Outlook: No move (sell the calm). Taught in full in Lesson 23, Straddles & strangles: trading movement itself. This page is the reference card.
Illustration, not a recommendation. The strikes and premiums on this page are fixed teaching figures, not live quotes, and no strategy suits every account or every market. Read the full disclaimer.
Read this card in
What you must believe
NIFTY stays inside a range you can draw through expiry, and you have the capital and discipline to carry open-ended risk on both sides for rent.
Construction
Short strangle: sell the 24,800 PE at ₹90 and the 25,200 CE at ₹55, collecting ₹145 per unit: ₹9,425 per lot. Short straddle: sell both 25,000s instead for ₹230 (₹14,950), double the rent, none of the breathing room.
The numbers, before entry
Max profit: the full credit, anywhere between the strikes at expiry
Max loss: open-ended both sides; a 600-point gap costs ₹29,575 against ₹9,425 collected
Margin: roughly ₹1.5 to ₹2 lakh for the pair, and it rises as the trade goes against you (Lesson 12)
Greeks profile
Delta-neutral at entry, short gamma (the risk), long theta (the income), short vega. Every quiet hour pays; every fast hour threatens.
Realistic expectations
Wins often, loses rarely and hugely: the exact profile human psychology is worst at managing. Run only with real capital, sold at elevated IV rank inside visible walls, with exits that fire mechanically. The blow-up stories all skipped one of those clauses.
Management rules
Exit at twice the credit lost, without negotiation
Gone before expiry day, always: the 1-DTEgamma step is not a trading environment
Never through scheduled binary events; that is the one week the gap is likeliest
With other strategies
Buy wings and it becomes the iron condor or iron butterfly: most sellers graduate to the capped versions and never look back (Lesson 24)
A cheap far-OTMbackspread on one side caps the tail you fear most while keeping most of the rent: a self-built half-condor
The calendar is its regime complement: short premium at high IV rank, calendars at low, so some structure is always in season (Lesson 25)
Dealer-flow reading (Lessons 26 and 27) upgrades strike choice: selling inside positive-gamma territory borrows the market's own shock absorbers
Common mistakes
Selling with rent-money capital; unlimited risk is not a metaphor
Averaging into a breached side "because the premium is even better now"
Collecting for months and giving it back in one un-stopped Tuesday