SEC CIK 1601572
Karachun Rita A
Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| MRKview stock → | 45,709.97 | 2023-05-04 |
| CHRSview stock → | 30,000 | 2026-06-05 |
Position History — MRK
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — MRK
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2023-05-04 | Option exercise (derivative) | 15,875 | $0.00 | 0 |
| 2023-05-04 | Option exercise (derivative) | 949 | $0.00 | 951 |
| 2023-05-04 | Open-market sale | 15,875 | $117.53 | 45,709.97 |
| 2023-05-04 | Option exercise | 15,875 | $62.07 | 61,584.97 |
| 2023-05-04 | Tax withholding | 326 | $118.22 | 45,709.97 |
| 2023-05-04 | Option exercise | 949 | $118.22 | 46,035.97 |
| 2023-05-03 | Option exercise (derivative) | 803 | $0.00 | 1,608 |
| 2023-05-03 | Tax withholding | 276 | $117.89 | 45,086.97 |
| 2023-05-03 | Option exercise | 803 | $117.89 | 45,362.97 |
| 2023-05-02 | Grant / award (derivative) | 1,781 | $0.00 | 1,781 |
| 2023-05-02 | Grant / award (derivative) | 9,682 | $0.00 | 9,682 |
| 2023-05-01 | Option exercise (derivative) | 930 | $0.00 | 0 |
| 2023-05-01 | Tax withholding | 319 | $115.47 | 44,559.97 |
| 2023-05-01 | Option exercise | 930 | $115.47 | 44,878.97 |
| 2023-01-23 | Grant / award | 2,846 | $109.88 | 43,948.97 |
| 2022-10-28 | Option exercise (derivative) | 15,000 | $0.00 | 15,875 |
| 2022-10-28 | Option exercise (derivative) | 16,997 | $0.00 | 0 |
| 2022-10-28 | Option exercise | 16,997 | $0.00 | 58,099.97 |
| 2022-10-28 | Option exercise | 15,000 | $0.00 | 73,099.97 |
| 2022-10-28 | Open-market sale | 31,997 | $100.34 | 41,102.97 |
| 2022-05-04 | Option exercise (derivative) | 949 | $0.00 | 1,900 |
| 2022-05-04 | Option exercise | 949 | $87.10 | 41,428.97 |
| 2022-05-04 | Tax withholding | 326 | $87.10 | 41,102.97 |
| 2022-05-03 | Option exercise (derivative) | 902 | $0.00 | 0 |
| 2022-05-03 | Tax withholding | 309 | $87.65 | 40,479.97 |
| 2022-05-03 | Option exercise | 902 | $87.65 | 40,788.97 |
| 2022-05-03 | Grant / award (derivative) | 2,411 | $0.00 | 2,411 |
| 2022-05-03 | Grant / award (derivative) | 13,592 | $0.00 | 13,592 |
| 2022-05-01 | Option exercise (derivative) | 928 | $0.00 | 930 |
| 2022-05-01 | Option exercise | 928 | $88.69 | 40,204.97 |
| 2022-05-01 | Tax withholding | 318 | $88.69 | 39,886.97 |
| 2022-02-24 | Grant / award | 3,478 | $73.51 | 39,276.97 |
| 2021-11-03 | Option exercise (derivative) | 25,000 | $0.00 | 16,997 |
| 2021-11-03 | Option exercise | 25,000 | $0.00 | 60,798.97 |
| 2021-11-03 | Open-market sale | 25,000 | $88.45 | 35,798.97 |
| 2021-05-04 | Grant / award (derivative) | 21,429 | $0.00 | 21,429 |
| 2021-05-04 | Option exercise (derivative) | 1,212 | $0.00 | 0 |
| 2021-05-04 | Grant / award (derivative) | 2,764 | $0.00 | 2,764 |
| 2021-05-04 | Tax withholding | 416 | $75.98 | 35,798.97 |
| 2021-05-04 | Option exercise | 1,212 | $75.98 | 36,214.97 |
| 2021-05-03 | Option exercise (derivative) | 875 | $0.00 | 875 |
| 2021-05-03 | Option exercise | 875 | $74.50 | 35,302.97 |
| 2021-05-03 | Tax withholding | 300 | $74.50 | 35,002.97 |
| 2021-05-01 | Option exercise (derivative) | 901 | $0.00 | 1,803 |
| 2021-05-01 | Tax withholding | 309 | $74.50 | 34,427.97 |
| 2021-05-01 | Option exercise | 901 | $74.50 | 34,736.97 |
| 2021-02-26 | Grant / award | 6,052 | $72.62 | 33,835.97 |
| 2020-05-05 | Option exercise (derivative) | 3,283 | $0.00 | 0 |
| 2020-05-05 | Tax withholding | 1,617 | $76.86 | 27,783.97 |
