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Earnings per Share
12 Months Ended
Dec. 31, 2014
Earnings per Share  
Earnings per Share
Note 16 Earnings Per Share
Table 137: Basic and Diluted Earnings per Common Share
In millions, except per share data201420132012
Basic
Net income (a)$4,207 $ 4,212 $2,994
Less:
Net income (loss) attributable to noncontrolling interests (a)23 11 (7)
Preferred stock dividends and discount accretion and redemptions237 249 181
Net income attributable to common shares 3,947 3,952 2,820
Less:
Dividends and undistributed earnings allocated to nonvested restricted shares11 18 14
Net income attributable to basic common shares $3,936 $3,934 $2,806
Basic weighted-average common shares outstanding529 528 526
Basic earnings per common share (a) (b)$7.44 $7.45 $5.33
Diluted
Net income attributable to basic common shares (a)$3,936 $ 3,934 $2,806
Less: Impact of BlackRock earnings per share dilution18 18 14
Net income attributable to diluted common shares $3,918 $3,916 $2,792
Basic weighted-average common shares outstanding529 528 526
Dilutive potential common shares (c) (d)8 4 3
Diluted weighted-average common shares outstanding537 532 529
Diluted earnings per common share (a) (b)$7.30 $ 7.36 $5.28
(a)   Amounts for 2013 and 2012 periods have been updated to reflect the first quarter 2014 adoption of ASU 2014-01 related to investments in low income housing tax credits.
(b)   Basic and diluted earnings per share under the two-class method are determined on net income reported on the income statement less earnings allocated to nonvested restricted shares (participating securities).
(c)   Excludes number of stock options considered to be anti-dilutive of 1 million for 2013 and 4 million for 2012. No stock options were considered to be anti-dilutive for 2014.
(d)   Excludes number of warrants considered to be anti-dilutive of 17 million for 2012. No warrants were considered to be anti-dilutive for 2013 and 2014.