401k Record

Employers › NBT Bancorp Inc. 52 South Broad Street Norwich New York 13815.

NBT Bancorp Inc. 52 South Broad Street Norwich New York 13815. 401(k)

Recordkeeping fees per participant · NBT Bancorp Inc. 401(k) & Employee Stock Ownership Plan · plan year 2024

$10.10

Higher than 9% of the 1,697 plans $250M to 1B that report it.

Source

= $25,806 / 2,555
Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20250627132035NAL0009818257001, received 2025-06-27
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250627132035NAL0009818257001, received 2025-06-27

10th: $11.56median $49.9890th: $89.63

Percentiles compare this plan with the Schedule H plans $250M to 1B in assets of the same plan year, excluding final filings; shown only where at least 50 comparable plans report the figure. Plan year 2024-01-01 to 2024-12-31, filing received 2025-06-27.

Cost and contributions

Administrative expenses excluding investment management, per participant

$10.10

10th: $18.52median $67.2190th: $147.71

Higher than 6% of the 2,324 plans $250M to 1B that report it.

Source

= $25,806 / 2,555
derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20250627132035NAL0009818257001, received 2025-06-27
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250627132035NAL0009818257001, received 2025-06-27

Administrative expenses per participant

$10.10

10th: $27.95median $88.2590th: $203.68

Higher than 3% of the 2,405 plans $250M to 1B that report it.

Source

= $25,806 / 2,555
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20250627132035NAL0009818257001, received 2025-06-27
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250627132035NAL0009818257001, received 2025-06-27

Administrative expenses as a share of assets

0.007%

10th: 0.018%median 0.073%90th: 0.183%

Higher than 4% of the 2,407 plans $250M to 1B that report it.

Source

= $25,806 / $366,484,744
Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20250627132035NAL0009818257001, received 2025-06-27
assets_eoy: Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20250627132035NAL0009818257001, received 2025-06-27

Employer contributions per participant

$2,774

10th: $1,169median $3,07390th: $8,346

Higher than 44% of the 2,457 plans $250M to 1B that report it.

Source

= $7,088,166 / 2,555
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20250627132035NAL0009818257001, received 2025-06-27
participants_with_balance: Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250627132035NAL0009818257001, received 2025-06-27

Employer share of total contributions

27.4%

10th: 17.5%median 31.1%90th: 48.7%

Higher than 38% of the 2,459 plans $250M to 1B that report it.

Source

= $7,088,166 / $25,838,177
Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20250627132035NAL0009818257001, received 2025-06-27
total_contrib: Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20250627132035NAL0009818257001, received 2025-06-27

Plan terms, as stated in NBT Bancorp Inc., 52 South Broad Street, Norwich, New York 13815.'s SEC filings

Employer match

“The Company’s matching contribution is 100% of each participant’s contribution up to 1% of compensation plus 50% of the next 5% of compensation for a total matching contribution of up to 3.5% of compensation.”

Form 11-K filed 2026-06-24, for the year ended 2025-12-31 · plan description note, contributions · source document

Eligibility

“All employees who are age 21 or over and scheduled to complete 1,000 hours of service or have completed 1,000 hours of service are eligible to participate in the Plan.”

Form 11-K filed 2026-06-24, for the year ended 2025-12-31 · plan description note, eligibility · source document

Vesting

“The participants’ vesting in Safe Harbor employer matching contributions are 100% vested upon completion of two years of service.”

Form 11-K filed 2026-06-24, for the year ended 2025-12-31 · plan description note, vesting · source document

Automatic enrollment

“The Plan includes provisions for automatic elective contributions under which any employee that meets certain eligibility requirements will be automatically enrolled in the Plan and will automatically have 6% withheld from his or her compensation and contributed to the Plan.”

Form 11-K filed 2026-06-24, for the year ended 2025-12-31 · plan description note, contributions · source document

Terms quoted from the filing for the year ended 2025-12-31. Figures cover plan year 2024. The plan document governs.