| 2020-05-05 | Option exercise | 3,283 | $76.86 | 29,400.97 |
| 2020-05-04 | Option exercise (derivative) | 1,212 | $0.00 | 1,212 |
| 2020-05-04 | Tax withholding | 597 | $77.67 | 26,117.97 |
| 2020-05-04 | Option exercise | 1,212 | $77.67 | 26,714.97 |
| 2020-05-03 | Option exercise (derivative) | 875 | $0.00 | 1,750 |
| 2020-05-03 | Tax withholding | 431 | $77.67 | 25,502.97 |
| 2020-05-03 | Option exercise | 875 | $77.67 | 25,933.97 |
| 2020-05-01 | Grant / award (derivative) | 2,704 | $0.00 | 2,704 |
| 2020-05-01 | Grant / award (derivative) | 21,144 | $0.00 | 21,144 |
| 2020-02-28 | Grant / award | 4,269 | $76.56 | 25,058.97 |
| 2019-05-10 | Option exercise (derivative) | 3,292 | $78.33 | 0 |
| 2019-05-10 | Tax withholding | 1,622 | $78.33 | 20,789.97 |
| 2019-05-10 | Option exercise | 3,292 | $0.00 | 22,411.97 |
| 2019-05-04 | Option exercise (derivative) | 1,212 | $80.00 | 2,424 |
| 2019-05-04 | Option exercise | 1,212 | $0.00 | 19,716.97 |
| 2019-05-04 | Tax withholding | 597 | $80.00 | 19,119.97 |
| 2019-05-03 | Grant / award (derivative) | 19,759 | $0.00 | 19,759 |
| 2019-05-03 | Grant / award (derivative) | 2,625 | $0.00 | 2,625 |
| 2019-02-25 | Grant / award | 2,330 | $80.38 | 18,504.97 |
| 2019-02-14 | Option exercise (derivative) | 37,152 | $0.00 | 0 |
| 2019-02-14 | Open-market sale | 64,662 | $78.96 | 16,174.97 |
| 2019-02-14 | Option exercise | 27,510 | $58.22 | 80,836.97 |
| 2019-02-14 | Option exercise | 37,152 | $59.86 | 53,326.97 |
| 2018-08-02 | Open-market sale | 5,000 | $65.01 | 16,174.97 |
| 2018-05-04 | Grant / award (derivative) | 25,617 | $0.00 | 25,617 |
| 2018-05-04 | Grant / award (derivative) | 3,636 | $0.00 | 3,636 |
| 2018-05-01 | Option exercise (derivative) | 3,007 | $58.87 | 0 |
| 2018-05-01 | Tax withholding | 1,030 | $58.87 | 21,174.97 |
| 2018-05-01 | Option exercise | 3,007 | $0.00 | 22,204.97 |
| 2018-02-27 | Grant / award | 3,090 | $54.72 | 19,197.97 |
| 2017-05-09 | Option exercise (derivative) | 2,576 | $64.01 | 0 |
| 2017-05-09 | Option exercise | 2,576 | $0.00 | 17,067.97 |
| 2017-05-09 | Tax withholding | 960 | $64.01 | 16,107.97 |
| 2017-05-05 | Grant / award (derivative) | 29,957 | $0.00 | 29,957 |
| 2017-05-05 | Grant / award (derivative) | 3,283 | $0.00 | 3,283 |
| 2017-02-27 | Grant / award | 2,797 | $65.85 | 14,471.57 |
| 2017-02-14 | Open-market sale | 2,954 | $64.73 | 11,674.57 |
| 2016-05-10 | Grant / award (derivative) | 3,292 | $0.00 | 3,292 |
| 2016-05-10 | Grant / award (derivative) | 40,747 | $0.00 | 40,747 |
| 2016-05-06 | Option exercise (derivative) | 2,001 | $54.09 | 0 |
| 2016-05-06 | Tax withholding | 746 | $54.09 | 14,628.57 |
| 2016-05-06 | Option exercise | 2,001 | $0.00 | 15,374.57 |
| 2015-05-02 | Option exercise (derivative) | 4,709 | $59.86 | 0 |
| 2015-05-02 | Tax withholding | 1,755 | $59.86 | 13,373.57 |
| 2015-05-02 | Option exercise | 4,709 | $0.00 | 15,128.57 |
| 2015-05-01 | Grant / award (derivative) | 3,007 | $0.00 | 3,007 |
| 2015-05-01 | Grant / award (derivative) | 37,152 | $0.00 | 37,152 |
| 2014-05-09 | Grant / award (derivative) | 27,510 | $0.00 | 27,510 |
| 2014-05-09 | Grant / award (derivative) | 2,576 | $0.00 | 2,576 |
| 2014-05-04 | Option exercise (derivative) | 4,240 | $58.22 | 0 |
| 2014-05-04 | Tax withholding | 1,579 | $58.22 | 10,419.57 |
| 2014-05-04 | Option exercise | 4,240 | $0.00 | 11,998.57 |
| 2014-03-01 | — | — | — | 7,758.57 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.