Options Symbology Initiative (OSI)

 


Nature of the symbol change OSI Symbol — Up to 22 characters — the new options symbol format will include:. Existing functionality in Fidelity. Télécharger le fichier Logiciel gratuit de facturation Ce fichier vous est proposé par Zervant, logiciel gratuit en France de facturation en ligne. Cela pourrait dérégler les calculs. The OPRA series key is comprised of 3 individual data elements Underlying, Expiration Date, and Strike Price that collectively were used to fully qualify a unique option.

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The chain sheet shows the price, volume and open interest for each option strike price and expiration month. New to options investing? Be sure to check out our Options Trading Guide. Select your currency below to get started:. Options Chain data entry page. You have selected to change your default setting for the Quote Search.

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Capital Goods Community Rating: Edit Symbol List Symbol Lookup. Go Now Clear List. Calls "Calls" is an option that gives the holder the right to buy the underlying asset. Last "Last Sale" is the most recent trade. Chg "Change" is the difference between a day's last trade and the previous day's last trade. Bid "Bid" is the price a potential buyer is willing to pay for a security. Sometimes also used in the contect of takeovers where one corporation is bidding for trying to buy another corporation.

In trading, we have the bid-ask spread which is the difference between what buyers are willing to pay and what sellers are asking for in terms of price. Please carefully review the following symbol formats and timelines. The industry mandated cutover date was February 12, Until the weekend of January 23, you used to get quotes and place orders under the old symbology.

After January 23, you will get quotes, analyze options, and place orders using the new symbology. Consolidation is the process of converting option root symbols that share the same underlying to the same underlying stock or index symbol.

In nearly all cases, the resulting symbol will be the same as the underlying symbol. There are a few known exceptions to the consolidation strategy above. One is for previously adjusted options with non-standard terms of delivery.

The strategy for consolidating these nonstandard options is to convert the symbol to the primary underlying appended by a single integer.

The goal of this approach is to have all classes consolidated prior to June The list below reflects both the dates and underlying stock and indexes whose options will begin trading under the consolidated and FINAL symbol.

The following is the initial group of stock and indexes that will be converted to the final symbol format. If an index or stock was not part of the March 12th consolidation it will be converted based on the following schedule.

Additionally, if during the last consolidation event scheduled for May 14, , a stock or index is subject to a corporate action, that class will be removed and consolidated on Tuesday, May 18, It is important to note that Fidelity.

The only change will be the symbol used. Below is a detailed explanation of the old option symbology and the new option series key for both conversion and consolidation. The OPRA series key is comprised of 3 individual data elements Underlying, Expiration Date, and Strike Price that collectively were used to fully qualify a unique option. The new OSI symbol format contains 4 key fields: For example, Microsoft, under the old symbology, has several different root codes to identify the underlying.

After consolidation, all of the unique identifiers will be converted to MSFT and adjusted options will be identified with an appended integer. Nature of the symbol change OSI Symbol — Up to 22 characters — the new options symbol format will include:. Adjusted options will be followed by an integer to indicate that the option is non-standard. This means it represents something other than the typical share deliverable when an option is issued.

See below for detailed information on the change.