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GAMCO INVESTORS, INC. ET AL
> NEU
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | NEWMARKET CORP | NEU | 14,500 | 0 | 5,830,740,000 | 538,530,000 | $402,120.00 |
| 03/31/2023 | NEWMARKET CORP | NEU | 14,500 | 0 | 5,292,210,000 | 781,115,000 | $364,980.00 |
| 12/31/2022 | NEWMARKET CORP | NEU | 14,500 | -200 | 4,511,095,000 | 4,506,673,000 | $311,110.00 |
| 09/30/2022 | NEWMARKET CORP | NEU | 14,700 | -300 | 4,422,000 | -92,000 | $300.82 |
| 06/30/2022 | NEWMARKET CORP | NEU | 15,000 | 0 | 4,514,000 | -352,000 | $300.93 |
| 03/31/2022 | NEWMARKET CORP | NEU | 15,000 | 0 | 4,866,000 | -216,000 | $324.40 |
| 09/30/2021 | NEWMARKET CORP | NEU | 15,000 | 0 | 5,082,000 | 252,000 | $338.80 |
| 06/30/2021 | NEWMARKET CORP | NEU | 15,000 | 0 | 4,830,000 | -872,000 | $322.00 |
| 03/31/2021 | NEWMARKET CORP | NEU | 15,000 | 0 | 5,702,000 | -272,000 | $380.13 |
| 12/31/2020 | NEWMARKET CORP | NEU | 15,000 | 0 | 5,974,000 | 839,000 | $398.27 |
| 09/30/2020 | NEWMARKET CORP | NEU | 15,000 | 0 | 5,135,000 | -872,000 | $342.33 |
| 06/30/2020 | NEWMARKET CORP | NEU | 15,000 | -900 | 6,007,000 | -81,000 | $400.47 |
| 03/31/2020 | NEWMARKET CORP | NEU | 15,900 | -300 | 6,088,000 | -1,794,000 | $382.89 |
| 12/31/2019 | NEWMARKET CORP | NEU | 16,200 | 0 | 7,882,000 | 234,000 | $486.54 |
| 09/30/2019 | NEWMARKET CORP | NEU | 16,200 | 0 | 7,648,000 | 1,153,000 | $472.10 |
| 06/30/2019 | NEWMARKET CORP | NEU | 16,200 | 0 | 6,495,000 | -529,000 | $400.93 |
| 03/31/2019 | NEWMARKET CORP | NEU | 16,200 | 0 | 7,024,000 | 348,000 | $433.58 |
| 12/31/2018 | NEWMARKET CORP | NEU | 16,200 | 0 | 6,676,000 | 107,000 | $412.10 |
| 09/30/2018 | NEWMARKET CORP | NEU | 16,200 | 0 | 6,569,000 | 16,000 | $405.49 |
| 06/30/2018 | NEWMARKET CORP | NEU | 16,200 | 0 | 6,553,000 | 46,000 | $404.51 |
| 03/31/2018 | NEWMARKET CORP | NEU | 16,200 | -50 | 6,507,000 | 49,000 | $401.67 |
| 12/31/2017 | NEWMARKET CORP | NEU | 16,250 | 0 | 6,458,000 | -460,000 | $397.42 |
| 09/30/2017 | NEWMARKET CORP | NEU | 16,250 | -300 | 6,918,000 | -703,000 | $425.72 |
| 06/30/2017 | NEWMARKET CORP | NEU | 16,550 | 0 | 7,621,000 | 120,000 | $460.48 |
| 03/31/2017 | NEWMARKET CORP | NEU | 16,550 | 0 | 7,501,000 | 486,000 | $453.23 |
| 12/31/2016 | NEWMARKET CORP | NEU | 16,550 | 0 | 7,015,000 | -90,000 | $423.87 |
| 09/30/2016 | NEWMARKET CORP | NEU | 16,550 | -400 | 7,105,000 | 388,000 | $429.31 |
| 06/30/2016 | NEWMARKET CORP | NEU | 16,550 | -400 | 6,858,000 | 141,000 | $414.38 |
| 03/31/2016 | NEWMARKET CORP | NEU | 16,950 | 16,950 | 6,717,000 | 6,717,000 | $396.28 |
| 12/31/2015 | NEWMARKET CORP | NEU | 17,450 | -1,700 | 6,644,000 | -193,000 | $380.74 |
| 09/30/2015 | NEWMARKET CORP | NEU | 19,150 | -3,850 | 6,837,000 | -3,372,000 | $357.02 |
| 06/30/2015 | NEWMARKET CORP | NEU | 23,000 | -4,200 | 10,209,000 | -2,787,000 | $443.87 |
| 03/31/2015 | NEWMARKET CORP | NEU | 27,200 | -3,000 | 12,996,000 | 809,000 | $477.79 |
| 12/31/2014 | NEWMARKET CORP | NEU | 30,200 | 30,200 | 12,187,000 | 12,187,000 | $403.54 |
| 09/30/2014 | NEWMARKET CORP | NEU | 35,600 | -2,000 | 13,564,000 | -1,179,000 | $381.01 |
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