Chattopadhyay Sanat
Insider CIK 1670690 · ASH Director · MRK Exe V-P & Pres. MMD
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| ASH ASHLAND INC. | A Award deriv | 2026-09-30 | 2026-10-01 | 212 | $67.92 | $14.4K | 2,407 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2026-06-30 | 2026-07-01 | 218 | $65.89 | $14.4K | 2,182 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2026-04-29 | 2026-05-01 | 2,597 | — | $0 | 5,194 | SEC↗ |
| MRK Merck & Co., Inc. | F Tax w/h | 2026-04-29 | 2026-05-01 | 1,130 | $110.03 | $124.3K | 15,347 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2026-04-29 | 2026-05-01 | 2,597 | $110.03 | $285.7K | 16,477 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2026-03-31 | 2026-04-01 | 258 | $55.61 | $14.3K | 1,952 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2026-01-26 | 2026-01-28 | 13,880 | $107.40 | $1.49M | 13,880 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2026-01-20 | 2026-01-21 | 2,449 | $61.23 | $150.0K | 6,711 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2025-12-31 | 2026-01-05 | 245 | $58.67 | $14.4K | 1,679 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2025-09-30 | 2025-10-02 | 300 | $47.91 | $14.4K | 1,425 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2025-06-30 | 2025-07-02 | 286 | $50.28 | $14.4K | 1,116 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2025-04-29 | 2025-05-01 | 35,465 | — | $0 | 35,465 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2025-04-29 | 2025-05-01 | 7,791 | — | $0 | 7,791 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2025-03-31 | 2025-04-01 | 235 | $59.29 | $13.9K | 823 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2025-01-27 | 2025-01-29 | 28,136 | $97.94 | $2.76M | 78,758 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2025-01-21 | 2025-01-23 | 2,050 | $73.16 | $150.0K | 4,262 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2024-12-31 | 2025-01-02 | 175 | $71.46 | $12.5K | 583 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2024-09-30 | 2024-10-02 | 144 | $86.97 | $12.5K | 406 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2024-06-28 | 2024-07-01 | 132 | $94.49 | $12.5K | 261 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2024-04-30 | 2024-05-02 | 38,672 | — | $0 | 38,672 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2024-03-28 | 2024-04-01 | 128 | $97.37 | $12.5K | 128 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2024-01-23 | 2024-01-25 | 1,897 | $79.05 | $150.0K | 2,173 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2024-01-22 | 2024-01-24 | 26,716 | $119.43 | $3.19M | 26,716 | SEC↗ |
| ASH ASHLAND INC. | A Award deriv | 2023-11-13 | 2023-11-14 | 275 | $73.15 | $20.1K | 275 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2023-05-02 | 2023-05-04 | 45,643 | — | $0 | 45,643 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2023-04-13 | 2023-04-14 | 67,892 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2023-04-13 | 2023-04-14 | 66,163 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-04-13 | 2023-04-14 | 66,163 | $115.06 | $7.61M | 67,892 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2023-04-13 | 2023-04-14 | 67,892 | $56.04 | $3.80M | 67,892 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-04-13 | 2023-04-14 | 67,892 | $115.07 | $7.81M | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2023-04-13 | 2023-04-14 | 66,163 | $62.07 | $4.11M | 134,055 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2023-01-23 | 2023-01-25 | 17,495 | $109.88 | $1.92M | 46,995 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2023-01-09 | 2023-01-11 | 83,994 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-01-09 | 2023-01-11 | 3,940 | $112.78 | $444.4K | 69,418 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2023-01-09 | 2023-01-11 | 83,994 | $53.06 | $4.46M | 113,494 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-01-09 | 2023-01-11 | 1,702 | $114.46 | $194.8K | 29,500 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-01-09 | 2023-01-11 | 38,216 | $113.78 | $4.35M | 31,202 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-01-09 | 2023-01-11 | 4,538 | $111.73 | $507.0K | 73,358 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2023-01-09 | 2023-01-11 | 35,598 | $110.61 | $3.94M | 77,896 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2022-10-28 | 2022-11-01 | 51,055 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2022-10-28 | 2022-11-01 | 15,213 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2022-10-28 | 2022-11-01 | 34,024 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2022-10-28 | 