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
February 2026
$110.12
$122.66
$109.95
$121.93
102,842,105
January 2026
$105.53
$112.90
$104.43
$110.27
252,452,600
December 2025
$103.83
$107.59
$95.25
$105.26
308,953,800
November 2025
$85.04
$104.94
$81.32
$103.94
290,873,400
October 2025
$84.47
$90.23
$82.46
$85.25
262,373,300
September 2025
$82.96
$84.25
$76.92
$83.22
273,166,900
August 2025
$76.60
$86.24
$76.12
$82.59
230,592,300
July 2025
$77.53
$83.67
$75.27
$76.70
295,864,100
June 2025
$74.87
$80.14
$73.30
$77.72
356,886,900
May 2025
$82.15
$82.35
$71.26
$74.70
304,625,400
April 2025
$87.25
$87.25
$73.81
$82.82
371,295,300
March 2025
$88.45
$93.84
$84.65
$87.26
366,404,300
February 2025
$94.57
$96.52
$78.10
$88.91
376,777,300
January 2025
$96.65
$99.24
$91.70
$95.24
219,745,500
December 2024
$97.27
$100.46
$94.28
$95.88
246,379,500
November 2024
$97.31
$98.91
$90.33
$97.18
238,874,800
October 2024
$108.96
$109.75
$94.27
$97.83
218,266,300
September 2024
$112.32
$114.26
$106.76
$108.58
202,870,100
August 2024
$107.45
$112.78
$105.16
$112.50
193,904,400
July 2024
$119.08
$123.40
$106.58
$107.45
193,972,000
June 2024
$118.74
$127.87
$114.80
$117.58
203,192,900
May 2024
$121.42
$125.37
$115.84
$118.52
166,952,900
April 2024
$124.32
$125.38
$117.54
$122.00
151,740,800
March 2024
$119.02
$125.66
$112.57
$124.58
226,952,700
February 2024
$116.00
$122.19
$115.18
$119.29
138,504,700