Open Insider Trading Activity for Merck & Co., Inc. Executive VP & President, MRL Li Dean Y
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
Loading daily price history…
Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. MRK | 2026-02-10 | 2026-02-10 | Merck & Co., Inc. | Li Dean Y | Executive VP & President, MRL | Sell | 1 | 10,235 | $117.52 | $1,202,817.20 | 10.01% | View Filing |
| Explained M/S: sale activity tied to share conversions or derivative-related share movements. MRK | 2026-02-06 | 2026-02-04 | Merck & Co., Inc. | Li Dean Y | Executive VP & President, MRL | Sell | 1 | 15,087 | $118.77 | $1,791,882.99 | 12.86% | View Filing |