Symbol Maintenance Links
SP500 List changes: Go to www.spindices.com.
Updated lists: Go to www.aiqsystems.com/lists.htm.
Should I delete System Messages?
Yes, after each review the message log should be cleared. If the log is not cleared it will increase in size and become unmanageable.
How often should I review System Messages?
System Messages should be reviewed after each download.
Explanation of the messages in the System Message log.
Incomplete or missing data for ABCD: This message indicates a ticker that is no longer Trading. The Trading on the symbol could be halted, it could have been delisted, or it could have had a merger.
ABCD 04/14/99: 25% variance from prior values: These may be genuine 25% up or down move in the specified ticker, or an error (spike) in the data. Tickers Trading below $2 may receive these types of variances every day. Look at the chart of these tickers to determine any action required.
11/11/98 08:24:40 Group HOUSE2 is empty and was deactivated: AIQ group and sectors are calculated based on tickers in your Master List. If you do not have any stocks in a given group, the system deactivates the group.
11/12/98 06:25:05 WFC has volatility range error. Check data for accuracy: AIQ performs a volatility check on all your tickers when reports are run, and determines any symbols outside the normalized range. This may indicate a potential spike in data, check the chart, it may be genuine extreme volatility.
NOB: service did not recognize symbol: This message usually means the symbol has changed. You can use myTrack’s Historical news function to find the new symbol.
Dial/Data: Request limit exceeded: You have exceeded the 15,000 ticker request limit in one download. The system will process the initial request and log back into Dial/Data to continue the download. To clear up the problem go to Data Manager, click on utilities, delete non-Trading stocks.
APSO 10/15/98: no volume: The ticker reported less than 500 shares traded in the day. Tickers that do not have much volume do not give accurate ER’s. You may want to use the Advanced ticker delete function in Data Manager to delete low volume stocks. To do this, go to Data Manager, click on ticker, delete, choose advanced, click through to the price and volume screening page and enter a number for the volume.
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