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Option selling · positionalPositionalNIFTYlow complexity

Jade lizard

A jade lizard combines a short put with a short call spread. Its defining rule is that the total premium collected must be at least as large as the width of the call spread, so even if NIFTY rallies far above the call strikes, the trade shows no loss at expiry. The risk sits entirely on the downside, in the short put. This version trades NIFTY monthly options about two weeks before expiry.
About two weeks before the NIFTY monthly expiry, sells a put and a call spread whose total credit covers the spread width, so a rally leaves no loss at expiry.
Market viewBullish
TradesNIFTY monthly options, 3 legs (short put + call spread)
RiskOpen-ended (loss not capped by the structure)
CapitalFull option-selling margin
SuitsAdvanced
Trades a month0.4
Typical hold6 days
Profitable months5 of 12
Longest losing run0 trades
Made money inToo few trades to judge (5 in the year)
Lost money inToo few trades to judge (5 in the year)
Default settings
Symbol
Entry time
Entry DTE
Put delta
Call delta
Min call width
Max call width
Target %
Stop x credit
Exit DTE
Exit time
Lots
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1

How it trades

What it trades
Universe
NIFTY Positional · 1 Oct 25 → 30 Sep 26
Enters
09:30 on the first session 14 days or less before the monthly expiry
Legs
SELL PE · 0.20 delta · Current month · 1 lotSELL CE · 0.30 delta · Current month · 1 lotBUY CE · Short call + 100 to 300 points · Current month · 1 lot
Exits
target 50% of the credit capturedstop loss of 2 x the credittime 15:15, 2 calendar days before expiry
Re-entry
None - one per monthly series
Entry
at ENTRY_TIME on the first session when the monthly expiry is at most ENTRY_DTE calendar days away (and its chain is available), on that monthly: sell the put whose delta is closest to PUT_DELTA and the call closest to CALL_DELTA, and buy the call at the NARROWEST listed width above the short call, between MIN_CALL_WIDTH and MAX_CALL_WIDTH points, for which credit = short put + short call - long call >= long call strike - short call strike. No width satisfies it within MAX_CALL_WIDTH -> no trade this month. LOTS each.
Target
TARGET_PCT % of the credit captured.
Stop
the loss reaches STOP_X_CREDIT x the credit. Target and stop fill at market (overnight gaps).
Exit
EXIT_DTE calendar days before the monthly expiry at EXIT_TIME (the session before, if that day is a holiday or weekend); the expiry day itself is the backstop.
Re-entry
none - one lizard per monthly series.
2

Results

PRE-BUILT · DEFAULTS
NIFTY · 2025-10-01 → 2026-09-30 · 5 trades · before costs
Net P&L+₹21,967
Win rate100%
Max drawdown₹0
Avg per trade+₹4,393
Profit factor–
Worst trade₹0
3

Where it made and lost money

With only five trades, all of them winners, no condition has enough trades to judge. The evidence is consistent with the structure: two trades held while NIFTY rose more than 1% made ₹10,637 together, two held while it stayed within 1% made ₹6,922, and the single trade held through a fall of more than 1% still made ₹4,407. A rally is covered by the credit and the call spread; a mild fall is absorbed by the 20-delta put's distance. None of the five met a sharp sell-off, which is where a naked short put would be tested.

India VIX the evening before
VIX 11.5-14.5 (normal)+₹6,9222 trades100% won
VIX above 14.5 (nervous)+₹15,0443 trades100% won
Kind of session on the entry day
Quiet session (range under 0.75%)+₹11,4273 trades100% won
Trend day (closed near the high or low)+₹4,4071 trades100% won
Choppy day (wide range, closed mid-range)+₹6,1331 trades100% won
Market while the trade was held
NIFTY rose over 1% while held+₹10,6372 trades100% won
NIFTY within ±1% while held+₹6,9222 trades100% won
NIFTY fell over 1% while held+₹4,4071 trades100% won
How the entry day opened
Gap up of 0.4% or more+₹4,5041 trades100% won
Flat open+₹14,0303 trades100% won
Gap down of 0.4% or more+₹3,4321 trades100% won
Session direction on the entry day
NIFTY closed above its open+₹14,1283 trades100% won
NIFTY closed below its open+₹7,8392 trades100% won
Trend going in
Uptrend (NIFTY above its 20-day average)+₹7,9362 trades100% won
Downtrend (NIFTY below its 20-day average)+₹14,0303 trades100% won
Expiry day (NIFTY weekly)
Expiry day+₹7,8392 trades100% won
Other days+₹14,1283 trades100% won
Day of the week
Monday+₹6,1331 trades100% won
Tuesday+₹7,8392 trades100% won
Wednesday+₹7,9952 trades100% won
The same trades, split by the market conditions around each entry, before costs.
4

About this strategy

  1. Wait for the first session when the NIFTY monthly expiry (the last Tuesday of the month) is 14 calendar days away or less, and enter at 09:30.
  2. Sell the put with a delta closest to 0.20 and the call with a delta closest to 0.30.
  3. Buy a call above the short call at the narrowest width between 100 and 300 points for which the total credit is at least that width. If no width qualifies, skip the month.
  4. Take profit when 50% of the credit has been captured.
  5. Stop out if the loss reaches twice the credit. Both exits fill at market, including after overnight gaps.
  6. Otherwise close at 15:15 two calendar days before expiry. One lizard per monthly series.

