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2008issue C111

Preplanned butterfly exits with stops and scale-outs

A long call butterfly is typically opened for a net debit so time decay can help if the underlying drifts toward the middle strike. Using a 300-310-320 book with a net debit of 2, this article restates a pre-set profit objective, a stop-loss through the 320 upper wing, and a two-unit scale-out. The three-gate reading is editorial.

  • A long call butterfly buys one lower-strike call, sells two calls at the middle strike, and buys one higher-strike call, typically for a net debit that is also the amount at risk if the structure expires worthless.
  • In the 300-310-320 example the net debit is 2 and the largest expiration payoff is 8 only if the underlying finishes exactly at the 310 short strike.
  • The historical workflow sets the exit plan before the position is opened so later action does not depend on whether the market later confirms or contradicts the original view.
  • Editorial reading: treat a time-decay profit objective, a stop-loss through the 320 upper wing, and a one-of-two scale-out as three pre-committed gates.
Entries in this reading3 entries
Current trackScale-out position reduction22 readingsButterfly spread29 readingsStop-loss order297 readings

A debit butterfly around a short strike

A long call butterfly is opened by buying one lower-strike call, selling two calls at a middle strike, and buying one higher-strike call. The structure is typically opened for a net debit. That net debit is the cash paid to open the butterfly, and it is also the amount at risk if the structure expires worthless.

The short strike is the middle strike where the two short options sit, and expiration value is largest there. Time decay is the intended source of butterfly value as expiration approaches while price stays near that middle strike.

A worked 300-310-320 book

In the worked 300-310-320 example the net debit is 2, adjacent strikes are 10 points apart, and the largest expiration payoff is 8 only if the underlying finishes exactly at 310. The stated purpose of that butterfly is to benefit from time decay if the underlying drifts toward the middle strike over a multi-week horizon.

Plan the exits before the debit is paid

An exit plan is described as something that should exist before the position is opened. Later action then does not depend on whether the market later confirms or contradicts the original view.

A profit objective below the theoretical maximum

If the underlying is already at the middle strike with about two weeks left, a pre-set profit objective is treated as reached even when it is below the theoretical maximum of 8. A profit objective is a cash or percentage target chosen before entry and treated as success even when it is below the theoretical maximum.

A stop-loss at the upper wing

If the underlying trades through the higher wing at 320, a stop-loss is the planned exit because the path has left the expected range. The upper wing is the higher long strike that marks the top of the expected range. A stop-loss is a pre-set exit that closes the position once price leaves the expected range rather than waiting for a reversal.

A scale-out that leaves residual exposure

When two identical butterflies are held, closing one and keeping the other for about another week is presented as a way to realize part of the result while leaving residual exposure. A scale-out closes part of a multi-unit butterfly while leaving the rest open for a further holding period.

Educational research material, not investment advice. Historical source context does not establish present-day performance.
6 of 18 in the Scale-out position reduction track
201046-50 pp.Next on Scale-out position reductionQualified trend, volume breaks, and a staged scale-outTrends exist on every time frame and are graded strong or weak, confirmed or suspect, by how swing points form and fail.
All readings on this track · 18 readings
  1. 1989One add option sizing with a scale-out and a trail
  2. 1991Precommit scale-outs and puts to replace impulse
  3. 1991A written game plan for checklist, scale-out and staggered stops
  4. 2004Name the stop, require a 1:3 reward, then scale out half
  5. 2005Why pre-target scale-outs lower expected value
  6. 2008Preplanned butterfly exits with stops and scale-outs
  7. 2010Qualified trend, volume breaks, and a staged scale-out
  8. 2011Gated entry and scale-out after a climactic selloff
  9. 2011First-target review: scale out or flatten
  10. 2012Tiny scale-out as a systems decision test
  11. 2014Written size and exit scripts for scaling and risk
  12. 2017Constructing livable scale-out exit rules
  13. 2017Why the simpler looking system is harder to run
  14. 2018Prewritten scale-out and exponential moving-average exit procedure
  15. 2019A dual-career swing procedure that must output entry, scale-out, or abstention
  16. 2019A same-session opening-range breakout with a whole-number stop and scale-out
  17. 2019Grade the first seasonal long-put gain as a maintenance exam
  18. 2019Failed candlestick fades with breakout permission and scale-out
By fieldOptions and volatility435 readingsBy year2008150 readings
All 22 readings tagged Scale-out position reduction
Also on Scale-out position reduction5 readings
1991A written game plan for checklist, scale-out and staggered stops2004Name the stop, require a 1:3 reward, then scale out half2019A same-session opening-range breakout with a whole-number stop and scale-out1989One add option sizing with a scale-out and a trail1989Shorter series need fewer recovery hits and raise scale-in cash