WaveMan
WaveMan · Company
KMX · Carmax Inc
> Search tickers & screens ⌘K
LIVE
← All companies

KMX Carmax (KMX) Insider Trading, Ownership & Congress Trades

Wholesale & Retail · Retail-auto dealers & gasoline stations · CIK 0001170010
Cluster · 5 insidersC-suite buying · 1Congress · 1
Funds added, last quarter
236
13F, latest reported quarter
Conversions, 180 days
3
Codes C/M, not in net · $771.1K priced

What the filings say about KMX

Insiders, 180 days
+$1.0M net bought
5 buyers
Congress, 1 year
1 bought · 0 sold
Latest: purchase, 2026-08-19

Carmax insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, CARMAX INC insiders bought a net $1.0M of stock across 78 Form 4 purchases and sales, with 5 insiders buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Director
BUY
2026-06-26 SECtraded 2026-06-25
2,000
$106.8K
-1.0%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 9.2% of the 21,702 shares held after it.
  • 4 other insiders bought within 30 days.
  • 236 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Chawla Sona bought about $106.8K of KMX on Jun 25, 2026; 4 other insiders bought within 30 days and 236 funds added in the latest 13F quarter.
BUY
2026-06-26 SECtraded 2026-06-25
574
$29.9K
-1.0%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 2.3% of the 24,993 shares held after it.
  • 4 other insiders bought within 30 days.
  • 236 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Shinder Marcella bought about $29.9K of KMX on Jun 25, 2026; 4 other insiders bought within 30 days and 236 funds added in the latest 13F quarter.
Director
BUY
2026-06-26 SECtraded 2026-06-24
4,800
$251.3K
-1.0%
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 buys), the last on Oct 2, 2025.
  • -1.3% median (-1.3% mean) 90-day return after 2 previous buys.
  • The trade is 16.3% of the 29,490 shares held after it.
  • 4 other insiders bought within 30 days.
  • 236 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director ONeil Mark F bought about $251.3K of KMX on Jun 24, 2026; 4 other insiders bought within 30 days and 236 funds added in the latest 13F quarter.
BUY
2026-06-24 SECtraded 2026-06-22
2,500
$130.5K
-0.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 10.1% of the 24,796 shares held after it.
  • 4 other insiders bought within 30 days.
  • 236 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Bensen Peter J bought about $130.5K of KMX on Jun 22, 2026; 4 other insiders bought within 30 days and 236 funds added in the latest 13F quarter.
President and CEO
BUY
2026-06-24 SECtraded 2026-06-22
9,400
$498.3K
-0.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 28.2% of the 33,375 shares held after it.
  • 4 other insiders bought within 30 days.
  • 236 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO Barr Keith bought about $498.3K of KMX on Jun 22, 2026; 4 other insiders bought within 30 days and 236 funds added in the latest 13F quarter.
78 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Showing the latest few. to see 73 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net +$1.0M over 180 days
more than 89% of Wholesale & Retail
Congress
1 member bought in the last year
the lowest in Wholesale & Retail
Funds
236 funds bought in last quarter
more than 76% of Wholesale & Retail
Revenue
-1.8% year over year
below 67% of Wholesale & Retail
Margin
1.0% net margin
below 52% of Wholesale & Retail
Buybacks
$2.6M repurchased, FY to 2026-08-31
below 81% of Wholesale & Retail
Short interest
7.0% of the float short (float per yahoo 2026-10-27) · 3.3 days to cover · settled 2026-10-15
more than 73% of Wholesale & Retail
What changed in the last 30 days
Oct 28Insider buying stopped: no purchases in 90 days after 5 in the prior 90
Why it matters
The absence is the signal: 5 purchases in one 90-day window and none in the next is a change of behaviour, not a filing.

Watch KMX

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+22.0%12M
-28%-3%+23%+49%2025-102025-122026-022026-042026-062026-082026-10 2026-06-22 · Barr Keith bought $498.3K2026-06-24 · ONeil Mark F bought $251.3K2026-06-22 · Bensen Peter J bought $130.5K2026-06-25 · Chawla Sona bought $106.8K2026-06-25 · Shinder Marcella bought $29.9K
Insider buy
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns KMX: institutional holders (13F)

13F holdings, latest reported quarter
17,092,089 sh
$904.0M
$349.0M

Congress trades in KMX

STOCK Act disclosures, US House only, filed up to 45 days after the trade
Bought 2026-08-19 · disclosed 22 days later
$1,001 - $15,000
Bought 2025-01-13 · disclosed 29 days later
$1,001 - $15,000

