$MCK
McKesson Corporation
XNYS•Health Care•Wholesale-Drugs, Proprietaries & Druggists' Sundries
Why is MCK down today? It is at $842.17 (-4.00%), and our scanner flagged it 24 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment MCK spikes, and full due diligence on MCK — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $842.17
- Change today
- -4.00%
- Previous close
- $877.23
- 52-week range
- $637.00 – $999.00
- Market cap
- $102.28B
- Dividend yield
- 0.43% ($3.76)
- Ex-dividend
- Sep 1
- Institutional own.
- 99.9%
- Total held
- 100.0%
- Tradeable float
- 46K 0% of shares · after <1% insiders + 100% institutions
- Short interest
- 3.9M ▼ -6% vs prior · as of 2026-07-15
- Days to cover
- 4.1d
- Avg daily volume
- 870K
- Sector
- Health Care
- Industry
- Wholesale-Drugs, Proprietaries & Druggists' Sundries
- Exchange
- XNYS
- 5m
- 1.6x
- 15m
- 1.3x
- 1h
- 1.8x
- 1D
- 0.2x
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Why is $MCK down today?
MCK is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 2 unusual-volume and momentum alerts on MCK today, peaking at 6.4x its normal volume. Fresh from the SEC: MCKESSON CORP filed a Quarterly report (10-Q). A material company disclosure like this is often the real catalyst behind a move of this size.
Likely catalystQuarterly report (10-Q), from the latest SEC filing. Read it →Analyst data via Nasdaq. Not investment advice.
Smart money in $MCK
All smart money →- FAFisher Asset Management (Fisher) increased its positionAs of Q2 2026 holdings · filed Aug 4, 2026$2M13F-HR ↗
From SEC 13F quarterly holdings (position as of quarter-end, not a transaction date or price) and dated 13D/13G stake filings. Not investment advice.
Insiders
10 buys, 36 sells last 3 months (10/48 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Martinez Maria Director | Acquired (grant/award) | +277 | added 92% | 578 | $225K at $814.04 | Jul 22, 26 |
Caruso Dominic J Director | Acquired (grant/award) | +277 | added 43% | 927 | $225K at $814.04 | Jul 22, 26 |
Wilson-Thompson Kathleen Director | Acquired (grant/award) | +277 | added 92% | 578 | $225K at $814.04 | Jul 22, 26 |
Tyler Brian S. Officer | Sold (automatic/other) | -8K | sold 59% | 6K | $6.7M at $793.56 | Jul 7, 26 |
Tyler Brian S. Officer | Sold (automatic/other) | -8K | sold 37% | 14K | $6.6M at $775.13 | Jun 17, 26 |
Tyler Brian S. Officer | Sold (automatic/other) | -5K | sold 18% | 23K | $3.8M at $763.00 | Jun 9, 26 |
Rutledge Napoleon B Jr Officer | Sold (automatic/other) | -133 | sold 17% | 632 | $102K at $764.00 | Jun 5, 26 |
Rodgers Thomas L Officer | Sold (automatic/other) | -699 | sold 24% | 2K | $514K at $735.27 | Jun 2, 26 |
Smith Leann B Officer | Sold (automatic/other) | -2K | sold 27% | 5K | $1.3M at $735.50 | Jun 1, 26 |
Rodgers Thomas L Officer | Sold (automatic/other) | -123 | sold 4.0% | 3K | $90K at $735.50 | Jun 1, 26 |
Rodgers Thomas L Officer | Sold (automatic/other) | -2K | sold 44% | 3K | $1.8M at $761.09 | May 26, 26 |
Lau Michele Officer | Sold (automatic/other) | -4K | sold 52% | 3K | $2.7M at $761.09 | May 26, 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.
$MCK Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$MCK Activity
News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.


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MCK stock FAQ
Why is $MCK down today?
MCK is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 2 unusual-volume and momentum alerts on MCK today, peaking at 6.4x its normal volume. Fresh from the SEC: MCKESSON CORP filed a Quarterly report (10-Q). A material company disclosure like this is often the real catalyst behind a move of this size.
What is the MCK stock price today?
MCK last traded at $842.17, down 4.00% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Does MCK pay a dividend?
Yes. MCK currently has a dividend yield of about 0.43% ($3.76 per share per year), with the next ex-dividend date on Sep 1. Dividend figures can change; this is not investment advice.
Where can I see live MCK alerts?
The MCK 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 MCK 24 times in the last 30 days.
What exchange is MCK on?
MCK (McKesson Corporation) trades on XNYS, with a market cap of about $102.28B in the WHOLESALE-DRUGS, PROPRIETARIES & DRUGGISTS' SUNDRIES sector.
Is MCK good for day trading?
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 MCK for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.