31 13F NBT BANCORP COM 628778102 10,433 0 0.00 377 -6.22 0.0216
2022-02-14 2021-12-31 13F NBT BANCORP COM 628778102 10,433 0 0.00 402 6.63 0.0226
2021-11-15 2021-09-30 13F NBT BANCORP COM 628778102 10,433 0 0.00 377 0.53 0.0233
2021-08-16 2021-06-30 13F NBT BANCORP COM 628778102 10,433 0 0.00 375 -9.86 0.0229
2021-05-14 2021-03-31 13F NBT BANCORP COM 628778102 10,433 10,433 416 0.0317
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.