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

KMX planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

KMX mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Invesco S&P SmallCap Consumer Discretionary ETF
$612.7K position · as of 2026-05-31
2.8%
Hennessy Focus Fund
$12.6M position · as of 2026-07-31
2.7%
Hillman Value Fund
$2.1M position · as of 2026-06-30
2.7%
DIAMOND HILL SELECT FUND
$13.4M position · as of 2026-06-30
2.5%
Vulcan Value Partners Small Cap Fund
$1.8M position · as of 2026-07-31
2.2%
Vulcan Value Partners Fund
$4.6M position · as of 2026-07-31
2.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · William D.Nash
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2024
$17.1M
$17.1M
$3.9M
-31%
+50%
2023
$12.3M
$12.3M
$2.5M
-34%
+30%
2022
$11.6M
-$3.8M
$2.4M
-42%
-16%
2021
$13.7M
$11.1M
$3.2M
-9%
+7%
2020
$9.9M
$31.3M
$3.1M
+37%
+48%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
5 insiders reported buying shares.
The record shows a net $1.0M bought by insiders over 180 days, 236 funds added last quarter, 1 House member(s) bought in 12 months, disclosed weeks after the trade. Each figure is a federal filing, dated the day it went public.
Same sector, ranked by filing activity
Sector by SEC SIC code

KMX financials

Revenue growth
-1.8%
XBRL, annual
Net margin
1.0%
Complaints, 90 days
214
-27.5% YoY · CFPB
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$27.6B
four quarters, 2025-09-01 to 2026-08-31
Net margin, TTM
+1.1%
net income over revenue, 2025-09-01 to 2026-08-31
Free cash flow, TTM
$1.1B
operating cash flow minus capex, 2025-09-01 to 2026-08-31
Debt to equity
2.76x
long-term 2026-08-31 plus current 2026-08-31; equity 2026-08-31
Cash flow to debt
0.09x
TTM operating cash flow over long-term 2026-08-31 plus current 2026-08-31
Return on equity
+4.7%
TTM net income over average of 2025-08-31 and 2026-08-31
Return on assets
+1.1%
TTM net income over average of 2025-08-31 and 2026-08-31
Return on invested capital
n/a
fewer than four consecutive quarters of operating income
Return on capital employed
n/a
fewer than four consecutive quarters of operating income
P/E, trailing
24.82x
close 2026-10-26 over four quarters of diluted EPS, 2025-09-01 to 2026-08-31
Enterprise value
$24.7B
market value at close 2026-10-26 on 2026-09-28 shares, plus long-term 2026-08-31 plus current 2026-08-31, minus cash 2026-08-31
FCF yield
+15.3%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing EPS growth -38%, PEG needs growth
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2026-022025-022024-022023-02
Revenue$25.9B$26.4B$26.5B$29.7B
Gross profit$2.8B$2.9B$2.7B$2.8B
Net income$247.0M$501.0M$479.0M$485.0M
EPS (diluted)1.683.213.023.03
Operating cash flow$1.8B$624.4M$458.6M$1.3B
Cash$122.8M$247.0M$574.1M$314.8M
Long-term debt$17.3B$18.1B$18.0B$17.8B
Buybacks$642.8M$428.5M$94.1M$333.9M
SEC XBRL, fiscal years, as known on 2026-10-28

KMX Stock Sonar score 6/7 axes

Find similar shapesCompare

KMX ranks highest on insider conviction (94th percentile) and institutional and government (79th), and lowest on financial health (18th), among Wholesale & Retail peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
42
Inputs
  • Return on equity+4.7% · 41 pct, sector of 206
  • Return on assets+1.1% · 43 pct, sector of 257
  • Return on invested capitalfewer than four consecutive quarters of operating income
  • Return on capital employedfewer than four consecutive quarters of operating income
Financial health
18
Inputs
  • Debt to equity2.76x · 6 pct, sector of 222
  • Cash flow to debt0.09x · 31 pct, sector of 210
Growth
33
Inputs
  • Revenue growth, YoY-1.8% · 33 pct, sector of 311
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
94
Inputs
  • Net Form 4 buying (codes P and S), 180d$1.0M · 89 pct, sector of 187
  • Insider buyers, 180d5 · 99 pct, sector of 189
Institutional and government
79
Inputs
  • Funds adding, latest quarter236 · 76 pct, sector of 234
  • Congress net buyers, 365d1 · 81 pct, sector of 44
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
22
Inputs
  • Short interest, % of float+7.6% · 38 pct, sector of 320
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5y0.04 per $1B · 7 pct, sector of 242
  • New text in Risk Factors, latest 10-K+19.6% · 23 pct, sector of 226
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

KMX filings, in plain words

Are Carmax insiders buying or selling KMX?

In the 180 days to 2026-10-28, Carmax insiders were net buyers, a net $1.0M across purchases and sales reported on Form 4, by 5 buyers.

Have members of Congress traded KMX?

Yes. In the year to 2026-10-28, 1 House member disclosed buying KMX and 0 House members disclosed selling it; the latest on record is a purchase by Gilbert Cisneros dated 2026-08-19.

Read the full summary

In the 180 days to 2026-10-28, Carmax insiders were net buyers of KMX, a net $1.0M across purchases and sales reported on Form 4 by 5 buyers. 5 insiders reported purchases in that window. In the year to 2026-10-28, 1 member of Congress disclosed buying KMX and 0 members disclosed selling it; the latest on record is a purchase by Gilbert Cisneros dated 2026-08-19. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

Explore insider trading and ownership data

Every company we track, ranked by each kind of filing