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CENTRAL SECURITIES CORP
> MRK
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Merck & Co., Inc. | MRK | 200,000 | 0 | 23,078,000,000 | 1,800,000,000 | $115,390.00 |
| 03/31/2023 | Merck & Co., Inc. | MRK | 200,000 | 0 | 21,278,000,000 | -912,000,000 | $106,390.00 |
| 12/31/2022 | Merck & Co., Inc. | MRK | 200,000 | 0 | 22,190,000,000 | 22,172,776,000 | $110,950.00 |
| 09/30/2022 | Merck & Co., Inc. | MRK | 200,000 | 0 | 17,224,000 | -1,010,000 | $86.12 |
| 06/30/2022 | Merck & Co., Inc. | MRK | 200,000 | 0 | 18,234,000 | 1,824,000 | $91.17 |
| 03/31/2022 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,410,000 | 1,082,000 | $82.05 |
| 12/31/2021 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,328,000 | 306,000 | $76.64 |
| 09/30/2021 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,022,000 | -532,000 | $75.11 |
| 06/30/2021 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,554,000 | 136,000 | $77.77 |
| 03/31/2021 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,418,000 | -942,000 | $77.09 |
| 12/31/2020 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,360,000 | -230,000 | $81.80 |
| 09/30/2020 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,590,000 | 1,124,000 | $82.95 |
| 06/30/2020 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,466,000 | 78,000 | $77.33 |
| 03/31/2020 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,388,000 | -2,802,000 | $76.94 |
| 12/31/2019 | Merck & Co., Inc. | MRK | 200,000 | 0 | 18,190,000 | 1,354,000 | $90.95 |
| 09/30/2019 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,836,000 | 66,000 | $84.18 |
| 06/30/2019 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,770,000 | 136,000 | $83.85 |
| 03/31/2019 | Merck & Co., Inc. | MRK | 200,000 | 0 | 16,634,000 | 1,352,000 | $83.17 |
| 12/31/2018 | Merck & Co., Inc. | MRK | 200,000 | 0 | 15,282,000 | 1,094,000 | $76.41 |
| 09/30/2018 | Merck & Co., Inc. | MRK | 200,000 | 0 | 14,188,000 | 2,048,000 | $70.94 |
| 06/30/2018 | Merck & Co., Inc. | MRK | 200,000 | 0 | 12,140,000 | 1,246,000 | $60.70 |
| 03/31/2018 | Merck & Co., Inc. | MRK | 200,000 | 0 | 10,894,000 | -360,000 | $54.47 |
| 12/31/2017 | Merck & Co., Inc. | MRK | 200,000 | 0 | 11,254,000 | -1,552,000 | $56.27 |
| 09/30/2017 | Merck & Co., Inc. | MRK | 200,000 | 0 | 12,806,000 | -12,000 | $64.03 |
| 06/30/2017 | Merck & Co., Inc. | MRK | 200,000 | 0 | 12,818,000 | 110,000 | $64.09 |
| 03/31/2017 | Merck & Co., Inc. | MRK | 200,000 | 0 | 12,708,000 | 934,000 | $63.54 |
| 12/31/2016 | Merck & Co., Inc. | MRK | 200,000 | 0 | 11,774,000 | -708,000 | $58.87 |
| 09/30/2016 | Merck & Co., Inc. | MRK | 200,000 | 0 | 12,482,000 | 1,900,000 | $62.41 |
| 06/30/2016 | Merck & Co., Inc. | MRK | 200,000 | 0 | 11,522,000 | 940,000 | $57.61 |
| 03/31/2016 | Merck & Co., Inc. | MRK | 200,000 | 0 | 10,582,000 | 704,000 | $52.91 |
| 12/31/2015 | Merck & Co., Inc. | MRK | 200,000 | 0 | 10,564,000 | 686,000 | $52.82 |
| 09/30/2015 | Merck & Co., Inc. | MRK | 200,000 | 0 | 9,878,000 | -1,508,000 | $49.39 |
| 06/30/2015 | Merck & Co., Inc. | MRK | 200,000 | 0 | 11,386,000 | -110,000 | $56.93 |
| 03/31/2015 | Merck & Co., Inc. | MRK | 200,000 | 0 | 11,496,000 | 138,000 | $57.48 |
| 12/31/2014 | Merck & Co., Inc. | MRK | 200,000 | 200,000 | 11,358,000 | 11,358,000 | $56.79 |
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