DEFINITION of 'Call Rule'
A exchange rule whereby the official bidding price for a cash commodity is competitively established at the end of each trading day and held until the opening of the exchange the following trading day.
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BREAKING DOWN 'Call Rule'
The call rule attempts to reduce overnight volatility by ensuring commodity prices begin trading near the previous day's closing bid.
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RELATED FAQS
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What do the bid and ask prices represent on a stock quote?
Learn what the bid and ask prices mean in a stock quote. Find out what represents supply and demand in the stock market and ... Read Answer >> -
How do day traders capture profits from the difference between bid and ask prices?
Discover how day traders capture profits from the difference between bid and ask spreads. These spreads blow out during volatile ... Read Answer >> -
What kinds of restrictions does the SEC put on short selling?
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Why are the bid prices of T-bills higher than the ask prices? Aren't bids supposed ...
Yes, you are correct that the ask price of a security should typically be higher than the bid price. This is because people ... Read Answer >> -
Why are the bid and ask quotes usually so far away from each other in after-hours ...
The low volumes typically traded through after-hours trading systems can create wide bid-ask spreads. Read Answer >>