Sorry, available market cap data for Coca-Cola (KO) starts on July 1, 1985. Coca-Cola (KO) has a market capitalization of $373.7B, based on 4.3B shares at a price of $86.86 (up 0.4% today).

DATE	OPEN	HIGH	LOW	CLOSE	VOLUME
December 31 1984	$0.47	$0.47	$0.47	$0.47	7,886,400
December 28 1984	$0.47	$0.47	$0.47	$0.47	7,627,200
December 27 1984	$0.47	$0.47	$0.46	$0.47	4,032,000
December 26 1984	$0.47	$0.47	$0.47	$0.47	2,745,600
December 24 1984	$0.47	$0.47	$0.47	$0.47	5,164,800
December 21 1984	$0.47	$0.47	$0.46	$0.47	20,947,200
December 20 1984	$0.48	$0.48	$0.48	$0.48	4,824,000
December 19 1984	$0.48	$0.49	$0.48	$0.48	16,756,800
December 18 1984	$0.47	$0.48	$0.47	$0.48	25,065,600
December 17 1984	$0.47	$0.47	$0.47	$0.47	10,737,600
December 14 1984	$0.46	$0.47	$0.46	$0.47	18,009,600
December 13 1984	$0.46	$0.46	$0.46	$0.46	10,132,800
December 12 1984	$0.46	$0.46	$0.46	$0.46	6,883,200
December 11 1984	$0.46	$0.46	$0.46	$0.46	9,729,600
December 10 1984	$0.45	$0.46	$0.45	$0.46	11,035,200
December 07 1984	$0.46	$0.46	$0.45	$0.45	14,937,600
December 06 1984	$0.46	$0.46	$0.46	$0.46	8,870,400
December 05 1984	$0.47	$0.47	$0.46	$0.46	13,574,400
December 04 1984	$0.47	$0.47	$0.47	$0.47	13,123,200
December 03 1984	$0.47	$0.47	$0.46	$0.46	17,092,800
November 30 1984	$0.47	$0.47	$0.46	$0.47	11,236,800
November 29 1984	$0.47	$0.47	$0.47	$0.47	4,598,400
November 28 1984	$0.47	$0.48	$0.47	$0.47	10,195,200
November 27 1984	$0.48	$0.48	$0.47	$0.47	10,344,000
November 26 1984	$0.48	$0.48	$0.47	$0.48	30,115,200