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v3.25.2

Deposits | 6 Months Ended
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Jun. 30, 2025
Deposits [Abstract] |
Deposits | Deposits The following table is a summary of deposits as of the dates shown:
(Dollars in thousands) | June 30, 2025 |  | December 31, 2024 |  | June 30, 2024
Balance: |  |  |  |  |
Non-interest-bearing | $ | 10,877,166 |  |  | $ | 11,410,018 |  |  | $ | 10,031,440 |
NOW and interest-bearing demand deposits | 6,795,725 |  |  | 5,865,546 |  |  | 5,053,909 |
Wealth management deposits | 1,595,764 |  |  | 1,469,064 |  |  | 1,490,711 |
Money market | 19,556,041 |  |  | 17,975,191 |  |  | 16,320,017 |
Savings | 6,659,419 |  |  | 6,372,499 |  |  | 5,882,179 |
Time certificates of deposit | 10,332,696 |  |  | 9,420,031 |  |  | 9,270,770 |
Total deposits | $ | 55,816,811 |  |  | $ | 52,512,349 |  |  | $ | 48,049,026 |
Mix: |  |  |  |  |
Non-interest-bearing | 19 | % |  | 22 | % |  | 21 | %
NOW and interest-bearing demand deposits | 12 |  |  | 11 |  |  | 11 |
Wealth management deposits | 3 |  |  | 3 |  |  | 3 |
Money market | 35 |  |  | 34 |  |  | 34 |
Savings | 12 |  |  | 12 |  |  | 12 |
Time certificates of deposit | 19 |  |  | 18 |  |  | 19 |
Total deposits | 100 | % |  | 100 | % |  | 100 | %
Wealth management deposits represent deposit balances (primarily money market accounts) at the Company’s subsidiary banks from brokerage customers of Wintrust Investments, LLC (“Wintrust Investments”), Chicago Deferred Exchange Company (“CDEC”) and trust and asset management customers of the Company.

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- Definition The entire disclosure for deposit liabilities including data and tables. It may include a description of the entity's deposit liabilities, the aggregate amount of time deposits (including certificates of deposit) in denominations of $100,000 or more at the balance sheet date; the aggregate amount of any demand deposits that have been reclassified as loan balances, such as overdrafts, at the balance sheet date; deposits that are received on terms other than those in the normal course of business, the amount of accrued interest on deposit liabilities; securities, mortgage loans or other financial instruments that serve as collateral for deposits; for time deposits having a remaining term of more than one year, the aggregate amount of maturities for each of the five years following the balance sheet date; and the weighted average interest rate for all deposit liabilities held by the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 405 -Topic 942 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478353/942-405-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(12)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph e -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Publisher SEC + Details
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