What is the 13F Pro Quality Score for MCK?

13F Pro ranks MCKESSON CORP (MCK) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View MCK's current score at https://13fpro.ai/research/MCK (free sign-up required for the full ranking).

Which hedge funds own the most MCK stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of MCK include BlackRock,, VANGUARD CAPITAL MANAGEMENT, STATE STREET. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/MCK as soon as new 13F filings post.

Where does 13F Pro source MCK data?

All MCKESSON CORP fundamentals and ownership data come directly from SEC EDGAR. MCKESSON CORP files with the SEC under CIK 927653. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is MCK in?

MCKESSON CORP (MCK) is classified in the Consumer Staples sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/consumer-staples.

How often is MCK research updated on 13F Pro?

MCK's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

MCKESSON CORP(MCK)Stock Analysis

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13F Pro Quality Score

63.7/100

Rank #675 of 2,879 stocksTOP 25%

View Consumer Staples peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

77.3/100

Profitability

41.6/100

Balance Sheet

69.3/100

Earnings Quality

62.6/100

Free Cash Flow

33.7/100

Institutional Flow

38.5/100

Revenue Scale

99.8/100

Dilution Risk

89.4/100

MCK Stock Analysis & AI Quality Score

AI stock analysis and institutional research for MCKESSON CORP (MCK), a Consumer Staples sector company. 13F Pro's AI-powered ranking engine scores MCK at 63.7/100 on a 32-signal composite quality model, placing it at rank #675 of 2,879 stocks — the top 25% of the AI-ranked universe. MCK scores in the top quartile across revenue scale (99.8), revenue growth (77.3). Areas of concern include free cash flow (33.7) and institutional flow (38.5), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q4 2026), MCKESSON CORP reports quarterly revenue of $96.3B, net income of $1.7B, an operating margin of 2.2%. Top institutional holders of MCK by reported 13-F value include BlackRock,, VANGUARD CAPITAL MANAGEMENT, STATE STREET, based on the most recent SEC filings. MCK trades on the NYSE exchange and files with the SEC under CIK 927653. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate MCK daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for MCKESSON CORP directly from SEC EDGAR. MCKESSON CORP's 13F Pro composite quality score has ranged between 8 and 69 since 2021, currently 63.7 — an improving long-term trajectory across 56 quarterly and live scoring snapshots.

✦

Fun facts about MCKESSON CORP

Quirks, history, and lore behind MCK — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. large-cap company · operates in healthcare supply chain · listed on the NYSE · headquartered in Texas.
2
The Numbers
Annual revenue north of $275 billion, making it one of the largest companies in America by revenue — yet most people have never heard of it.
3
The History
Traces its roots back to 19th-century San Francisco as a drug wholesaler, surviving earthquakes, prohibition, and a century of healthcare upheaval to become a distribution titan.
4
The Secret
It doesn't make drugs — it moves them, distributing pharmaceuticals to hospitals, pharmacies, and healthcare providers across North America and beyond.
5
The Lore
The company paid out billions in opioid settlement funds as one of the major distributors implicated in the U.S. opioid crisis — a defining and sobering chapter in its modern history.
6
The Giveaway
Its three-letter ticker is a nod to its Scottish-American founder, and it remains the largest pharmaceutical distributor in North America — the unseen middleman in nearly every U.S. prescription.

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Revenue

Q4 2026

$96.3B

Net Income

Q4 2026

$1.7B

Free Cash Flow

Q4 2026

$3.3B

Operating Margin

Q4 2026

2.2%

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+30.6% YoY

$403.43BFY 2026

FY22 $263.97BFY23 $276.71BFY24 $308.95BFY26 $403.43B

Net Income

+58.6% YoY

$4.76BFY 2026

FY22 $1.11BFY23 $3.56BFY24 $3.00BFY26 $4.76B

Operating Income

+58.9% YoY

$6.21BFY 2026

FY22 $2.04BFY23 $4.38BFY24 $3.91BFY26 $6.21B

EPS (Diluted)

