The image displays a foreign exchange chart for GBPUSD. What is the current sell price and the current buy price?

The chart displays the exchange rate for the Great Britain Pound versus US Dollar (GBPUSD). The timeframe is H4, meaning each candlestick on the chart represents a 4-hour period.

The current bid price (SELL) is 1.35891.
The current ask price (BUY) is 1.35906.

The spread is the difference between the ask price and the bid price.

In terms of pips (points in percentage), where 1 pip for GBPUSD is 0.0001, the spread is 1.5 pips.
The spread is $\boxed{\text{0.00015 or 1.5 pips}}$.

The "0.5" value typically represents the lot size or volume of the trade. For example, 0.5 standard lots would mean trading 50,000 units of the base currency (GBP).

The red arrow on the chart points to a previous upward price movement, indicating a period of bullish trend or price appreciation for GBP against the USD.