McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know
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McKesson stock was flat late Wednesday, though the drug wholesaler topped fiscal second-quarter views and hiked its earnings guide.
Directly affected
- MCK Mckesson+8.5% 30d
Named in this report.
Indirectly affected
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR: it holds drugmakers and health companies. Linked by “drug” (pharma and health) in this story.
- XBI SPDR S&P Biotech ETF
SPDR S&P Biotech ETF: it holds drugmakers and health companies. Linked by “drug” (pharma and health) in this story.
- LLY Eli Lilly and+22.4% 30d
Eli Lilly and (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story.
- JNJ Johnson & Johnson-1.7% 30d
Johnson & Johnson (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story.
- PFE Pfizer+5.5% 30d
Pfizer (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story.
- MRK Merck+1.9% 18d
Merck (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| MCK | -8.19% | -6.55% | base | after close | after close | after close | after close |
| XLV | -2.96% | -2.66% | base | after close | after close | after close | after close |
| XBI | -0.81% | -4.43% | base | after close | after close | after close | after close |
| LLY | -3.15% | -0.45% | base | after close | after close | after close | after close |
| JNJ | -0.43% | -2.09% | base | after close | after close | after close | after close |
| PFE | -2.73% | -0.26% | base | after close | after close | after close | after close |
| MRK | -2.69% | -1.28% | base | after close | after close | after close | after close |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know Investor's Business Daily
Source: Investor's Business Daily
The price since 4 Nov 2026: Merck (MRK) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| Johnson & Johnson (JNJ) | three days earlier | -2.09% | final price |
| Johnson & Johnson (JNJ) | five days earlier | -0.43% | final price |
| Eli Lilly (LLY) | three days earlier | -0.45% | final price |
| Eli Lilly (LLY) | five days earlier | -3.15% | final price |
| MCK | three days earlier | -6.55% | final price |
| MCK | five days earlier | -8.19% | final price |
| Merck (MRK) | three days earlier | -1.28% | final price |
| Merck (MRK) | five days earlier | -2.69% | final price |
| Pfizer (PFE) | three days earlier | -0.26% | final price |
| Pfizer (PFE) | five days earlier | -2.73% | final price |
| Spdr Series Trust (XBI) | three days earlier | -4.43% | final price |
| Spdr Series Trust (XBI) | five days earlier | -0.81% | final price |
| Select Sector Spdr Tr (XLV) | three days earlier | -2.66% | final price |
| Select Sector Spdr Tr (XLV) | five days earlier | -2.96% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Rohit Khanna bought Mckesson (MCK) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 61 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Mckesson (MCK) (held by a dependent child), worth $1,001 - $15,000 on 10 Aug 2026. That is 86 days before publication. Filed 4 Sep 2026. View the filing.
- Rep. Rohit Khanna bought Eli Lilly (LLY) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 61 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Thomas H. Kean Jr sold Johnson & Johnson (JNJ), worth $1,001 - $15,000 on 30 Sep 2026. That is 35 days before publication. Filed 30 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Johnson & Johnson (JNJ) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 40 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Lloyd Doggett bought Johnson & Johnson (JNJ), worth $1,001 - $15,000 on 8 Sep 2026. That is 57 days before publication. Filed 5 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Pfizer (PFE) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 61 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Pfizer (PFE), worth $100,001 - $250,000 on 21 Aug 2026. That is 75 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Merck (MRK), worth $1,001 - $15,000 on 24 Sep 2026. That is 41 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar bought Merck (MRK), worth $15,001 - $50,000 on 19 Aug 2026. That is 77 days before publication. Filed 9 Sep 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around Merck (MRK)
Companies carried with this story
- MRK Merck
In “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know,” Merck (MRK) is linked, with no stored direction, medium confidence. Reason on file: Merck (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story
- XLV Select Sector Spdr Tr
Select Sector Spdr Tr (XLV) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know.” Reason on file: Health Care Select Sector SPDR: it holds drugmakers and health companies. Linked by “drug” (pharma and health) in this story
- XBI Spdr Series Trust
Spdr Series Trust (XBI) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know.” Reason on file: SPDR S&P Biotech ETF: it holds drugmakers and health companies. Linked by “drug” (pharma and health) in this story
- LLY Eli Lilly
For “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know,” Eli Lilly (LLY) is linked, with no stored direction, medium confidence. Reason on file: Eli Lilly and (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story
- JNJ Johnson & Johnson
For “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know,” Johnson & Johnson (JNJ) is linked, with no stored direction, medium confidence. Reason on file: Johnson & Johnson (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story
- PFE Pfizer
Pfizer (PFE) is linked, with no stored direction, medium confidence in the 4 Nov 2026 story “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know.” Reason on file: Pfizer (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story
Merck (MRK)
On 4 Nov 2026, “McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know” is the story that connects Merck (MRK) to this story.
The link for Merck (MRK) is this: Merck (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “drug” (pharma and health) in this story
Also listed, Select Sector Spdr Tr (XLV): Health Care Select Sector SPDR: it holds drugmakers and health companies. Linked by “drug” (pharma and health) in this story
Dates and price levels for Merck (MRK)
MRK traded between 139.39 and 154.04 across 18 sessions. The latest close on file is 144.68.
How strong the case is around Merck (MRK)
46 out of 100
“McKesson Stock: The Biggest Drug Wholesaler Just Crushed Earnings Views — Here's What To Know” scores 46 out of 100. The score uses 1 sources, and 6 linked companies.