The reverse jade lizard is the jade lizard's bearish twin—same mathematical elegance, opposite direction. You're betting the stock won't rally much, and when your credit exceeds spread width, downside risk vanishes completely. Here's how AI turns 45 minutes of spreadsheet torture into 45 seconds of conversation.
Andrew Grosser
February 16, 2026 • 12 min read
November 2023: TSLA has been trading at $285 for two weeks after a 30% rally. Every attempt to break $300 gets sold aggressively. Implied volatility is still elevated at 55% from the run-up. This is the textbook setup for a reverse jade lizard—a bearish-neutral options strategy that profits when the stock stays flat or declines moderately. You sell a call above current price, sell a put below, buy a further out put for protection, and collect fat premium upfront.
Here's the magic: when the credit you collect exceeds the width of your put spread, your downside risk becomes exactly zero dollars. Not "small." Not "minimal." Zero. The stock can crater to $100, and you're mathematically protected. Meanwhile, if it stays below your short call, you pocket the entire credit. It's the mirror image of the jade lizard—instead of eliminating upside risk on a bullish setup, you're eliminating downside risk on a bearish one.
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A reverse jade lizard isn't a single trade—it's a position made of three simultaneous options. You're selling an out-of-the-money call (naked—no protection), and simultaneously establishing a bull put spread (short put, long put further out). Each leg has its own premium, its own delta, its own theta. The profit comes from collecting more premium than the put spread width, which creates a mathematical floor where your downside loss can never exceed zero.
Let's say TSLA is at $285, and you think it's capped at $300 for the next 30 days. You might structure a reverse jade lizard like this:
Your net credit is $13.90 per share ($1,150 + $620 − $380 = $1,390 per contract). Your put spread is $10 wide ($260 − $250). Since your credit ($13.90) exceeds your spread width ($10.00), your maximum downside loss is zero. If TSLA drops to $200, you lose $10.00 on the put spread but keep $13.90 in premium—net profit of $3.90 even on a 30% crash.
Your maximum profit is the full $13.90 credit if TSLA expires between $250 and $300. Your upside breakeven is $313.90 (short call strike + credit). Above that, losses start accumulating dollar-for-dollar with no cap—the naked call means unlimited upside risk.
Now here's where Excel becomes a nightmare:
That's six separate analytical workflows, each requiring its own formulas and manual updates. And if you're managing eight reverse jade lizards across different names? Multiply everything by eight and pray you don't lose track of which ones have zero downside protection and which ones don't.
Sourcetable doesn't eliminate the math—it eliminates the manual labor of doing the math. Upload your options chain data (either manually or via API), and the AI handles everything else. You interact with your reverse jade lizard analysis the same way you'd interact with a trading desk analyst: by asking questions in plain English.
In Excel, you'd build a table with three rows (one per leg), columns for strike, bid, ask, and position (long/short), then write a formula to calculate net credit. Then you'd manually check whether that credit exceeds the put spread width. Change one strike price and you're recalculating everything by hand.
In Sourcetable, you upload your three legs and ask: "Does my credit exceed the put spread width?" The AI instantly returns: "Yes. Credit = $13.90, Spread Width = $10.00. Downside risk eliminated. Profit cushion = $3.90." No formulas. No manual checks. Change a strike price and the verification happens automatically—instantly flagging if you've lost the zero-downside protection.
The reverse jade lizard's critical number is the upside breakeven—the price where unlimited losses begin. It's simple algebra: short call strike plus total credit collected. But when you're managing multiple reverse jade lizards with different expirations and strikes, tracking each breakeven manually is error-prone.
Ask Sourcetable: "Show me my upside breakeven." It returns: $313.90. TSLA is currently at $285—you've got a 10.1% cushion before losses start. The AI also shows you probability: with 30 days to expiration and 55% IV, there's a 78% chance TSLA stays below $313.90. That's your real risk metric—not some vague "high" or "moderate," but an actual percentage.
Professional traders use payoff diagrams to understand risk profiles at a glance. For a reverse jade lizard, the diagram needs to show three critical features: the flat profit plateau in the middle, the zero-loss floor on the downside (when credit > spread width), and the unlimited losses on the upside. In Excel, building this requires a data table with stock prices from $200 to $400, nested IF statements for each region, then formatting a line chart. It takes 20 minutes.
In Sourcetable, ask: "Show my risk graph." The AI generates a publication-quality payoff diagram in seconds. You see the maximum profit of $1,390 between $250 and $300, the flat zero-loss line below $250 (the magic of credit > spread width), and the unlimited upside losses beginning at $313.90. The current stock price is marked clearly at $285—right in the sweet spot. Adjust a strike and the graph updates instantly.
