Williams David Michael
SEC CIK 1820958 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MRK | Merck & Co. | EVP, Chief Info, Digital Off | 66.4K | — | $9.71M | 29 | 2021-02-10 | 2026-08-05 |
Most active insiders at MRK, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Zachary Jennifer | EVP, GC | — | $25.20M |
| 2 | DeLuca Richard R. | EVP, Pres, Merck Animal Heallth | — | $11.29M |
| 3 | Guindo Chirfi | EVP, Access, Policy, Comms | — | $8.15M |
| 4 | Williams David Michael | EVP, Chief Info, Digital Off | — | $8.13M |
| 5 | Davis Robert M | COB, CEO, Pres, Dir | — | $5.60M |
| 6 | Litchfield Caroline | EVP, CFO | — | $5.02M |
| 7 | Li Dean Y | Pres, Executive VP, MRL | — | $2.99M |
| 8 | Maraldo David R. | EVP, Pres. MMD | — | $2.41M |
| 9 | Oosthuizen Johannes Jacobus | Pres, U.S. Market | — | $1.83M |
| 10 | Smart Dalton E. III | SVP Fin. - Gbl Ctrl | — | $766.0K |
Transactions 29
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-08-07 16:19 | 2026-08-05 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $74.49 | +52.8K | 66.4K | +389% | +$3.94M |
| DM | 2026-08-07 16:19 | 2026-08-05 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale+OE | $128.77 | -52.8K | 31.7K | -62% | -$6.81M |
| D | 2026-05-01 17:56 | 2026-04-29 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $110.03 | +1,377 | 32.4K | +4% | +$151.5K |
| D | 2026-05-01 17:56 | 2026-04-29 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $110.03 | -679 | 31.7K | -2% | -$74.7K |
| D | 2026-02-06 | 2026-02-06 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $77.62 | +5,000 | 35.8K | +16% | +$388.1K |
| D | 2026-02-06 | 2026-02-06 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale+OE | $121.91 | -5,000 | 30.8K | -14% | -$609.5K |
| 2026-01-28 | 2026-01-26 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | A - Grant | $107.40 | +6,112 | 30.8K | +25% | +$656.4K | |
| 2025-11-04 | 2025-11-03 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale | $83.59 | -8,614 | 24.6K | -26% | -$720.0K | |
| D | 2025-08-05 | 2025-08-04 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $79.29 | +17.1K | 41.4K | +70% | +$1.36M |
| D | 2025-08-05 | 2025-08-04 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $79.29 | -8,432 | 33.0K | -20% | -$668.6K |
| 2025-02-13 | 2025-02-13 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale | $85.34 | -6,000 | 24.1K | -20% | -$512.0K | |
| 2025-01-29 | 2025-01-27 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | A - Grant | $97.94 | +10.2K | 30.1K | +52% | +$1.00M | |
| 2024-02-08 | 2024-02-07 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale | $127.57 | -1,451 | 19.8K | -7% | -$185.1K | |
| 2024-01-24 | 2024-01-22 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | A - Grant | $119.43 | +10.2K | 21.3K | +92% | +$1.22M | |
| D | 2023-05-03 | 2023-05-02 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | S - Sale+OE | $116.82 | -7,509 | 11.1K | -40% | -$877.2K |
| DM | 2023-05-03 | 2023-05-01+ | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $61.23 | +6,612 | 12.7K | +108% | +$404.8K |
| D | 2023-05-03 | 2023-05-01 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $115.47 | -198 | 12.5K | -2% | -$22.9K |
| D | 2023-02-13 | 2023-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $106.72 | +1,205 | 12.5K | +11% | +$128.6K |
| D | 2023-02-13 | 2023-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $106.72 | -413 | 12.1K | -3% | -$44.1K |
| 2023-01-25 | 2023-01-23 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | A - Grant | $109.88 | +1,745 | 11.0K | +19% | +$191.7K | |
| D | 2022-05-04 | 2022-05-03 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $87.65 | -147 | 9,263 | -2% | -$12.9K |
| D | 2022-05-04 | 2022-05-03 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $87.65 | +427 | 9,410 | +5% | +$37.4K |
| D | 2022-05-03 | 2022-05-01 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $88.69 | +577 | 9,181 | +7% | +$51.2K |
| D | 2022-05-03 | 2022-05-01 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $88.69 | -198 | 8,983 | -2% | -$17.6K |
| 2022-02-28 | 2022-02-24 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | A - Grant | $73.51 | +1,660 | 8,604 | +24% | +$122.0K | |
| D | 2022-02-14 | 2022-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $76.53 | -477 | 6,944 | -6% | -$36.5K |
| D | 2022-02-14 | 2022-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $76.53 | +1,202 | 7,421 | +19% | +$92.0K |
| D | 2022-02-11 | 2021-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | M - OptEx | $75.04 | +1,167 | 3,660 | +47% | +$87.6K |
| D | 2022-02-11 | 2021-02-10 | MRK | Merck & Co. | Williams David Michael | EVP, Chief Info, Digital Off | F - Tax | $75.04 | -467 | 3,193 | -13% | -$35.0K |
Purchase Sale Sale after option exercise All abbreviations