This stock has shown a significant drop of 5.36% recently, which could indicate a potential buying opportunity. The stock is up 5.4% over the past two months, with a trend of 61%, safety rating of 5/8, and implied volatility (IV) of 60%. The Doji reversal pattern on day 4 suggests a possible trend reversal.

For an OPEN recommendation, we should consider a credit put spread. Based on the current stock price of $21.47, we could sell a put at a strike price around $19.30 - $20.30 (5-15% below the current price) and buy a put at a lower strike price around $18.35 - $19.00 (5-10% below the sell strike price). This would result in a spread width of around $0.97 - $1.30, or 5-10% of the current stock price.

The estimated credit for this credit put spread would depend on the specific strike prices chosen and the current options market. However, a realistic credit might be around $0.50 - $1.50, depending on the specific options available.

Overall, this appears to be a strong opportunity with a good risk/reward profile. I would recommend opening a credit put spread position at this time, but be prepared to adjust or close the position if the stock price continues to decline or if market conditions change.