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The Options Clearing Corporation (OCC) was founded in 1973, initially as a clearing house for five listed markets for equity options. Prior to its establishment, due to a great deal of encouragement from the SEC, the Chicago Board Options Exchange had its clearing entity, the CBOE Clearing Corporation. [citation needed]
Options Clearing Corporation's (OCC) Options Symbology Initiative (OSI) mandated an industry-wide change to a new option symbol structure, resulting in option symbols 21 characters in length. March 2010 - May 2010 was the symbol consolidation period in which all outgoing option roots will be replaced with the underlying stock symbol. [1]
Prior to 2010, [1] standard equity option naming convention in North America, as used by the Options Clearing Corporation, was as follows: For example, an Apple Inc AAPL.O call option that would have expired in December 2007 at a $122.50 strike price would be displayed as APVLZ in old convention (AAPL071222C00122500 in new convention).
Assignment occurs when an option holder exercises his option by notifying his broker, who then notifies the Options Clearing Corporation (OCC). The OCC fulfills the contract, then selects, randomly, a member firm who was short the same option contract. The OCC then notifies the firm.
May 26, 2000: Launched its Options Exchange - the first transaction was a purchase of 20 SBC Communications October 45 calls. 2001: May 29, 2001: Traded its 25 millionth contract. November 1, 2001: Became the 3rd largest U.S. equity options exchange when average daily volume for October 2001 reached 380,299 contracts, [3] 2002
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Exchange-traded options have standardized contracts and are settled through a clearing house with fulfillment guaranteed by the Options Clearing Corporation (OCC). Since the contracts are standardized, accurate pricing models are often available. Exchange-traded options include: [9] [10] Stock options; Bond options and other interest rate options
In this market, the last available price of the underlier, which is used to determine whether an option is automatically exercised, is the price of the regular-hours trade reported last to the Options Clearing Corporation at or before 4:01:30 pm ET on the Friday before expiration. This trade will have occurred during normal hours, i.e. before 4 ...