Plan features

2E profit-sharing · 2H partially participant-directed · 2J 401(k) feature · 2K 401(m) arrangement · 2O ESOP-related feature · 2S pre-approved plan document · 2T default investment (QDIA) · 3D IRS pre-approved plan · 3H controlled-group sponsor · Form 5500, line 8a; TYPE_PENSION_BNFT_CODE pos 81; filing 20250627132035NAL0009818257001, received 2025-06-27

Full record, NBT Bancorp Inc. 401(k) & Employee Stock Ownership Plan

FieldValueSource
Plan sponsorNBT BANCORP INC.Form 5500, Part II line 2a; SPONSOR_DFE_NAME pos 19; filing 20250627132035NAL0009818257001, received 2025-06-27
Plan nameNBT BANCORP INC. 401(K) & EMPLOYEE STOCK OWNERSHIP PLANForm 5500, line 1a; PLAN_NAME pos 16; filing 20250627132035NAL0009818257001, received 2025-06-27
Sponsor EIN / plan number16-1268674 / 002Form 5500, line 2b; SPONS_DFE_EIN pos 44; filing 20250627132035NAL0009818257001, received 2025-06-27
Plan typesingle-employerForm 5500, Part I line A; TYPE_PLAN_ENTITY_CD pos 4; filing 20250627132035NAL0009818257001, received 2025-06-27
Sponsor locationNORWICH, NYForm 5500, line 2a; SPONS_DFE_MAIL_US_STATE pos 25; filing 20250627132035NAL0009818257001, received 2025-06-27
Industry (business code)522110, Finance and insuranceForm 5500, line 2d; BUSINESS_CODE pos 46; filing 20250627132035NAL0009818257001, received 2025-06-27
Plan year2024-01-01 to 2024-12-31Form 5500, Part I plan year; FORM_PLAN_YEAR_BEGIN_DATE pos 2; filing 20250627132035NAL0009818257001, received 2025-06-27
Filing received2025-06-27Form 5500, EFAST2 receipt date; DATE_RECEIVED pos 102; filing 20250627132035NAL0009818257001, received 2025-06-27
Final filingnoForm 5500, Part I line B; FINAL_FILING_IND pos 8; filing 20250627132035NAL0009818257001, received 2025-06-27
Amended filingnoForm 5500, Part I line B; AMENDED_IND pos 7; filing 20250627132035NAL0009818257001, received 2025-06-27
Participants, beginning of year2,529Form 5500, line 5; TOT_PARTCP_BOY_CNT pos 71; filing 20250627132035NAL0009818257001, received 2025-06-27
Active participants2,046Form 5500, line 6a(2); TOT_ACTIVE_PARTCP_CNT pos 72; filing 20250627132035NAL0009818257001, received 2025-06-27
Participants, end of year2,573Form 5500, line 6f; TOT_ACT_RTD_SEP_BENEF_CNT pos 77; filing 20250627132035NAL0009818257001, received 2025-06-27
Participants with an account balance2,555Form 5500, line 6g(2); PARTCP_ACCOUNT_BAL_CNT pos 78; filing 20250627132035NAL0009818257001, received 2025-06-27
Total assets, beginning of year$321,605,789Schedule H, Part I line 1f col (a); TOT_ASSETS_BOY_AMT pos 30; filing 20250627132035NAL0009818257001, received 2025-06-27
Total assets, end of year$366,484,744Schedule H, Part I line 1f col (b); TOT_ASSETS_EOY_AMT pos 61; filing 20250627132035NAL0009818257001, received 2025-06-27
Net assets, end of year$366,442,879Schedule H, line 1l col (b); NET_ASSETS_EOY_AMT pos 67; filing 20250627132035NAL0009818257001, received 2025-06-27
Total income$72,639,501Schedule H, Part II line 2d; TOT_INCOME_AMT pos 97; filing 20250627132035NAL0009818257001, received 2025-06-27
Net income$45,654,668Schedule H, line 2k; NET_INCOME_AMT pos 111; filing 20250627132035NAL0009818257001, received 2025-06-27
Employer contributions$7,088,166Schedule H, Part II line 2a(1)(A); EMPLR_CONTRIB_INCOME_AMT pos 68; filing 20250627132035NAL0009818257001, received 2025-06-27
Participant contributions$13,792,131Schedule H, line 2a(1)(B); PARTICIPANT_CONTRIB_AMT pos 69; filing 20250627132035NAL0009818257001, received 2025-06-27
Other contributions (incl. rollovers)$4,957,880Schedule H, line 2a(1)(C); OTH_CONTRIB_RCVD_AMT pos 70; filing 20250627132035NAL0009818257001, received 2025-06-27
Total contributions$25,838,177Schedule H, line 2a(3); TOT_CONTRIB_AMT pos 72; filing 20250627132035NAL0009818257001, received 2025-06-27
Benefit payments$26,955,468Schedule H, line 2e(4); TOT_DISTRIB_BNFT_AMT pos 101; filing 20250627132035NAL0009818257001, received 2025-06-27
Total expenses (incl. benefit payments)$26,984,833Schedule H, line 2j; TOT_EXPENSES_AMT pos 110; filing 20250627132035NAL0009818257001, received 2025-06-27
Total administrative expenses$25,806Schedule H, line 2i(12) total administrative expenses; TOT_ADMIN_EXPENSES_AMT pos 109; filing 20250627132035NAL0009818257001, received 2025-06-27
Recordkeeping fees$25,806Schedule H, line 2i(3); OTH_RECORDKEEPING_FEES_AMT pos 160; filing 20250627132035NAL0009818257001, received 2025-06-27
Administrative expenses excluding investment management$25,806derived, admin_expenses (2i(12)) minus invst_mgmt_fees (2i(5)), floored at 0; filing 20250627132035NAL0009818257001, received 2025-06-27
Held in common/collective trusts$18,539,578Schedule H, line 1c(9) col (b); INT_COMMON_TR_EOY_AMT pos 51; filing 20250627132035NAL0009818257001, received 2025-06-27
Held in mutual funds$307,131,380Schedule H, line 1c(13) col (b); INT_REG_INVST_CO_EOY_AMT pos 55; filing 20250627132035NAL0009818257001, received 2025-06-27
Independent auditorBONADIO & CO., LLPSchedule H, Part III line 3a; ACCOUNTANT_FIRM_NAME pos 116; filing 20250627132035NAL0009818257001, received 2025-06-27

