Sorry, available market cap data for Viatris (VTRS) starts on July 1, 1985. Viatris (VTRS) has a market capitalization of $13.5B, based on 1.21B shares at a price of $11.14 (up 0.2% yesterday).

DATE	OPEN	HIGH	LOW	CLOSE	VOLUME
December 30 1983	$1.76	$1.78	$1.76	$1.76	40,500
December 29 1983	$1.76	$1.78	$1.76	$1.76	60,075
December 28 1983	$1.80	$1.82	$1.80	$1.80	76,275
December 27 1983	$1.83	$1.85	$1.83	$1.83	24,300
December 23 1983	$1.83	$1.84	$1.83	$1.83	41,850
December 22 1983	$1.83	$1.85	$1.83	$1.83	97,875
December 21 1983	$1.78	$1.82	$1.78	$1.78	58,050
December 20 1983	$1.76	$1.78	$1.76	$1.76	15,525
December 19 1983	$1.76	$1.78	$1.76	$1.76	17,550
December 16 1983	$1.76	$1.78	$1.76	$1.76	85,725
December 15 1983	$1.68	$1.71	$1.68	$1.68	82,350
December 14 1983	$1.66	$1.67	$1.66	$1.66	143,100
December 13 1983	$1.77	$1.80	$1.77	$1.77	123,525
December 12 1983	$1.84	$1.86	$1.84	$1.84	70,200
December 09 1983	$1.86	$1.88	$1.86	$1.86	72,900
December 08 1983	$1.82	$1.83	$1.82	$1.82	112,725
December 07 1983	$1.81	$1.83	$1.81	$1.81	120,825
December 06 1983	$1.76	$1.77	$1.76	$1.76	184,950
December 05 1983	$1.87	$1.91	$1.87	$1.87	423,900
December 02 1983	$1.68	$1.71	$1.68	$1.68	1,156,950
December 01 1983	$1.98	$1.99	$1.98	$1.98	35,100
November 30 1983	$2.01	$2.03	$2.01	$2.01	32,400
November 29 1983	$2.02	$2.03	$2.02	$2.02	191,700
November 28 1983	$2.01	$2.03	$2.01	$2.01	176,175
November 25 1983	$2.06	$2.08	$2.06	$2.06	122,850