Deposits

9 Months Ended

Sep. 30, 2023

Deposits [Abstract]

Deposits

Deposits

The following table is a summary of deposits as of the dates shown: 

(Dollars in thousands)	September 30, 2023			December 31, 2022			September 30, 2022
Balance:
Non-interest-bearing	$	10,347,006		$	12,668,160		$	13,529,277
NOW and interest-bearing demand deposits	6,006,114			5,591,986			5,676,122
Wealth management deposits	1,788,099			2,463,833			2,988,195
Money market	14,478,504			12,886,795			12,538,489
Savings	5,584,294			4,556,635			3,988,790
Time certificates of deposit	6,788,669			4,735,135			4,076,318
Total deposits	$	44,992,686		$	42,902,544		$	42,797,191
Mix:
Non-interest-bearing	23		%	30		%	32		%
NOW and interest-bearing demand deposits	13			13			13
Wealth management deposits	4			5			7
Money market	32			30			29
Savings	13			11			9
Time certificates of deposit	15			11			10
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.