$MRK
Merck & Co., Inc.
XNYS•Health Care•Pharmaceutical Preparations
$144.07
▲+0.18%+$0.260
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Plans & pricingDonateWhy is MRK up today? It is at $144.07 (+0.18%), and our scanner flagged it 85 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment MRK spikes, and full due diligence on MRK — key stats, earnings, dilution and insider activity. Free.
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Here is the latest on MRK from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for MRK today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
A share sale has already completed, so that supply is out there. Size not stated in the filing.
Some filings did not state a size, so these are floors.
Recent priced share offering — a one-time sale that has already completed (not ongoing)
Sources: float & market cap via Polygon · short interest via FINRA · borrow & shortability via Alpaca · SSR from Reg SHO 201 · filings & dilution via SEC EDGAR · analysts via Nasdaq.
Auto-generated from public data for research and education. Not investment advice.
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Guindo Chirfi Officer | Sold (automatic/other) | -10K | sold 21% | 37K | $1.4M at $135.00 | Aug 13, 26 |
Deluca Richard R. Officer | Sold (automatic/other) | -12K | sold 9.6% | 110K | $1.5M at $131.61 | Aug 12, 26 |
Zachary Jennifer Officer | Sold (automatic/other) | -80K | sold 64% | 46K | $10.7M at $133.46 | Aug 12, 26 |
Zachary Jennifer Officer | Other | 55K | added 77% | 126K | $4.7M at $84.71 | Aug 12, 26 |
Deluca Richard R. Officer | Sold (automatic/other) | -13K | sold 9.5% | 122K | $1.7M at $131.33 | Aug 11, 26 |
Deluca Richard R. Officer | Sold (automatic/other) | -21K | sold 13% | 135K | $2.7M at $130.43 | Aug 10, 26 |
Guindo Chirfi Officer | Sold (automatic/other) | -15K | sold 24% | 47K | $2.0M at $131.00 | Aug 6, 26 |
Deluca Richard R. Officer | Sold (automatic/other) | -6K | sold 3.7% | 155K | $788K at $130.23 | Aug 6, 26 |
Williams David Michael Officer | Sold (automatic/other) | -53K | sold 62% | 32K | $6.8M at $128.77 | Aug 5, 26 |
Williams David Michael Officer | Other | 53K | added 100% | 66K | $3.9M at $73.73 | Aug 5, 26 |
Maraldo David R. Officer | Sold (automatic/other) | -19K | sold 51% | 18K | $2.4M at $128.72 | Aug 5, 26 |
Maraldo David R. Officer | Other | 19K | added 100% | 28K | $1.4M at $73.73 | Aug 5, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
Blend of news sentiment, today’s move, and community votes. Not investment advice.
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.
Comparable names in pharmaceutical preparations, closest in size first.
Curated groups MRK belongs to. Tap one to see every member with today's move and why the group is moving.
Here is the latest on MRK from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for MRK today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
MRK last traded at $144.07, up 0.18% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Merck & Co., Inc. (MRK) is next expected to report earnings on Thursday, October 29, 2026 (before open), about 25 days away. Earnings reports often cause large overnight gaps, so many traders manage risk around the date. The date can shift until the company officially confirms it.
Yes. MRK currently has a dividend yield of about 2.36% ($3.40 per share per year). Dividend figures can change; this is not investment advice.
The MRK Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged MRK 85 times in the last 30 days.
MRK (Merck & Co., Inc.) trades on XNYS, with a market cap of about $356.01B in the PHARMACEUTICAL PREPARATIONS sector.
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge MRK for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.
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