Here's where Excel truly falls apart. Calculating probability of the stock staying below your short call requires pulling implied volatility, converting it to daily standard deviation, then using a cumulative normal distribution to estimate the likelihood of staying below $300. The formula involves the Black-Scholes framework, natural logarithms, and probability density functions.
Ask Sourcetable: "What's the probability TSLA stays below $300?" It pulls current IV (55% annualized), calculates the expected price distribution over 30 days, and returns: 68% probability of staying below $300. That means a 68% chance of keeping the full $1,390 credit, and a 32% chance of needing to manage the position. You instantly know whether the $1,390 premium justifies the unlimited upside risk—without touching a single formula.
Reverse jade lizards profit heavily from time decay—theta. As expiration approaches, the call and short put you sold lose value faster than the long put you bought. But calculating daily theta for a three-leg position requires aggregating Greeks across all legs, weighted by position size. Sourcetable does this automatically.
Ask: "Show my daily theta." It returns: $62 per day. With 30 days to expiration, you're collecting $62 of time decay every day TSLA stays below $300. That's $1,860 over 30 days—meaning you could theoretically exit early at $1,500 profit with a week remaining and still capture over 100% of your initial credit target.
Professional income traders don't run one reverse jade lizard—they run eight or ten simultaneously across different underlyings and expirations. This creates a diversified income portfolio that generates consistent weekly cash flow while maintaining the zero-downside-risk profile on each position. Managing this in Excel is chaos: eight separate spreadsheets, manual consolidation, no way to see portfolio-wide Greeks or aggregate risk exposure.
Sourcetable centralizes everything. Upload all positions and ask portfolio-level questions:
That last question is critical. In the heat of entering positions, it's easy to accidentally construct a reverse jade lizard where credit is $9.80 and spread width is $10.00. You think you have zero downside risk, but you're actually exposed to $0.20 per share ($20 per contract) if the stock crashes. Sourcetable flags this instantly, preventing costly mistakes. This kind of automated verification would require VBA macros and hours of setup in Excel.
Reverse jade lizards aren't set-and-forget. When the underlying rallies toward your short call, you need to adjust: roll the call higher, close the position and take profits, or hedge with a long call. The decision depends on how much time remains, how much credit you've captured via theta decay, and what the adjustment will cost.
Sourcetable makes adjustment analysis instant. Say TSLA rallies to $297—now just $3 from your $300 short call with 12 days remaining. Ask: "Should I roll my call higher?"
The AI calculates the cost of buying back your $300 call ($14.20 debit) and selling a new $310 call ($9.80 credit), resulting in a net $4.40 cost. It compares this to your current $13.90 credit and remaining theta, then suggests: "Rolling costs 32% of your profit and only buys you $10 more upside room. Consider closing the entire position instead—you've captured $9.20 of the $13.90 max gain via theta decay, with 12 days of unlimited upside risk remaining."
This kind of strategic guidance would require building a separate adjustment calculator in Excel with real-time option pricing. Sourcetable does it conversationally, factoring in all relevant Greeks, time value, and probability-weighted outcomes.
Reverse jade lizards thrive in specific market conditions. Understanding when to deploy them—and when to avoid them—is the difference between consistent income and blown-up accounts from unlimited upside losses.
Capped Upside / Resistance Overhead: When a stock has repeatedly failed to break through a technical resistance level, reverse jade lizards print money. The classic setup: price has tested $300 four times over three weeks and been rejected each time.
High Implied Volatility (Elevated Premiums): When IV is elevated, option premiums are fat. You collect massive credits—making it easier to exceed spread width and achieve zero downside risk. Post-rally consolidation often leaves IV elevated even as price stabilizes—perfect for reverse jade lizards.
Bearish-Neutral Bias: You don't need the stock to crash—you just need it to not rally. Sideways or moderate declines both result in full profit. The strategy wins as long as your short call stays out-of-the-money.
Short Time to Expiration: Theta decay accelerates in the final 30 days before expiration. Reverse jade lizards in the 20-45 day range capture maximum time decay while minimizing exposure to extended upside moves.
Liquid Underlyings: TSLA, NVDA, META, SPY, QQQ—highly liquid names with tight bid-ask spreads. You get better fill prices entering and exiting, and you can actually exit if the position moves against you.
Strong Uptrends / Breakout Setups: Reverse jade lizards get destroyed in strong uptrends. If NVDA is breaking to new all-time highs every week, don't try to collect $1,200 betting it'll stop. Momentum beats premium collection—every time.
