Maraldo David R. (CIK 2126478) reported 8 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-07). Recent activity: Buy MRK (6,311 shares), Sell MRK (6,311 shares), Buy MRK (9,709 shares), Sell MRK (9,709 shares), Buy MRK (2,686 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Buy | 6,311 | $465,310 |
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Sell | 6,311 | $812,339 |
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Buy | 9,709 | $845,654 |
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Sell | 9,709 | $1.2M |
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Buy | 2,686 | $227,531 |
| 2026-08-07 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Sell | 2,686 | $345,736 |
| 2026-05-05 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Buy | 552 | $61,912 |
| 2026-05-05 | Merck & Co., Inc. (MRK) | EVP & Pres. MMD | Sell | 159 | $17,833 |
Source: SEC Form 4 filings · as of 2026-08-07