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2010issue C0936-41

Constructing directional out-of-the-money butterfly spreads

A butterfly locks a chosen scenario into three strikes so a defined profit zone sits between the wings. Shift the body out of the money, then use debit, spread ratio, and reward-to-risk as the pre-entry filter on whether that single idea is placed.

  • A butterfly is built from three strikes of the same type by buying the lower wing, selling two contracts at the middle strike, and buying the higher wing.
  • An out-of-the-money butterfly is a directional, limited-risk debit that can be cheap to enter and can span a wide profit range, but it loses if the underlying does not move in the intended direction before expiration.
  • In a 1x2x1 debit, maximum loss equals the net premium paid and the largest payoff occurs only at the short strike; a 2x3x1 on the same strikes raises the debit and keeps expiration payoff positive above a single lower breakeven.
  • Candidates are compared on entry cost, reward-to-risk, width of the profitable range, and the chance of reaching that range before expiration.
Entries in this reading3 entries
Current trackButterfly spread29 readingsRisk-reward ratio78 readingsOption spread138 readings

Lock the scenario into three strikes

Options can be assembled so a position profits from a chosen scenario, an advance, a decline, a large move, or a stay-in-range path, rather than from a one-for-one change in the underlying.

A butterfly is built from three strikes of the same type by buying the lower wing, selling two contracts at the middle strike, and buying the higher wing. The package buys the wings and sells the body so a defined profit zone sits between the outer strikes.

The standard at-the-money butterfly is a neutral construction that sells the at-the-money strike and buys both wings, creating two breakevens and a profit zone around the current price.

An out-of-the-money butterfly shifts that body away from the current price. It is a directional, limited-risk debit that can be cheap to enter and can span a wide profit range, but it loses if the underlying does not move in the intended direction before expiration.

Specify entry, payoff, and exit together

A bullish call-butterfly scan used a market-index MACD that had pulled back and then turned higher, then ranked names in uptrending regression channels by how far the underlying had to travel for the spread to double.

That package is treated as an option spread: a multi-leg option procedure whose entry, payoff shape, and exit rules are specified together rather than as a stock or single-option substitute.

In a 1x2x1 debit construction, maximum loss equals the net premium paid. Expiration profit requires the underlying to finish between two breakevens, and the largest payoff occurs only if it finishes at the short strike. Width of the profit range is treated as more useful than that peak.

Planned exits for that 1x2x1 include holding for the peak, taking a 50% to 100% gain, scaling a multi-lot, or considering an exit if price reaches the short strike and the payoff begins to roll over.

Filter the idea before it is placed

Spread ratio is the contract count at each strike, such as 1x2x1 or 2x3x1. The ratio changes the breakeven count and whether a large follow-through can return the payoff to a loss.

Shifting the same strikes to a 2x3x1 ratio produces a single lower breakeven, a higher debit, and an expiration payoff that stays positive above that breakeven even if the underlying runs far through the short strike.

Candidate butterflies are compared on entry cost, reward-to-risk, width of the profitable range, and the chance of reaching that range before expiration. The 1x2x1 example had a 4.3-to-1 ratio versus 4-to-1 for the 2x3x1, which in return could not fall back into a loss on a large advance.

Reward-to-risk is used here as a pre-entry filter that compares potential gain with the debit at risk so a loss stays bounded before the order is placed.

Educational research material, not investment advice. Historical source context does not establish present-day performance.
7 of 18 in the Butterfly spread track
201068-71 pp.Next on Butterfly spreadModified butterfly and calendar spreads in high-priced namesAt-the-money options lose the most month-over-month time value in the final month before expiration, when theta accelerates remaining extrinsic value toward zero.
All readings on this track · 18 readings
  1. 2003Specify a butterfly as one range procedure
  2. 2006Index volatility alignment, skews, and butterfly construction
  3. 2006Oil proxies, volatility regimes, and bounded overlays
  4. 2007Pairing a double-diagonal overlay with an income butterfly
  5. 2008Range-bound butterfly debit versus iron credit
  6. 2008Iron butterfly payoff construction in volatile crude
  7. 2010Constructing directional out-of-the-money butterfly spreads
  8. 2010Modified butterfly and calendar spreads in high-priced names
  9. 2011Broken-wing put butterfly: credit, vega, and assignment
  10. 2013A live-cattle call butterfly is a different risk object than an outright call
  11. 2017Put butterfly payoff construction from an implied move and premium
  12. 2017One-day earnings volatility, ratio spreads and butterflies
  13. 2017Building a staggered broken-wing butterfly book
  14. 2017Below-the-money butterfly spreads sized by volatility regime
  15. 2018Why day-one option risk curves misread theta, calendars, and butterflies
  16. 2019An expected-value filter for defined-risk option spreads
  17. 2019Failed breakout as a setting for an out-of-the-money put butterfly
  18. 2020Limited-risk call butterfly construction in volatile oil
By fieldOptions and volatility435 readingsBy year2010169 readings
All 29 readings tagged Butterfly spread
Also on Butterfly spread5 readings
2003Specify a butterfly as one range procedure2008Iron butterfly payoff construction in volatile crude2010Modified butterfly and calendar spreads in high-priced names2011Broken-wing put butterfly: credit, vega, and assignment2011Mid-life butterfly and collar adjustments across range and correction