Investments in equity securities as of December 31, 2016 and 2015 are summarized based on the primary industry of the investee in the table below (in millions).


	Cost Basis		Unrealized Gains		Unrealized Losses			Fair Value
December 31, 2016*
Banks, insurance and finance	$	19,852	$	30,572	$	—		$	50,424
Consumer products		10,657		16,760		(9	)		27,408
Commercial, industrial and other		35,868		9,033		(701	)		44,200

	$	66,377	$	56,365	$	(710	)	$	122,032

*	Approximately 56% of the aggregate fair value was concentrated in the equity securities of four companies (American Express Company—$11.2 billion; Wells Fargo & Company—$27.6 billion; International Business Machines Corporation (“IBM”)—$13.5 billion; and The Coca-Cola Company—$16.6 billion).


	Cost Basis		Unrealized Gains		Unrealized Losses			Fair Value
December 31, 2015*
Banks, insurance and finance	$	20,026	$	27,965	$	(21	)	$	47,970
Consumer products		7,147		18,057		(1	)		25,203
Commercial, industrial and other		35,417		6,785		(3,238	)		38,964

	$	62,590	$	52,807	$	(3,260	)	$	112,137

*	Approximately 59% of the aggregate fair value was concentrated in the equity securities of four companies (American Express Company—$10.5 billion; Wells Fargo & Company—$27.2 billion; IBM—$11.2 billion; and The Coca-Cola Company—$17.2 billion).

Investments in equity securities are reflected in our Consolidated Balance Sheets as follows (in millions).


	December 31,
	2016		2015
Insurance and other	$	120,471	$	110,527
Railroad, utilities and energy *		1,186		1,238
Finance and financial products		375		372

	$	122,032	$	112,137

*	Included in other assets.