Chattopadhyay Sanat
- SEC CIK
- 0001670690
No open-market purchases or sales filed in the past year.
Current role at each company
- ASH Ashland Inc.Directoras of Jul 1, 2026
- MRK Merck & Co., Inc.Exe V-P & Pres. MMDas of May 1, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Chattopadhyay Sanat as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
MRK Merck & Co., Inc.
Exe V-P & Pres. MMD4 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 14, 2023 (view filing) | Apr 13 | 1 day | Chattopadhyay SanatExe V-P & Pres. MMD | SSale | −134.1K | $115.07 | −$15.4M | −100.0%0 after | 2 lots |
| Jan 11, 2023 (view filing) | Jan 9 | 2 days | Chattopadhyay SanatExe V-P & Pres. MMD | SSale | −84.0K | $112.29 | −$9.43M | −74.0%29.5K after | 5 lots |
| Nov 1, 2022 (view filing) | Oct 28 | 4 days | Chattopadhyay SanatExe V-P & Pres. MMD | SSale | −100.3K | $100.10 | −$10.0M | −68.7%45.6K after | |
| Nov 2, 2021 (view filing) | Oct 29 | 4 days | Chattopadhyay SanatExe V-P & Pres. MMD | SSale | −24.6K | $87.32 | −$2.15M | −20.9%93.1K after |