Regulatory Capital Requirements (Tables)

12 Months Ended

Dec. 31, 2014

Risk-Based Capital Amounts and Ratios for Northern Trust on Consolidated Basis and for Bank

The table below summarizes the risk-based capital amounts and ratios for Northern Trust on a consolidated basis and for the Bank.

TABLE 124: RISK-BASED CAPITAL AMOUNTS AND RATIOS

	DECEMBER 31, 2014
($ In Millions)	ADVANCED APPROACH(1)					STANDARDIZED APPROACH(2)					DECEMBER 31, 2013(3)
	BALANCE		RATIO			BALANCE		RATIO			BALANCE		RATIO
Common Equity Tier 1 Capital
Northern Trust Corporation	$	7,813.3		12.4	%	$	7,813.3		12.5	%	$	7,853.2		12.9	%
The Northern Trust Company		7,327.3		12.0			7,327.3		11.8			6,765.6		11.5
Minimum to qualify as well-capitalized		N/A		N/A			N/A		N/A			N/A		N/A
Tier 1 Capital
Northern Trust Corporation		8,318.0		13.2			8,317.6		13.3			7,853.2		13.4
The Northern Trust Company		7,327.3		12.0			7,327.3		11.8			6,765.6		11.5
Minimum to qualify as well-capitalized:
Northern Trust Corporation		3,773.8		6.0			3,759.1		6.0			3,526.4		6.0
The Northern Trust Company		3,665.8		6.0			3,738.0		6.0			3,515.2		6.0
Total Capital
Northern Trust Corporation		9,449.2		15.0			9,723.0		15.5			9,294.9		15.8
The Northern Trust Company		8,420.4		13.8			8,695.1		14.0			8,366.2		14.3
Minimum to qualify as well-capitalized:
Northern Trust Corporation		6,289.7		10.0			6,265.1		10.0			5,877.4		10.0
The Northern Trust Company		6,109.7		10.0			6,229.9		10.0			5,858.8		10.0
Leverage (Tier 1 Capital to Adjusted Average Fourth Quarter Assets)
Northern Trust Corporation		N/A		N/A			8,317.6		7.8			7,853.2		7.9
The Northern Trust Company		N/A		N/A			7,327.3		6.9			6,765.6		6.8
Minimum to qualify as well-capitalized:
Northern Trust Corporation		N/A		N/A			5,340.7		5.0			4,953.7		5.0
The Northern Trust Company		N/A		N/A			5,324.9		5.0			4,939.9		5.0

(1) Effective with the second quarter of 2014, Northern Trust exited its parallel run. Accordingly, the December 31, 2014, capital balances and ratios are calculated in compliance with the Basel III Advanced Approach final rules released by the Federal Reserve Board on July 2, 2013.

(2) Standardized Approach capital components in 2014 are determined by Basel III phased-in requirements and risk-weighted assets are determined by Basel I requirements. The December 31, 2014, ratios calculated under the Standardized Approach comply with the final rules released by the Federal Reserve Board on July 2, 2013.

(3) The December 31, 2013, capital balances and ratios were calculated in accordance with Basel I requirements.