401(k) · DOL Form 5500 · 2023

Byline Bancorp, Inc. 401(k) Plan

Data updated 2026-08-25

$75M
Total assets Below avg plan size
1,084
Participants Near avg headcount
89th
Percentile by assets National rank
$69,338
Avg per participant Below avg balance/head
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Official DOL plan name: Byline Bancorp, Inc. 401(k) Plan · Sponsored by Byline Bancorp, Inc. · Illinois · Finance & Insurance

$75M in assets, 1,084 participants

Byline Bancorp, Inc.'s Byline Bancorp, Inc. 401(k) Plan reported $75M in total assets and 1,084 participants in its 2023 DOL Form 5500 filing, ranking in the 89th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #7,381 in Finance & Insurance (8,869 peers)

Where Byline Bancorp, Inc. 401(k) Plan sits by assets

Byline Bancorp, Inc. 401(k) Plan sits in the top quartile of all filed plans by assets, $75M for 1,084 participants (~$69,338/participant), up 36.5% in 2023.

#7,381
in Finance & Insurance (8,869 peers)
+36.5%
assets growth YoY
0.8×
vs typical plan assets (national mean)

Byline Bancorp, Inc. 401(k) Plan's outsized position by total assets

Byline Bancorp, Inc. 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$75,162,740 Top 11% higher than 89% of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Byline Bancorp, Inc. 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Byline Bancorp, Inc. 401(k) Plan lands in the large band (1,084 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Byline Bancorp, Inc. 401(k) Plan reported net income rose from -$6M in the plan year 2022 filing to $20M in the plan year 2023 filing.
  • Byline Bancorp, Inc. 401(k) Plan end-of-year assets rose from $55M in the plan year 2022 filing to $75M in the plan year 2023 filing.
  • Byline Bancorp, Inc. 401(k) Plan reported participants rose from 968 in the plan year 2022 filing to 1,084 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 363012593 · Byline Bancorp, Inc. PY 2023 · 401(k)

Byline Bancorp, Inc. 401(k) Plan · $75M · 1,084 · 89th

  • EIN $75M
  • EIN 1,084
  • EIN 89th
  • EIN 401(k)
  • EIN near Mimedx Group, Inc. 401(k) Plan
  • EIN ind #7381

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Finance & Insurance retirement plans → · Plans in Illinois →

Byline Bancorp, Inc. 401(k) Plan in the asset neighbourhood

Altarum Institute Retirement & Savings PlanAltarum Institute Retirement…$75MByline Bancorp, Inc. 401(k) PlanByline Bancorp, Inc. 401(k) …$75MMimedx Group, Inc. 401(k) PlanMimedx Group, Inc. 401(k) Pl…$75MTheravance Biopharma U.S., Inc. 401(k) PlanTheravance Biopharma U.S., I…$75MDpt Laboratories, Ltd. 401(k) PlanDpt Laboratories, Ltd. 401(k…$75M
End-of-year total assets ($M) among Byline Bancorp, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$55M
Net Assets (End of Year)$75M
Net Income$20M
Employer EIN363012593
Plan Effective Date1994-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Byline Bancorp, Inc.)

Sponsor-wide plan assets over time

All Byline Bancorp, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$92M 67.50396613193564% vs 2022
2024 filing year
$40M$60M$80M$100M 202220232024 $55M $92.2M ▲ +67.5%
Year Plans Participants Total Assets
2022 1 968 $55M
2023 1 1,084 $75M
2024 1 1,058 $92M

Nearby 401(k) Plans in Illinois

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Byline Bancorp, Inc. 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -505101520 Total assets ($B) Participants Byline Bancorp, Inc. 401(k) Plan, Total assets ($B): 0.07516274 · Participants: 1084Byline Bancorp, Inc. 401(k) PlanAccenture United States 401(k) Match Savings Plan, Total assets ($B): 17.594548115 · Participants: 69974Accenture United States 401(k) Match Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 16.935002041 · Participants: 60246State Farm 401(k) Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 14.496191 · Participants: 38012Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 14.367975914 · Participants: 14959United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 13.444551767 · Participants: 235331Walgreens Retirement Savings Plan
Byline Bancorp, Inc. 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare Byline Bancorp, Inc. 401(k) Plan side-by-side with 3 peers →

Byline Bancorp, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Mimedx Group, Inc. 401(k) Plan in GA ($75M); by covered participants it is Ciena Hrt/Buckeye 401(k) Plan in MI (1,084 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($75M here).

Similar participant headcount

Nearest other-state filings by covered participants (1,084 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Byline Bancorp, Inc. 401(k) Plan assets move in 2023? ▼
Byline Bancorp, Inc. 401(k) Plan surged - up 36.5% during 2023, from $55M to $75M. Reported net income was $20M.
How have Byline Bancorp, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Byline Bancorp, Inc.'s sponsor-wide assets grew 67.5%, from $55M to $92M.
Where does Byline Bancorp, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Byline Bancorp, Inc. 401(k) Plan ranks in the 89th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Byline Bancorp, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Mimedx Group, Inc. 401(k) Plan in GA ($75M, 854 participants).
Which 401(k) plans cover a similar participant headcount to Byline Bancorp, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Ciena Hrt/Buckeye 401(k) Plan in MI (1,084 participants, $3M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 363012593.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.