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PROSPECTOR PARTNERS LLC
> MRK
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Merck & Co., Inc. | MRK | 157,062 | -2,875 | 18,123,384,000 | 1,107,687,000 | $115,390.00 |
| 03/31/2023 | Merck & Co., Inc. | MRK | 159,937 | -17,365 | 17,015,697,000 | -2,655,960,000 | $106,390.00 |
| 12/31/2022 | Merck & Co., Inc. | MRK | 177,302 | -17,486 | 19,671,657,000 | 19,654,882,000 | $110,950.00 |
| 09/30/2022 | Merck & Co., Inc. | MRK | 194,788 | -5,420 | 16,775,000 | -1,478,000 | $86.12 |
| 06/30/2022 | Merck & Co., Inc. | MRK | 200,208 | -10,000 | 18,253,000 | 1,005,000 | $91.17 |
| 03/31/2022 | Merck & Co., Inc. | MRK | 210,208 | -13,500 | 17,248,000 | 103,000 | $82.05 |
| 12/31/2021 | Merck & Co., Inc. | MRK | 223,708 | -3,400 | 17,145,000 | 87,000 | $76.64 |
| 09/30/2021 | Merck & Co., Inc. | MRK | 227,108 | -2,690 | 17,058,000 | -657,000 | $75.11 |
| 03/31/2021 | Merck & Co., Inc. | MRK | 229,798 | 8,750 | 17,715,000 | -367,000 | $77.09 |
| 12/31/2020 | Merck & Co., Inc. | MRK | 221,048 | 59,250 | 18,082,000 | 4,661,000 | $81.80 |
| 09/30/2020 | Merck & Co., Inc. | MRK | 161,798 | 6,250 | 13,421,000 | 1,392,000 | $82.95 |
| 06/30/2020 | Merck & Co., Inc. | MRK | 155,548 | -11,100 | 12,029,000 | -793,000 | $77.33 |
| 03/31/2020 | Merck & Co., Inc. | MRK | 166,648 | 16,700 | 12,822,000 | -816,000 | $76.94 |
| 12/31/2019 | Merck & Co., Inc. | MRK | 149,948 | 1,200 | 13,638,000 | 1,116,000 | $90.95 |
| 09/30/2019 | Merck & Co., Inc. | MRK | 148,748 | -21,800 | 12,522,000 | -1,778,000 | $84.18 |
| 06/30/2019 | Merck & Co., Inc. | MRK | 170,548 | 400 | 14,300,000 | 149,000 | $83.85 |
| 03/31/2019 | Merck & Co., Inc. | MRK | 170,148 | -17,700 | 14,151,000 | -202,000 | $83.17 |
| 12/31/2018 | Merck & Co., Inc. | MRK | 187,848 | 500 | 14,353,000 | 1,063,000 | $76.41 |
| 09/30/2018 | Merck & Co., Inc. | MRK | 187,348 | 2,400 | 13,290,000 | 2,064,000 | $70.94 |
| 06/30/2018 | Merck & Co., Inc. | MRK | 184,948 | 14,900 | 11,226,000 | 1,963,000 | $60.70 |
| 03/31/2018 | Merck & Co., Inc. | MRK | 170,048 | -2,800 | 9,263,000 | -463,000 | $54.47 |
| 12/31/2017 | Merck & Co., Inc. | MRK | 172,848 | 11,300 | 9,726,000 | -618,000 | $56.27 |
| 09/30/2017 | Merck & Co., Inc. | MRK | 161,548 | 20,800 | 10,344,000 | 1,323,000 | $64.03 |
| 06/30/2017 | Merck & Co., Inc. | MRK | 140,748 | 41,500 | 9,021,000 | 2,715,000 | $64.09 |
| 03/31/2017 | Merck & Co., Inc. | MRK | 99,248 | -300 | 6,306,000 | 446,000 | $63.54 |
| 12/31/2016 | Merck & Co., Inc. | MRK | 99,548 | 40,500 | 5,860,000 | 2,175,000 | $58.87 |
| 09/30/2016 | Merck & Co., Inc. | MRK | 59,048 | -30,300 | 3,685,000 | -1,462,000 | $62.41 |
| 06/30/2016 | Merck & Co., Inc. | MRK | 89,348 | -43,400 | 5,147,000 | -1,865,000 | $57.61 |
| 03/31/2016 | Merck & Co., Inc. | MRK | 137,248 | 4,500 | 7,262,000 | 250,000 | $52.91 |
| 12/31/2015 | Merck & Co., Inc. | MRK | 132,748 | -9,650 | 7,012,000 | 397,000 | $52.82 |
| 09/30/2015 | Merck & Co., Inc. | MRK | 236,248 | 93,850 | 11,668,000 | 5,053,000 | $49.39 |
| 06/30/2015 | Merck & Co., Inc. | MRK | 246,548 | 104,150 | 14,036,000 | 7,421,000 | $56.93 |
| 03/31/2015 | Merck & Co., Inc. | MRK | 566,548 | 424,150 | 32,565,000 | 25,950,000 | $57.48 |
| 12/31/2014 | Merck & Co., Inc. | MRK | 563,648 | 421,250 | 32,010,000 | 25,395,000 | $56.79 |
| 09/30/2014 | Merck & Co., Inc. | MRK | 672,748 | 530,350 | 39,880,000 | 33,265,000 | $59.28 |
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