How to calculate bid-ask spread is more than 20% of options price (Eg. $0.14 per share)

Michane
04-02

1. Manual Calculation Framework:

Bid-Ask Spread % = [(Ask - Bid) / Mid-Price] × 100

Example: If Bid = $0.08, Ask = $0.11 → Mid = $0.095 → Spread = 31.6% ($0.03 / $0.095).

Your entry price ($0.14) vs. current mid-price determines your unrealized P&L.

2. Actionable Advice

Check Liquidity: Low open interest (e.g., < 50 contracts) implies high slippage risk.

Roll Options: If spread >20%, consider rolling to a higher-liquidity strike/expiry.

Limit Orders: Place orders near mid-price to avoid unfavorable fills.

Critical Note:

Options with wide spreads (>20%) often reflect low trader confidence or impending volatility. Verify the stock price trend and news catalysts before adjusting positions.

Disclaimer: This analysis assumes hypothetical bid-ask values due to data limitations. Confirm actual quotes via your brokerage platform. 

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