2022-11-01 | 100,292 | $100.10 | $10.04M | 45,608 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2022-10-28 | 2022-11-01 | 51,055 | — | $0 | 145,900 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2022-10-28 | 2022-11-01 | 34,024 | — | $0 | 94,845 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2022-10-28 | 2022-11-01 | 15,213 | — | $0 | 60,821 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2022-05-03 | 2022-05-05 | 58,252 | — | $0 | 58,252 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2022-02-24 | 2022-02-28 | 19,836 | $73.51 | $1.46M | 112,981 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2021-10-29 | 2021-11-02 | 24,619 | — | $0 | 15,213 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2021-10-29 | 2021-11-02 | 24,619 | — | $0 | 117,764 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2021-10-29 | 2021-11-02 | 24,619 | $87.32 | $2.15M | 93,145 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2021-05-04 | 2021-05-06 | 85,714 | — | $0 | 85,714 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2021-02-26 | 2021-03-02 | 25,772 | $72.62 | $1.87M | 93,145 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2020-08-13 | 2020-08-17 | 10,380 | $83.01 | $861.6K | 67,373 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2020-05-01 | 2020-05-05 | 84,576 | — | $0 | 84,576 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2020-02-28 | 2020-03-03 | 15,785 | $76.56 | $1.21M | 77,632 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2019-05-03 | 2019-05-07 | 64,922 | — | $0 | 64,922 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2019-02-25 | 2019-02-27 | 10,380 | $80.38 | $834.3K | 61,847 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2019-02-12 | 2019-02-14 | 43,876 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2019-02-12 | 2019-02-14 | 29,851 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2019-02-12 | 2019-02-14 | 29,851 | $36.56 | $1.09M | 125,194 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2019-02-12 | 2019-02-14 | 43,876 | $39.29 | $1.72M | 95,343 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2019-02-12 | 2019-02-14 | 73,727 | $78.62 | $5.80M | 51,467 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2018-08-03 | 2018-08-06 | 19,208 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2018-08-03 | 2018-08-06 | 10,000 | — | $0 | 0 | SEC↗ |
| MRK Merck & Co., Inc. | S Sale | 2018-08-03 | 2018-08-06 | 29,208 | $65.20 | $1.90M | 51,467 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2018-08-03 | 2018-08-06 | 19,208 | $33.49 | $643.3K | 70,675 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2018-08-03 | 2018-08-06 | 10,000 | $37.49 | $374.9K | 80,675 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2018-05-04 | 2018-05-08 | 65,872 | — | $0 | 65,872 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2018-05-01 | 2018-05-02 | 4,009 | $58.87 | $236.0K | 0 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2018-05-01 | 2018-05-02 | 4,009 | — | $0 | 52,609 | SEC↗ |
| MRK Merck & Co., Inc. | F Tax w/h | 2018-05-01 | 2018-05-02 | 1,142 | $58.87 | $67.2K | 51,467 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2018-02-27 | 2018-03-01 | 4,522 | $54.72 | $247.4K | 48,182 | SEC↗ |
| MRK Merck & Co., Inc. | I Discretionary deriv | 2017-11-09 | 2017-11-13 | 13,100 | $56.21 | $736.3K | 13,123 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2017-05-05 | 2017-05-09 | 64,194 | — | $0 | 64,194 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2017-05-02 | 2017-05-03 | 3,092 | $62.38 | $192.9K | 0 | SEC↗ |
| MRK Merck & Co., Inc. | F Tax w/h | 2017-05-02 | 2017-05-03 | 974 | $62.38 | $60.8K | 42,663 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2017-05-02 | 2017-05-03 | 3,092 | — | $0 | 43,637 | SEC↗ |
| MRK Merck & Co., Inc. | A Award | 2017-02-27 | 2017-03-01 | 3,758 | $65.85 | $247.5K | 40,246 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2016-08-02 | 2016-08-03 | 5,150 | $58.66 | $302.1K | 0 | SEC↗ |
| MRK Merck & Co., Inc. | F Tax w/h | 2016-08-02 | 2016-08-03 | 1,619 | $58.66 | $95.0K | 35,951 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2016-08-02 | 2016-08-03 | 5,150 | — | $0 | 37,570 | SEC↗ |
| MRK Merck & Co., Inc. | A Award deriv | 2016-05-10 | 2016-05-12 | 81,494 | — | $0 | 81,494 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise deriv | 2016-05-06 | 2016-05-09 | 4,002 | $54.09 | $216.5K | 0 | SEC↗ |
| MRK Merck & Co., Inc. | F Tax w/h | 2016-05-06 | 2016-05-09 | 1,258 | $54.09 | $68.0K | 32,172 | SEC↗ |
| MRK Merck & Co., Inc. | M Exercise | 2016-05-06 | 2016-05-09 | 4,002 | — | $0 | 33,430 | SEC↗ |