Sorry, available market cap data for Danaher (DHR) starts on July 1, 1985. Danaher (DHR) has a market capitalization of $140.1B, based on 711.36M shares at a price of $196.91 (up 5.9% today).

DATE	OPEN	HIGH	LOW	CLOSE	VOLUME
December 31 1984	$0.08	$0.08	$0.08	$0.08	628,460
December 28 1984	$0.09	$0.09	$0.08	$0.08	771,292
December 27 1984	$0.09	$0.09	$0.08	$0.09	504,673
December 26 1984	$0.08	$0.09	$0.08	$0.09	742,726
December 24 1984	$0.08	$0.08	$0.08	$0.08	1,290,248
December 21 1984	$0.08	$0.08	$0.08	$0.08	618,938
December 20 1984	$0.08	$0.08	$0.07	$0.08	628,460
December 19 1984	$0.07	$0.08	$0.07	$0.08	956,974
December 18 1984	$0.07	$0.07	$0.07	$0.07	657,027
December 17 1984	$0.07	$0.07	$0.07	$0.07	618,938
December 14 1984	$0.07	$0.07	$0.07	$0.07	233,292
December 13 1984	$0.07	$0.07	$0.07	$0.07	428,496
December 12 1984	$0.07	$0.07	$0.07	$0.07	380,885
December 11 1984	$0.07	$0.07	$0.07	$0.07	1,214,071
December 10 1984	$0.07	$0.07	$0.06	$0.07	376,124
December 07 1984	$0.07	$0.07	$0.07	$0.07	257,097
December 06 1984	$0.07	$0.07	$0.06	$0.07	376,124
December 05 1984	$0.07	$0.07	$0.07	$0.07	590,372
December 04 1984	$0.07	$0.07	$0.07	$0.07	304,708
December 03 1984	$0.07	$0.07	$0.07	$0.07	99,982
November 30 1984	$0.07	$0.07	$0.07	$0.07	266,619
November 29 1984	$0.07	$0.07	$0.07	$0.07	371,363
November 28 1984	$0.07	$0.07	$0.07	$0.07	452,301
November 27 1984	$0.07	$0.07	$0.07	$0.07	361,841
November 26 1984	$0.07	$0.07	$0.07	$0.07	271,381