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Case Study: A Full Wheel Sequence

Case Study: A Full Wheel Sequence

Illustrative worked example. All prices, fills, and dates below are invented round numbers chosen to teach the mechanics cleanly. They are not a real trade, a recommendation, or a backtest. The goal is to walk one complete turn of the Wheel — cash-secured put → assignment → covered call → called away — and show exactly where the income comes from and where the risk lives. For the full strategy reference, see ../07_short_premium/the-wheel.md.

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1. Scenario & Thesis

Our trader, "Sam," runs a ~$30,000 cash account and wants recurring premium income on a stock she would genuinely be happy to own. The Wheel is the canonical fit: it is the only short-premium program that lives entirely inside a cash account, because the cash-secured put is the sole short option a cash account permits and covered calls are allowed in every account type.

The underlying. A liquid, well-capitalized large-cap, "XYZ," trades at $52.00. Sam has decided — before entering — that she would happily own 100 shares around the $50 area for the long term. This pre-commitment is the Wheel's defining precondition: assignment is the plan, not an accident. If being assigned at $50 would dismay her, she is on the wrong stock.

The thesis. Sam is neutral-to-bullish. She does not need XYZ to rally; she needs it to stay above her short strike, drift sideways, or fall only modestly. The premium-selling literature states the short-put bias plainly: "The strategy is bullish to neutral. The seller does not need the underlying to rally to profit, they need it to stay above the short strike."

The volatility backdrop. XYZ's IV Rank is ~55 — elevated relative to its own trailing year. That matters: selling premium when IV is high collects more credit for the same strike, widens the breakeven, and sets up a tailwind if IV mean-reverts lower. As the research puts it: "Selling puts when IV is elevated means collecting more premium for the same strike and expiration. When IV subsequently contracts, the position benefits from both theta decay and vega contraction." See ../03_implied_volatility/ for IV Rank mechanics.

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2. Entry

Sam opens the put phase — a single cash-secured put, sized so one assignment is a comfortable fraction of the account, not a concentration.

Why these numbers.

Entry metrics (put phase).

Initial Greeks (single ~16Δ short put, per 100-share equivalent). The Wheel's put phase is the textbook short-premium signature with a directional (long) tilt:

Net: long-delta, short-gamma, long-theta, short-vega.

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3. Timeline / What Happened

A single full turn of the Wheel, compressed into one storyline so every branch is visible:

The stock fell into assignment (the put phase's "bad" branch), Sam took the shares she had pre-approved, then sold calls and the stock recovered enough to be called away above her cost basis (the covered-call phase's "good" branch). This is the intended full loop. Section 6 covers what happens when the recovery never comes.

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4. Management Decisions

Every decision below ties to a cited, rule-based principle. The Wheel inherits the house short-premium management framework leg-by-leg — see ../05_trade_management/.

Decision 1 — The 50% profit target (put phase). Sam's standing plan is to buy the put back at ~50% of max profit ($1.50 → $0.75) and redeploy, rather than squeeze the last theta. The flagship backtest sold 1-standard-deviation strangles on SPY (2005+, ~1,325 occurrences) and compared closing at 10%–90% of max profit vs. holding to expiration; managing near 50% raised the win rate (to roughly the low-60s%) and improved P/L per day because winners realize sooner and you sidestep the slow, gamma-heavy tail. The short-put-specific study confirmed managing winners early beat holding. On most brokerage platforms this is automatable via the Close at Profit Percent (% of Max Profit) order. In this storyline the put never reached 50% — XYZ moved against it — so the target was never triggered.

Decision 2 — The ~21 DTE time stop (put phase). At Day ~24 (≈21 DTE) the put was not at the profit target and XYZ sat at $49, below the $50 strike. The 21-DTE rule says act regardless of P/L to step out of accelerating late-cycle gamma: close, or roll the put down and out for a credit to a later cycle, lowering the strike and improving the breakeven.

Here Sam makes the deliberate Wheel exception: because she wants the shares at $50 (her whole thesis), she chooses not to roll and instead accepts assignment. On the Wheel, assignment is not a failure — it is the next step of the plan, so the gamma the 21-DTE rule guards against is a risk she is consciously choosing to convert into the long-stock position she pre-approved. (This is exactly the kind of conscious carve-out flagged in "21 Day Management Exceptions." )

Decision 3 — Assignment → establish cost basis. XYZ expires at $47, the put is ITM, and Sam is assigned 100 shares at $50 ("The seller is assigned 100 long shares of the underlying at the strike price"). Her nominal cost basis is $50, but her effective cost basis is $50 − $1.50 = $48.50 once the put credit is netted. The shares are worth $47, so she holds an unrealized loss of about $300 on the stock, cushioned to roughly −$150 net of the credit. This is the first place the Wheel's risk becomes concrete: the premium softened, but did not erase, an adverse move.

*Decision 4 — Sell the covered call above cost basis (phase flip). Now holding shares, Sam sells the $52 call, ~45 DTE, ~30Δ, for a $1.20 credit ($120). The strike choice is rule-driven: the strategy guides explicitly warn against selling a call below your basis, because "covered calls sold at a strike below the share's cost basis … could result in locked-in losses if the shares get called away (or sold) early by assignment." The $52 strike is above the $50 nominal basis, so assignment there books a gain, not a locked-in loss. The covered call adds no incremental buying power — the shares fully collateralize it. Sam's effective basis now drops to $48.50 − $1.20 = $47.30.* Each premium collected grinds the basis lower — the Wheel's primary cushion against a moderate decline. See ../07_short_premium/covered-call.md.

