How are KMX long call max profit and max loss calculated?

Max profit is unbounded; max loss equals the premium paid times 100. Breakeven is strike plus premium. For the KMX long call priced from the end-of-day chain at a 30-day expiry (ATM IV 41.10%), the computed maximum profit is unbounded per contract and the computed maximum loss is -$192.50 per contract. Live intraday quotes will differ as the chain moves through the trading session.

What is the breakeven for a KMX long call?

The breakeven for the KMX long call priced on this page is roughly $54.43 at expiration, derived from end-of-day chain premiums. Breakeven is the underlying price at which the strategy's P&L crosses zero ignoring transaction costs and assignment risk. The current KMX market-implied 1-standard-deviation expected move is approximately 11.78%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.

How does current KMX implied volatility affect this long call?

KMX ATM IV is at 41.10% with IV rank near 16.80%, which is on the low end of its 1-year range. Premium-buying structures (long call, long put, debit spreads) are relatively cheap in this regime; premium-selling structures collect less credit per unit risk.

KMX Long Call Strategy

KMX (CarMax, Inc.), in the Consumer Cyclical sector, (Auto - Dealerships industry), listed on NYSE.

CarMax, Inc., together with its associated entities, functions as a prominent purveyor of previously owned automobiles across the United States. Its business operations are strategically structured into two principal divisions: CarMax Sales Operations and CarMax Auto Finance. Through its retail offerings, the company provides an extensive selection of pre-owned vehicles, including various domestic, imported, and luxury models, in addition to hybrid and electric options. Customers also have the opportunity to purchase extended protection plans at the time of their vehicle acquisition. Separately, CarMax sells older, higher-mileage vehicles—typically around ten years old with over 100,000 miles—via wholesale auctions. Furthermore, CarMax delivers reconditioning and repair services for its vehicles.

KMX (CarMax, Inc.) trades in the Consumer Cyclical sector, specifically Auto - Dealerships, with a market capitalization of approximately $7.49B, a trailing P/E of 33.63, a beta of 1.20 versus the broader market, a 52-week range of 30.26-71.99, average daily share volume of 3.6M, a public-listing history dating back to 1997, approximately 30K full-time employees. These structural characteristics shape how KMX stock options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.

A beta of 1.20 places KMX roughly in line with broader market moves, so the strategy payoff and realized volatility track the index-equivalent baseline.

What is a long call on KMX?

A long call buys upside exposure with a fixed maximum loss equal to the premium paid; profit accrues if the underlying closes above the strike plus premium at expiration.

Current KMX snapshot

As of June 30, 2026, spot at $52.48, ATM IV 41.10%, IV rank 16.80%, expected move 11.78%. The long call on KMX below is built from the same end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 17-day expiry.

Why this long call structure on KMX specifically: KMX IV at 41.10% is on the cheap side of its 1-year range, which favors premium-buying structures like a KMX long call, with a market-implied 1-standard-deviation move of approximately 11.78% (roughly $6.18 on the underlying). The 17-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated KMX expiries trade a higher absolute premium for lower per-day decay. Position sizing on KMX should anchor to the underlying notional of $52.48 per share and to the trader's directional view on KMX stock.

KMX long call setup

The KMX long call below is built from the end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With KMX near $52.48, the first option leg uses a $52.50 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed KMX chain at a 17-day expiry; the cross-strike IV skew is reflected directly in the per-leg values rather than approximated. Quantity sizing assumes one contract per option leg (or 100 KMX shares for the stock leg in covered calls and collars).

Action	Type	Strike / Basis	Premium (est)
Buy 1	Call	$52.50	$1.93

KMX long call risk and reward

Net Premium / Debit: -$192.50
Max Profit (per contract): Unbounded
Max Loss (per contract): -$192.50
Breakeven(s): $54.43
Risk / Reward Ratio: Unbounded

Max profit is unbounded; max loss equals the premium paid times 100. Breakeven is strike plus premium.