Why traders use it

Many option sellers are mildly bullish and want to collect premium without worrying about a sudden rally. A short put alone earns well when the market drifts up or sideways, and adding a call spread lifts the credit. Making the credit at least the call spread's width removes upside risk at expiry, leaving a single, well-understood risk below the short put. With a 50% profit target, trades are often closed within a week, freeing margin before expiry week.

Works best whenToo few trades to judge from the evidence. In this test, all five trades won whether NIFTY rose, stayed flat or dipped modestly during the hold, which is the range of outcomes the structure is designed for.
Struggles whenNot seen in this test. By design, a sharp fall through the short put is the losing case, with the loss growing until the stop at twice the credit, and an overnight gap can fill that stop well beyond it.

The year in plain words

On NIFTY from 1 Oct 2025 to 30 Sep 2026 with default settings, the jade lizard traded in only five of twelve months, from March onwards; in the other months the rules found no qualifying setup. All five trades reached the 50% profit target, typically after about six days, for ₹21,967 before costs and ₹20,418 after ₹20 per order and bid-ask slippage. The best trade made ₹6,133 and the smallest ₹3,432, and there was no drawdown. A perfect record over five trades says little: the stop at twice the credit was never tested, and the downside risk of the short put did not show up in this period.

What the settings do

Entry timeThe time of day the lizard is opened on the entry session.Entry DTEThe trade opens on the first session when the monthly expiry is this many calendar days away or fewer. A larger number enters earlier for more premium and a longer hold.Put deltaThe delta of the short put. A higher delta sells closer to the money for more credit and more downside risk.Call deltaThe delta of the short call. A higher delta collects more call premium, which makes the credit rule easier to meet.Min call widthThe narrowest call spread tried, in points. Without a minimum, a one-strike spread would nearly always qualify and the trade would become close to a naked put.Max call widthThe widest call spread tried. If no width up to this level meets the credit rule, the month is skipped.Target %The share of the credit captured at which the trade is closed for a profit.Stop x creditThe trade is closed when its loss reaches this multiple of the credit.Exit DTEHow many calendar days before expiry an open trade is closed, avoiding the last days' sharp moves.Exit timeThe time of day used for the days-to-expiry exit.

Risks

  • The short put is uncovered, so a sharp fall can produce a loss far larger than the credit, especially through an overnight gap.
  • The 'no upside risk' feature holds only at expiry; a fast rally before then still shows a mark-to-market loss on the call spread.
  • Five trades in a year are too few to judge the strategy, and the stop was never triggered in this test.
  • Selling a naked put on NIFTY monthly options needs full option-selling margin.

Who it suits

Option sellers with a mildly bullish view, full margin for a naked NIFTY put and comfort holding positions overnight for a week or more. It suits traders who understand the downside tail risk and size for it.

5

Questions traders ask

What is a jade lizard option strategy?

It is a short put combined with a short call spread, where the total premium received is at least the call spread's width. That makes the upside risk zero at expiry, because the credit covers the worst loss on the call spread. All of the risk is below the short put.

Is the jade lizard profitable on NIFTY?

In this backtest from 1 Oct 2025 to 30 Sep 2026 it made ₹21,967 before costs and ₹20,418 after ₹20 per order and bid-ask slippage, with all five trades winning. Statutory charges were excluded. Five trades is far too small a sample, and past results do not guarantee future ones.

Why does the jade lizard have no upside risk?

If NIFTY finishes above both call strikes, the call spread loses its full width. Because the rules only open the trade when the total credit is at least that width, the credit pays for that loss, and the short put expires worthless. Before expiry, though, a rally can still show a temporary loss.

Why did it trade only five times in the year?

The trade needs a call spread between 100 and 300 points wide for which the combined premium covers the width. When call premiums are low relative to the strike gaps, no width qualifies and the month is skipped. In this period that happened in the first five months.

6

Before you rely on it

ADAPTED FOR TODAY'S NSE RULESNIFTY monthly = last Tuesday; the entry is counted in days to that expiry, never a weekday. Lots.
WATCH OUT"No upside risk" holds only at expiry; before it, a fast rally still shows a mark-to-market loss on the call spread. The downside is a naked short put. Local test data lists a monthly chain only ~1-2 weeks before it expires, so local runs enter later than ENTRY_DTE; the server data has the full chain.
WHERE THE RULES WERE UNCLEAR · OUR CHOICESThe source has one worked example (put ~2% below spot, call ~1.2% above, 150-point call spread) and no management ("be ready to adjust"). The spec's reading is coded: 20-delta put, 30-delta call, the long call at the smallest width keeping credit >= width - but at least 100 points (the spec's call-width range is 100-300, example 150), else a one-strike spread would almost always qualify and the "lizard" would collapse into a naked put, 50% profit target, stop at a loss of 2 x credit, exit at 2 DTE. Entry about two weeks before the monthly expiry follows the example.
Also known asjade lizard
Backtests run on historical NSE data with fills at the last traded price. "Before costs" excludes brokerage, taxes and slippage. Quantsapp is not recommending any strategy; it is just a backtesting utility. Past results are not a promise of future returns.

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