Decision 5 — Manage the call (50% / 21 DTE again). The same two rules govern the call leg: buy it back near ~50% of credit and re-sell, or close/roll near ~21 DTE to escape gamma, or simply let assignment happen if XYZ is above the strike and Sam is content to sell there. In this storyline XYZ rallies through $52 and the call finishes ITM, so Sam lets the shares be called away at $52 — realizing max profit on the cycle. "Investors are obligated to sell their shares if their short call options are assigned early or if it expires ITM."

Note on "untested-side defense." The classic strangle/iron-condor adjustment — rolling the untested short option in to collect more credit, or inverting — does not apply to the Wheel. Each phase is single-sided (one short put, or one short call), so there is no second short option to roll inward and no spread to invert. The analogous move is rolling for a credit in the same direction the trade is fighting (put down-and-out; call up-and-out), and lowering cost basis over time.

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5. Outcome (full-cycle P/L)

Tally every dollar across the complete loop — both premiums plus the stock move from effective entry to call-away.

Components.

Return on capital. The cycle tied up $5,000 (the cash-secured put obligation, which became the share value). $470 / $5,000 ≈ +9.4% over the full cycle (roughly 90 days, entry to call-away).

Cross-check against the covered-call max-profit formula. The standard reference states covered-call max profit as `((Short call strike − stock cost basis) × 100) + Total credit received`. Using the nominal $50 basis and counting all premium collected across the cycle (put $150 + call $120 = $270): (($52 − $50) × 100) + $270 = $200 + $270 = $470. The two methods agree. Equivalently, measured from the effective basis of $47.30, the shares sold at $52 booked ($52 − $47.30) × 100 = $470 — same number, because "effective basis" already folds both credits into the entry price. The Wheel's accounting is internally consistent: every premium either lowers the basis or shows up as a separate credit line, never both.

Where the profit actually came from. Of the $470, $200 (43%) was the stock's directional move and $270 (57%) was premium. In this gently favorable single cycle the two are comparable — but that ratio is a feature of the benign path. Over many cycles and a full market history, the house research and credible third-party backtests agree the direction of the underlying dominates long-run Wheel results; in one independent SPY-Wheel backtest, over 99% of total return traced to the long-stock leg, with the options contributing little to net return (third-party, hence Grade C).

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6. Lessons

1. The Wheel mechanically manufactures income — but it is income on stock you must be willing to own. Sam got paid twice in one loop (put credit while waiting to buy, call credit while waiting to sell) plus the stock move between strikes. That is the appeal. The precondition is non-negotiable: she pre-approved ownership at $50 before selling the put. Running the Wheel on a stock you would not want to hold is how the strategy turns toxic.

2. Cost basis is the scoreboard. Nominal basis was $50; every premium dropped the effective basis ($50 → $48.50 after the put credit → $47.30 after the call credit). Lowering basis cycle after cycle is the Wheel's core defense against a moderate decline, and it is why you only sell calls at or above basis — selling below it can lock in a loss on assignment.

3. The downside risk lives entirely in the underlying — premium cushions, it does not protect. Flip the covered-call branch: suppose after assignment XYZ kept falling to $44 instead of recovering. The $52 call expires worthless (Sam banks the $120), but she now holds a stock down ~12% from her $50 basis. Her position math is unforgiving — the short put's documented max loss is the stock going to zero, cushioned only by the credit: ($50 − $1.50) × 100 = −$4,850 at the extreme. In a real drawdown she may be forced to sell calls far OTM (thin premium) or wait, because she must stay at or above her basis. This is the Wheel's risk laid bare: the premium softened, but could not prevent, a real loss in the underlying.

4. Manage each leg with 50% / 21 DTE — and know when the Wheel overrides them. The profit target and time stop apply leg-by-leg. The Wheel's one sanctioned twist is that accepting assignment is a legitimate alternative to the 21-DTE roll when owning the shares is the plan — a conscious exception, not a drift into expiration week.

5. There is no untested side to defend. Unlike a strangle or iron condor, each Wheel phase is single-sided. The only structural defenses are rolling for a credit in the direction the trade is fighting and lowering basis — not inverting or rolling an untested short. Importing strangle defenses here is a category error. See ../21_trade_adjustments/ and ../25_common_mistakes/.

6. Don't mistake the income for outperformance. The Wheel is sold (especially in marketing pitches) as a high-return engine. The underlying research frames covered-call/short-put structures as risk-management / volatility-reduction tools that roughly track — and historically slightly lagged — buy-and-hold on total return, while capping upside in strong rallies. Use the Wheel because you want premium and are happy owning the stock — not because you expect to beat the index.

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Cross-references

Sources

Sourcing note: the `/learn/` pages (Sell Puts, Covered Call, Gamma, Margin vs. Cash) and the concept pages were directly fetched and their formulas/statements verified verbatim. The research-study episode URLs are real, search-indexed pages; their quantitative results are reported from published summaries (episode pages return errors to automated fetching), so those magnitudes are tagged Conf Med. The third-party backtest is a credible outside source, graded C (not part of the core research). No URL here is fabricated. All trade numbers are illustrative.

_Evidence-labeled per the Project Charter. Education only, not financial advice._