when did merck go public

Merck (MRK) went public on January 13, 1978, when it opened at a split-adjusted price of $0.32.

DATEOPENHIGHLOWCLOSEVOLUME
December 2025
$104.72
$105.68
$101.71
$101.83
14,178,308
November 2025
$85.77
$105.84
$82.01
$104.83
290,873,627
October 2025
$85.19
$91.00
$83.16
$85.98
262,373,282
September 2025
$83.67
$84.97
$77.58
$83.93
273,166,932
August 2025
$77.26
$86.98
$76.77
$83.30
230,592,300
July 2025
$78.19
$84.39
$75.91
$77.36
295,864,100
June 2025
$75.51
$80.82
$73.92
$78.39
356,886,900
May 2025
$82.85
$83.05
$71.87
$75.33
304,625,400
April 2025
$87.99
$87.99
$74.44
$83.53
371,295,300
March 2025
$89.21
$94.64
$85.37
$88.00
366,404,300
February 2025
$95.38
$97.35
$78.77
$89.67
376,777,300
January 2025
$97.47
$100.09
$92.49
$96.05
219,745,500
December 2024
$98.10
$101.32
$95.08
$96.70
246,379,500
November 2024
$98.15
$99.76
$91.11
$98.01
238,874,800
October 2024
$109.89
$110.69
$95.08
$98.67
218,266,300
September 2024
$113.28
$115.23
$107.68
$109.50
202,870,100
August 2024
$108.36
$113.75
$106.06
$113.46
193,904,400
July 2024
$120.10
$124.46
$107.49
$108.36
193,972,000
June 2024
$119.76
$128.96
$115.78
$118.59
203,192,900
May 2024
$122.46
$126.44
$116.83
$119.54
166,952,900
April 2024
$125.38
$126.45
$118.55
$123.04
151,740,800
March 2024
$120.04
$126.74
$113.53
$125.64
226,952,700
February 2024
$117.00
$123.23
$116.16
$120.31
138,504,700
January 2024
$103.29
$116.24
$103.29
$114.28
171,796,200
December 2023
$96.62
$103.36
$96.43
$103.15
181,156,900