Find an old Southside Bancshares 401(k)

Who to contact about an account in each of the 4 Southside Bancshares plans, from the filings. Free, no sign-up, no Social Security number.

Savings Plan for the Subsidiaries of Southside Bancshares, Inc.

Southside Bancshares, Inc. · Plan 002 · EIN 75-1848732 · Tyler, TX

Active · plan year 2025 filing401(k)
Plan administratorSouthside Bancshares, Inc.
PO Box 6170, Tyler, TX 75711-0000
Form 5500 ↗
Recordkeeper (who holds the accounts)Principal Life Insurance CompanySchedule C ↗
Former employees with balances133 separated participants still had money in the planForm 5500 ↗

Southside Bancshares, Inc. Employee Stock Ownership Plan

Southside Bancshares, Inc. · Plan 003 · EIN 75-1848732 · Tyler, TX

Active · plan year 2025 filingRetirement
Plan administratorSouthside Bancshares, Inc.
PO Box 6170, Tyler, TX 75711-6170
Form 5500 ↗
Recordkeeper (who holds the accounts)Principal Life Insurance CompanySchedule C ↗
Former employees with balances113 separated participants still had money in the planForm 5500 ↗

Retirement Plan for the Subsidiaries of Southside Bancshares, Inc.

Southside Bancshares, Inc. · Plan 001 · EIN 75-1848732 · Tyler, TX

Frozen · plan year 2024 filingPension (defined benefit)
Plan administratorRetirement Committee
PO Box 6170, Tyler, TX 75711-6170
Form 5500 ↗
Recordkeeper (who holds the accounts)Not listed on Schedule C (small plans often don't file one)
Former employees with balances49 separated participants still had money in the planForm 5500 ↗

Southside Bancshares, Inc. Defined Benefit Pl for Former Employees of Omniamerican Bank

Southside Bancshares, Inc. · Plan 006 · EIN 75-1848732 · Fort Worth, TX

Frozen · plan year 2024 filingPension (defined benefit)
Plan administratorSouthside Bancshares, Inc.
7800 White Settlement Road, Fort Worth, TX 76108
Form 5500 ↗
Recordkeeper (who holds the accounts)Not listed on Schedule C (small plans often don't file one)

Southside Bancshares 401(k) match, vesting and fees →

Found it? Your options

Leave itOften allowed if your balance is over $7,000. You keep the plan's investments and fees.
Move it to your new job's planIf the new plan accepts roll-ins. Ask the new plan's recordkeeper.
Roll it into an IRAMore investment choices, and you control it. A direct rollover avoids withholding and penalties.
Cash outUsually taxed, plus a 10% penalty if you are under 59½.

General information, not financial or tax advice. Rules depend on your plan and situation.

How to track down the account

  1. Call the plan administrator or recordkeeper listed on the filing. Have your name, Social Security number and dates of employment ready.
  2. If the plan terminated, ask the administrator where balances went (another plan, an IRA provider, or a state unclaimed-property office).
  3. Over 65? Also check the Department of Labor's Retirement Savings Lost and Found database.

Common questions

How do I find my old Southside Bancshares 401(k)?

Contact the plan administrator listed on the plan's Form 5500 filing: Southside Bancshares, Inc., (903) 531-7111. The accounts are held by the recordkeeper, Principal Life Insurance Company. Have your Social Security number and dates of employment ready.

What is the Southside Bancshares 401(k) phone number?

The plan administrator phone number on the plan year 2025 filing is (903) 531-7111.

Contacts are as filed on each plan's latest Form 5500 and may be out of date. PlanFacts is not affiliated with Southside Bancshares and does not hold accounts. Not financial advice. Report a correction