Position = column in the DOL layout for form year 2024. Filing 20250627132035NAL0009818257001, received 2025-06-27.

Service providers paid directly by the plan

ProviderRelationshipService codesDirect compensationIndirect
EPIC RETIREMENT PLAN SERVICESrecordkeeperWHOLLY OWNED SUBSIDIARY 15 Recordkeeping and information management; 37 Participant loan processing; 38 Participant communication $25,806yes
CHARLES SCHWAB & CO., INC.NONE 59 Shareholder servicing fees $12,805yes
CHARLES SCHWAB TRUST BANKNONE 19 Custodial (securities); 62 Float revenue $0yes

Schedule C Part I line 2: name (a), service codes (b), relationship (c), direct compensation paid by the plan (d), indirect compensation received (e). Filing 20250627132035NAL0009818257001, received 2025-06-27.

What changed since the 2023 plan year

Figure20232024Change
Total assets$321,605,789$366,484,74414.0%
Participants with a balance2,5172,5551.5%
Administrative expenses$38,674$25,806-33.3%
Recordkeeping fees per participant$15.37$10.10-34.3%
Employer contributions$5,311,908$7,088,16633.4%

Prior filing 20240709083058NAL0020603792001, received 2024-07-09; the plan years are contiguous.

Alerts, claims and corrections

Alert me when this filing changes

One email when a new Form 5500 for NBT Bancorp Inc. 401(k) & Employee Stock Ownership Plan appears in the Department of Labor data. Confirmation link first; unsubscribe link in every email.

Claim this plan

For the sponsor or its plan administrator: request to verify or annotate this page. A work email address at the sponsor speeds up verification.

Report a correction

Every figure is reproduced from the filing with its source. Tell us which figure and what the filing says instead.

Sponsor name as filed: NBT BANCORP INC.; SEC registrant: NBT BANCORP INC (CIK 790359, matched by EIN; display name from the Form 11-K cover).