Cornerstone National Bank & Trust Company
Palatine, IL · Owner: Cornerstone Bcorp Inc
$1.0B
total assets, June 30, 2026
$1.0B
total assets, June 30, 2026
Cornerstone National Bank & Trust Company is a national bank based in Palatine, IL, owned by Cornerstone Bcorp Inc. As of June 30, 2026 it held $1.0 billion in assets and $897.0 million in deposits; assets were up 0.8% from a year before. It has 5 branches.
Updated Oct 11, 2026 · numbers as of June 30, 2026
Total assets
$1.0B
+0.8% in a year · -1.2% in a quarter
Deposits
$897M
+0.6% in a year · -1.8% in a quarter
Loans
$797M
+16.1% in a year · +3.3% in a quarter
Profit so far
$5.9M
Jan 1 to Jun 30, 2026 · +12.1% in a year
Capital ratio
10.36%
+0.04 pts in a year
Return on assets
1.15%
+0.09 pts in a year
Facts
- Type
- National bank
- Head office
- 1 W Northwest Hwy, Palatine, IL, 60067
- County
- Cook
- Holding company
- Cornerstone Bcorp Inc
- Established
- Oct 16, 2000
- Employees
- 102
- Branches
- 5
- Website
- www.cnbtc.bank
- Id
- b57061
Quarter by quarter
December 31, 2000 to June 30, 2026
Assets, deposits and loans
Each quarter end, US dollars
Profit by quarter
Net income of each quarter, the last 12
Ratios
Percent. Return on assets and net interest margin are yearly rates.
Branches
5 offices as of June 30, 2026, holding $897.0 million in deposits
Branch map
Every branch, sized by its deposits
| State | Branches | Deposits | Share |
|---|---|---|---|
| Illinois | 5 | $897M | 100.0% |
| Largest branches | Place | Deposits |
|---|---|---|
| Cornerstone National Bank & Trust Company (main office) | Palatine, IL | $415M |
| Naperville Business Banking Center Branch | Naperville, IL | $144M |
| Crystal Lake Branch | Crystal Lake, IL | $140M |
| Schaumburg Banking Center Branch | Schaumburg, IL | $114M |
| Deer Park Branch | Deer Park, IL | $84.1M |
Related pages
Questions and answers
How big is Cornerstone National Bank & Trust Company?
$1.0 billion in total assets and $897.0 million in deposits as of June 30, 2026, with assets up 0.8% from a year before. Its loans were $797.3 million.
How many branches does Cornerstone National Bank & Trust Company have?
5 branches in Illinois as of June 30, 2026.
Is Cornerstone National Bank & Trust Company profitable?
Yes: it earned $5.87 million from January 1 to June 30, 2026 (up 12.1% from the same months a year before). Its return on assets was 1.15% a year; about 1% is typical.
Who owns Cornerstone National Bank & Trust Company?
Cornerstone National Bank & Trust Company is owned by Cornerstone Bcorp Inc, its holding company.
Official public data from the reports every insured bank files each quarter. Profit so far runs from January 1 to the quarter end. Branch deposits are counted once a year, as of June 30. New quarters appear about two months after the quarter ends.