Upcoming Bullish Catalysts: Earnings beats, product launches, analyst upgrades—these create binary upside outcomes. One surprise announcement can gap price through your short call overnight, triggering unlimited losses.
Low Implied Volatility (Thin Premiums): When IV is crushed, premiums are tiny. It becomes nearly impossible to collect enough credit to exceed spread width. Without zero downside risk, the strategy loses its mathematical elegance and becomes just another risky income play.
Illiquid Options: Wide bid-ask spreads destroy profitability. If you're paying $0.50 in slippage entering and another $0.50 exiting, you've just given up $1.00 of a $13.90 credit—over 7% of your profit.
Sourcetable can help you identify favorable conditions. Connect live market data and ask: "Which of my watchlist stocks are below resistance with IV above the 60th percentile?" The AI scans the list and returns candidates meeting both criteria—instant opportunity filtering without manual chart review.
A single reverse jade lizard is a trade. Eight reverse jade lizards across different underlyings and expirations is a system. The goal: generate $1,000-$2,000 per month in theta income with zero downside risk and manageable upside exposure. Here's how professionals structure it.
Multiple Underlyings: Don't put all your lizards on TSLA. Spread across tech (NVDA, META, GOOGL), indexes (SPY, QQQ), and other sectors. Correlation isn't 1.0—when tech rallies, energy might stay flat.
Staggered Expirations: Don't let all your lizards expire the same week. Stagger expirations across the month so you're constantly collecting new premium and managing only a few positions at once.
Position Sizing: Risk no more than 3-5% of your portfolio on any single reverse jade lizard's upside exposure. Remember: downside is zero (if constructed properly), but upside is unlimited. Size accordingly.
Income traders follow a monthly rhythm. At the start of each month, open 6-10 new reverse jade lizards across different underlyings with 30-45 DTE (days to expiration). As expiration approaches, close profitable positions at 60-80% of max profit—don't wait for the last dollar, especially with unlimited upside risk lurking. Redeploy that capital into new lizards for the next month. This creates a perpetual income machine with zero downside exposure on every position.
Sourcetable tracks this cycle automatically. Ask: "Which lizards have captured 70% of max profit?" It flags positions ready to close. Ask: "How much buying power do I have for new lizards?" It calculates available capital after accounting for margin requirements on existing positions—including the undefined risk from the naked calls.
The reverse jade lizard is the mirror image of the regular jade lizard. Understanding the difference is critical to deploying the right strategy at the right time.
| Feature | Regular Jade Lizard | Reverse Jade Lizard |
|---|---|---|
| Market Bias | Bullish-Neutral | Bearish-Neutral |
| Structure | Short Put + Bear Call Spread | Short Call + Bull Put Spread |
| Risk Eliminated | Upside (when credit > spread) | Downside (when credit > spread) |
| Unlimited Risk Direction | Downside (naked put) | Upside (naked call) |
| Wins When | Stock stays above short put | Stock stays below short call |
| Best Environment | Consolidation above support | Consolidation below resistance |
Both strategies share the same mathematical elegance: when credit collected exceeds spread width, one direction of risk disappears entirely. The difference is which direction. Use the regular jade lizard when you're bullish-neutral (betting it won't drop). Use the reverse jade lizard when you're bearish-neutral (betting it won't rally). Same tool, opposite applications.
The reverse jade lizard is a bearish-neutral options strategy that profits when price stays flat or declines. It involves three legs: selling an out-of-the-money call (naked), selling an out-of-the-money put, and buying a further out-of-the-money put for protection.
When the credit collected exceeds the put spread width, downside risk becomes exactly zero dollars. This is the strategy's defining feature—a mathematical floor where losses can't penetrate, regardless of how far the stock falls.
Traditional Excel analysis requires verifying credit > spread width, tracking three option chains, modeling probability of staying below the short call, generating payoff diagrams, and aggregating Greeks—a 45-minute process that needs constant updates.
Sourcetable turns reverse jade lizard analysis into natural language questions: "Does my credit exceed spread width?" → Yes, $3.90 cushion. "Show upside breakeven." → $313.90. "Probability of staying below $300?" → 68%.
Reverse jade lizards work best when the stock is below resistance with elevated implied volatility and 20-45 days to expiration. Avoid them during strong uptrends or before bullish catalysts—unlimited upside losses can destroy the position overnight.
The reverse jade lizard is the mirror image of the regular jade lizard: bearish instead of bullish, eliminates downside risk instead of upside risk, unlimited upside exposure instead of downside exposure. Use the right tool for your market bias.
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