merck stock price after keytruda got fda approval 2017

The closing price for Merck (MRK) in 2017 was $42.30, on December 29, 2017. It was down 2% for the year. The latest price is $78.56.

DATE OPEN HIGH LOW CLOSE VOLUME
December 29 2017
$42.72
$42.84
$42.30
$42.30
8,841,557
December 28 2017
$42.35
$42.70
$42.32
$42.55
6,061,108
December 27 2017
$42.39
$42.57
$42.29
$42.35
5,931,994
December 26 2017
$42.46
$42.55
$42.30
$42.35
4,616,754
December 22 2017
$42.55
$42.72
$42.19
$42.36
11,890,608
December 21 2017
$42.15
$42.70
$42.15
$42.55
10,439,966
December 20 2017
$42.30
$42.46
$42.08
$42.18
13,766,423
December 19 2017
$42.26
$42.56
$42.10
$42.27
9,921,521
December 18 2017
$42.38
$42.61
$42.24
$42.26
12,151,560
December 15 2017
$42.27
$42.37
$41.91
$42.27
23,664,574
December 14 2017
$42.40
$42.65
$42.06
$42.10
10,623,890
December 13 2017
$42.44
$42.76
$42.22
$42.42
13,982,940
December 12 2017
$42.39
$42.61
$42.21
$42.54
14,454,750
December 11 2017
$41.99
$42.22
$41.41
$41.99
10,239,170
December 08 2017
$41.23
$41.42
$40.74
$41.42
10,923,723
December 07 2017
$40.88
$41.62
$40.76
$40.82
17,250,604
December 06 2017
$40.58
$41.69
$40.39
$40.51
21,217,703
December 05 2017
$41.85
$42.12
$41.53
$41.57
12,405,386
December 04 2017
$41.69
$42.27
$41.64
$41.90
14,085,120
December 01 2017
$41.29
$41.72
$41.16
$41.64
12,672,835
November 30 2017
$41.14
$41.66
$41.02
$41.20
16,139,619
November 29 2017
$41.02
$41.48
$40.94
$41.26
10,980,525
November 28 2017
$40.94
$41.09
$40.55
$40.94
13,446,783
November 27 2017
$40.55
$40.70
$40.40
$40.66
10,584,905
November 24 2017
$40.62
$40.72
$40.33
$40.51
4,549,682
Daily pricing data for Merck dates back to 1/2/1962, and may be incomplete.