KMX long call payoff curve

Modeled P&L at expiration across a range of underlying prices for the long call on KMX. Each row is one sampled price point from the computed payoff curve; the full curve uses 200 price points internally before being summarized into 10 rows here.

P&L at expiration across the modeled underlying-price range. Green shading marks profitable regions, red shading marks loss regions. Dotted purple verticals mark breakevens; the solid dark vertical marks current spot.

Underlying Price	% From Spot	P&L at Expiration
$0.01	-100.0%	-$192.50
$11.61	-77.9%	-$192.50
$23.22	-55.8%	-$192.50
$34.82	-33.7%	-$192.50
$46.42	-11.5%	-$192.50
$58.02	+10.6%	+$359.76
$69.63	+32.7%	+$1,520.01
$81.23	+54.8%	+$2,680.26
$92.83	+76.9%	+$3,840.51
$104.43	+99.0%	+$5,000.76

When traders use long call on KMX

Long calls on KMX express a bullish thesis with defined risk; traders use them ahead of KMX catalysts (earnings, product launches, macro events) when the expected upside justifies the premium and theta decay.

KMX thesis for this long call

The market-implied 1-standard-deviation range for KMX extends from approximately $46.30 on the downside to $58.66 on the upside. A KMX long call expresses a directional view that the underlying closes above the strike plus premium at expiration, ideally with implied volatility holding or expanding to preserve extrinsic value through the hold period. Current KMX IV rank near 16.80% sits in the lower third of its 1-year distribution, where IV often re-expands toward the mean; this favors premium-buying structures and disadvantages premium-selling structures on KMX at 41.10%. As a Consumer Cyclical name, KMX options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to KMX-specific events.

KMX long call positions are structurally bullish; the modeled P&L assumes European-style exercise at expiration and ignores early assignment, transaction costs, dividends paid before expiry on the stock leg (when present), and the bid-ask spread on the listed chain. KMX positions also carry Consumer Cyclical sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move KMX alongside the broader basket even when KMX-specific fundamentals are unchanged. Long-premium structures like a long call on KMX are particularly exposed to IV-crush risk through scheduled events (earnings, FDA decisions, central-bank meetings) where IV typically contracts post-event regardless of the directional outcome. Always rebuild the position from current KMX chain quotes before placing a trade.

Frequently asked questions

What is a long call on KMX?: A long call on KMX is the long call strategy applied to KMX (stock). The strategy is structurally bullish: A long call buys upside exposure with a fixed maximum loss equal to the premium paid; profit accrues if the underlying closes above the strike plus premium at expiration. With KMX stock trading near $52.48, the strikes shown on this page are snapped to the nearest listed KMX chain strike and the premiums come straight from the end-of-day bid/ask midpoint.
How are KMX long call max profit and max loss calculated?: Max profit is unbounded; max loss equals the premium paid times 100. Breakeven is strike plus premium. For the KMX long call priced from the end-of-day chain at a 30-day expiry (ATM IV 41.10%), the computed maximum profit is unbounded per contract and the computed maximum loss is -$192.50 per contract. Live intraday quotes will differ as the chain moves through the trading session.
What is the breakeven for a KMX long call?: The breakeven for the KMX long call priced on this page is roughly $54.43 at expiration, derived from end-of-day chain premiums. Breakeven is the underlying price at which the strategy's P&L crosses zero ignoring transaction costs and assignment risk. The current KMX market-implied 1-standard-deviation expected move is approximately 11.78%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
When should you consider a long call on KMX?: Long calls on KMX express a bullish thesis with defined risk; traders use them ahead of KMX catalysts (earnings, product launches, macro events) when the expected upside justifies the premium and theta decay.
How does current KMX implied volatility affect this long call?: KMX ATM IV is at 41.10% with IV rank near 16.80%, which is on the low end of its 1-year range. Premium-buying structures (long call, long put, debit spreads) are relatively cheap in this regime; premium-selling structures collect less credit per unit risk.