What is the 13F Pro Quality Score for KMX?

13F Pro ranks CARMAX INC (KMX) 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 KMX's current score at https://13fpro.ai/research/KMX (free sign-up required for the full ranking).

Where does 13F Pro source KMX data?

All CARMAX INC fundamentals and ownership data come directly from SEC EDGAR. CARMAX INC files with the SEC under CIK 1170010. 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 KMX in?

CARMAX INC (KMX) is classified in the Consumer Discretionary sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/consumer-discretionary.

How often is KMX research updated on 13F Pro?

KMX'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.

CARMAX INC(KMX)Stock Analysis

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Consumer Discretionary →NYSE

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13F Pro Quality Score

54.1/100

Rank #1,236 of 2,879 stocksTOP 50%

View Consumer Discretionary peers →

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

Revenue Growth

31.9/100

Profitability

44.2/100

Balance Sheet

52.1/100

Earnings Quality

35.3/100

Free Cash Flow

55.2/100

Institutional Flow

56.6/100

Revenue Scale

95.1/100

Dilution Risk

79.2/100

KMX Stock Analysis & AI Quality Score

AI stock analysis and institutional research for CARMAX INC (KMX), a Consumer Discretionary sector company. 13F Pro's AI-powered ranking engine scores KMX at 54.1/100 on a 32-signal composite quality model, placing it at rank #1,236 of 2,879 stocks — the top half of the AI-ranked universe. KMX scores in the top quartile across revenue scale (95.1). Areas of concern include revenue growth (31.9) and earnings quality (35.3), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2027), CARMAX INC reports quarterly revenue of $8.0B, net income of $185.6M, an operating margin of 3.2%. Top institutional holders of KMX by reported 13-F value include BlackRock,, AQR CAPITAL MANAGEMENT, VANGUARD PORTFOLIO MANAGEMENT, based on the most recent SEC filings. KMX trades on the NYSE exchange and files with the SEC under CIK 1170010. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate KMX 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 CARMAX INC directly from SEC EDGAR.

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Fun facts about CARMAX INC

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

1
The Basics
U.S. consumer discretionary company · large-cap · listed on the NYSE · headquartered in Virginia.
2
The Numbers
Moves roughly 800,000 vehicles a year and posts annual revenue around $30 billion — making it one of the largest retailers of any kind in the country.
3
The History
Launched in 1993 in Richmond as a bold experiment by Circuit City, it pioneered the concept of a no-haggle, fixed-price used-car superstore.
4
The Secret
The real money isn't just the car on the lot — it's the in-house financing arm and extended warranties that quietly fatten the margins on every deal.
5
The Lore
It practically invented the idea that buying a used car didn't have to feel like a hostage negotiation, and its multi-day return policy became an industry-wide talking point.
6
The Giveaway
Those giant used-car superstores with hundreds of vehicles under one roof, a no-haggle sticker on every windshield, and a ticker that rhymes with "car max" — yeah, you've driven past one.

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Revenue

Q1 2027

$8.0B

Net Income

Q1 2027

$185.6M

Free Cash Flow

Q1 2027

$-85.7M

Operating Margin

Q1 2027

3.2%

ROIC

Q1 2027

1.1%

D/E Ratio

Q1 2027

2.97

AI Insight: KMX Ratio Trends

CarMax's profitability collapsed in Q1 2026, erasing gains; Q2 2026 recovery masks underlying volatility and deteriorating trailing margins.

• Operating margin swung from -1.9% in Q1 2026 to 3.2% in Q2 2026; ROIC recovered to 5.7% from -2.5%, signaling operational rebound.

• TTM operating margin fell to 1.4% versus 2.5% in Q3 2024; NPM compressed to 0.8% from 1.9%, indicating sustained profitability pressure.

• Q2 2025 and Q2 2026 show similar strength (3.8% vs 3.2% OpMargin, 6.0% vs 5.7% ROIC), suggesting seasonal pattern rather than structural improvement.

⚠ Q1 2026 negative margins (-1.9% OpMargin, -2.0% NPM) represent first loss quarter in dataset; recovery in Q2 unclear if sustainable.

⚠ Extreme quarter-to-quarter volatility (OpMargin range: -1.9% to 3.8%) suggests cyclical headwinds or accounting/seasonal distortions affecting visibility.

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Available Research

13F Pro tracks comprehensive data for CARMAX INC 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 KMX

BlackRock, Inc.
$717.6M17,257,461 sh
AQR CAPITAL MANAGEMENT LLC
$412.6M10,060,502 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$302.5M7,276,272 sh
VANGUARD CAPITAL MANAGEMENT LLC
$265.6M6,386,764 sh
Starboard Value LP
$257.9M6,201,362 sh
SRS Investment Management, LLC
$235.0M5,651,674 sh
TWO SIGMA INVESTMENTS, LP
$222.3M5,347,097 sh
STATE STREET CORP
$203.1M4,885,060 sh
JANUS HENDERSON GROUP PLC
$190.5M4,580,807 sh
PRIMECAP MANAGEMENT CO/CA/
$181.2M4,358,146 sh

Fund	Value	Shares
BlackRock, Inc.	$717.6M	17,257,461
AQR CAPITAL MANAGEMENT LLC	$412.6M	10,060,502
VANGUARD PORTFOLIO MANAGEMENT LLC	$302.5M	7,276,272
VANGUARD CAPITAL MANAGEMENT LLC	$265.6M	6,386,764
Starboard Value LP	$257.9M	6,201,362
SRS Investment Management, LLC	$235.0M	5,651,674
TWO SIGMA INVESTMENTS, LP	$222.3M	5,347,097
STATE STREET CORP	$203.1M	4,885,060
JANUS HENDERSON GROUP PLC	$190.5M	4,580,807
PRIMECAP MANAGEMENT CO/CA/	$181.2M	4,358,146

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Is KMX a good stock to buy?

13F Pro's AI-powered analysis of CARMAX INC (KMX) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Consumer Discretionary sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for KMX are available on the KMX 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 KMX?

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 KMX. 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 CARMAX INC's investment landscape.