TheSkewLab

Short put butterfly

Big moveLimited profitLimited loss

Put-built short butterfly: profits when price leaves the body.

Payoff at expiry — live BTC example

spot 77,624
Net credit
$626.25
Max profit
$626.25
Max loss
$773.75
Breakevens
76,826 / 78,374
Example legs (0.8 DTE front)
  • Sell 79,000 put
  • Buy 2× 77,600 put
  • Sell 76,400 put

Entry greeks (per 1 BTC notional): Δ -0.002 · Γ 0.1846 per 1% · vega $9.88/pt · theta $-202.73/day

How it works

Same escape-the-middle payoff as the short call butterfly, built from puts.

When to use it

Same anti-pin thesis.

Risks & management

Same tight economics; execution costs can eat the edge.

Open in payoff builder →

Related structures

Example built from live Delta Exchange BTC marks on the nearest constructible expiry; numbers refresh with the chain. Educational content, not investment advice.