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GUYASUTA INVESTMENT ADVISORS INC > MRK

DateNameTickerSharesChangeValueChangePrice
06/30/2023Merck & Co., Inc.MRK70,250-6,0678,106,148,000-361,223,000$115,390.01
03/31/2023Merck & Co., Inc.MRK74,065-2,2527,879,776,000-587,595,000$106,390.01
12/31/2022Merck & Co., Inc.MRK76,3172,8188,467,371,0008,460,670,000$110,950.00
06/30/2022Merck & Co., Inc.MRK73,499656,701,000676,000$91.17
03/31/2022Merck & Co., Inc.MRK73,434-1856,025,000383,000$82.05
12/31/2021Merck & Co., Inc.MRK73,619-3,2555,642,000-132,000$76.64
09/30/2021Merck & Co., Inc.MRK76,8741,3695,774,000-98,000$75.11
06/30/2021Merck & Co., Inc.MRK75,5053,3555,872,000310,000$77.77
03/31/2021Merck & Co., Inc.MRK72,150-4,9065,562,000-741,000$77.09
12/31/2020Merck & Co., Inc.MRK77,0561756,303,000-74,000$81.80
09/30/2020Merck & Co., Inc.MRK76,8814,0076,377,000742,000$82.95
06/30/2020Merck & Co., Inc.MRK72,8741,4455,635,000139,000$77.33
03/31/2020Merck & Co., Inc.MRK71,4293,4345,496,000-688,000$76.94
12/31/2019Merck & Co., Inc.MRK67,995-6096,184,000409,000$90.95
09/30/2019Merck & Co., Inc.MRK68,604-2,5035,775,000-187,000$84.18
06/30/2019Merck & Co., Inc.MRK71,1072,7055,962,000273,000$83.85
03/31/2019Merck & Co., Inc.MRK68,402-3005,689,000439,000$83.17
12/31/2018Merck & Co., Inc.MRK68,702-2,3005,250,000213,000$76.42
09/30/2018Merck & Co., Inc.MRK71,002-9915,037,000667,000$70.94
06/30/2018Merck & Co., Inc.MRK71,993-1,6784,370,000357,000$60.70
03/31/2018Merck & Co., Inc.MRK73,6718,7374,013,000359,000$54.47
12/31/2017Merck & Co., Inc.MRK64,934-4,4213,654,000-787,000$56.27
09/30/2017Merck & Co., Inc.MRK69,3559604,441,00058,000$64.03
06/30/2017Merck & Co., Inc.MRK68,395-1,3564,383,000-49,000$64.08
03/31/2017Merck & Co., Inc.MRK69,75169,7514,432,0004,432,000$63.54
09/30/2016Merck & Co., Inc.MRK0-57,4240-3,308,000 
06/30/2016Merck & Co., Inc.MRK57,424-4,6893,308,00022,000$57.61
03/31/2016Merck & Co., Inc.MRK62,1131,4363,286,00082,000$52.90
12/31/2015Merck & Co., Inc.MRK60,67760,6773,204,0003,204,000$52.80
09/30/2015Merck & Co., Inc.MRK62,45410,4113,084,000122,000$49.38
06/30/2015Merck & Co., Inc.MRK52,0433,8742,962,000194,000$56.91
03/31/2015Merck & Co., Inc.MRK48,1694,8062,768,000198,000$57.46
12/31/2014Merck & Co., Inc.MRK44,6631,3002,536,000-34,000$56.78
09/30/2014Merck & Co., Inc.MRK43,3632452,570,000123,000$59.27
06/30/2014Merck & Co., Inc.MRK43,088-302,492,00045,000$57.84
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