+71.4% YoY

$38.38FY 2026

FY22 $7.23FY23 $25.03FY24 $22.39FY26 $38.38

Total Assets

+22.1% YoY

$82.32BFY 2026

FY22 $63.30BFY23 $62.32BFY24 $67.44BFY26 $82.32B

Total Debt

+37.2% YoY

$7.79BFY 2026

FY22 $6.68BFY23 $6.56BFY24 $5.68BFY26 $7.79B

Op. Cash Flow

+42.7% YoY

$6.16BFY 2026

FY22 $4.43BFY23 $5.16BFY24 $4.31BFY26 $6.16B

Metric	FY 2026	FY 2024	FY 2023	FY 2022	FY 2020	FY 2019
Revenue	$403.43B +30.6%	$308.95B +11.7%	$276.71B +4.8%	$263.97B +14.2%	$231.05B +7.8%	$214.32B
Net Income	$4.76B +58.6%	$3.00B -15.7%	$3.56B +219.6%	$1.11B +23.8%	$900.0M +2547.1%	$34.0M
Operating Income	$6.21B +58.9%	$3.91B -10.8%	$4.38B +115.0%	$2.04B -18.1%	$2.49B +180.9%	$886.0M
EPS (Diluted)	$38.38 +71.4%	$22.39 -10.5%	$25.03 +246.2%	$7.23 +46.1%	$4.95 +2811.8%	$0.17
Total Assets	$82.32B +22.1%	$67.44B +8.2%	$62.32B -1.5%	$63.30B +3.3%	$61.25B +2.6%	$59.67B
Total Debt	$7.79B +37.2%	$5.68B -13.5%	$6.56B -1.7%	$6.68B -29.6%	$9.49B +14.9%	$8.26B
Operating Cash Flow	$6.16B +42.7%	$4.31B -16.4%	$5.16B +16.4%	$4.43B +1.4%	$4.37B +8.4%	$4.04B

AI Insight: MCK Financial Trends

McKesson delivered strong operational improvement with operating income more than doubling from $578M in Q3 2024 to $2,150M in Q1 2026.

• Revenue grew 18% from Q2 2024 ($79,283M) to Q1 2026 ($96,295M) with consistent quarterly expansion.

• Operating income surged from $578M in Q3 2024 to $2,150M in Q1 2026, showing accelerating profitability.

• Net income rose significantly from $241M in Q3 2024 to $1,682M in Q1 2026.

• Total debt increased 37% from $5,686M in Q2 2024 to $7,793M in Q1 2026.

⚠ Persistent negative equity worsened from -$1,755M to -$2,172M in latest quarter after brief improvement.

⚠ Operating cash flow remains highly volatile, swinging from $7,748M in Q1 2025 to -$918M in Q2 2025.

AI Insight: MCK Ratio Trends

Operating margin improved from 1.3% in Q2 2024 to 2.2% in Q1 2026, with profitability showing steady recovery despite quarterly volatility.

• Operating margin expanded from 1.3% in Q2 2024 to 2.2% in Q1 2026, reaching highest level in the dataset.

• Net profit margin increased from 1.1% in Q2 2024 to 1.8% in Q1 2026, following similar upward trajectory.

• ROA improved from 5.1% in Q2 2024 to 8.2% in Q1 2026, with Q3 2024 showing temporary dip to 1.3%.

⚠ ROIC declined from 83.2% in Q3 2024 to 58.7% in Q2 2025, though still elevated at current levels.

⚠ Quarterly margin volatility persists, with operating margin fluctuating between 0.6% and 2.2% across recent periods.

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Available Research

13F Pro tracks comprehensive data for MCKESSON CORP including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of MCK

BlackRock, Inc.
$9.9B11,418,384 sh
VANGUARD CAPITAL MANAGEMENT LLC
$6.9B7,960,724 sh
STATE STREET CORP
$5.0B5,731,756 sh
FMR LLC
$3.1B3,603,423 sh
FRANKLIN RESOURCES INC
$2.7B3,063,145 sh
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
$2.5B2,900,233 sh
GEODE CAPITAL MANAGEMENT, LLC
$2.5B2,903,848 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$2.5B2,883,068 sh
MORGAN STANLEY
$2.0B2,299,625 sh
ALLIANCEBERNSTEIN L.P.
$1.8B2,240,697 sh

Fund	Value	Shares
BlackRock, Inc.	$9.9B	11,418,384
VANGUARD CAPITAL MANAGEMENT LLC	$6.9B	7,960,724
STATE STREET CORP	$5.0B	5,731,756
FMR LLC	$3.1B	3,603,423
FRANKLIN RESOURCES INC	$2.7B	3,063,145
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	$2.5B	2,900,233
GEODE CAPITAL MANAGEMENT, LLC	$2.5B	2,903,848
VANGUARD PORTFOLIO MANAGEMENT LLC	$2.5B	2,883,068
MORGAN STANLEY	$2.0B	2,299,625
ALLIANCEBERNSTEIN L.P.	$1.8B	2,240,697

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Is MCK a good stock to buy?

13F Pro's AI-powered analysis of MCKESSON CORP (MCK) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Consumer Staples sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for MCK are available on the MCK stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own MCK?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling MCK. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of MCKESSON CORP's investment landscape.