vgslx: Stock symbol for the Vanguard Real Estate Index Fund. The fund puts money into numerous different real estate investment trusts and is duly a means of investors easily diversifying.

To make sure our website performs well for all users, the SEC monitors the frequency of requests for SEC.gov content to make sure automated searches usually do not impact the power of others to access SEC.gov content.
We reserve the proper to block IP addresses that submit excessive requests.
Current guidelines limit users to a total of only 10 requests per second, whatever the amount of machines used to submit requests.
In case a user or application submits a lot more than 10 requests per second, further requests from the IP address may be limited for a brief period.
After the rate of requests has dropped below the threshold for ten minutes, an individual may resume accessing content on SEC.gov.
This SEC practice is built to limit excessive automated searches on SEC.gov and isn’t intended or likely to impact individuals browsing the SEC.gov website.
For security purposes, also to ensure that the public service remains available to users, this government computer system employs programs to monitor network traffic to recognize unauthorized attempts to upload or change information or even to otherwise cause damage, including attempts to deny service to users.

Note that this policy may change as the SEC manages SEC.gov to make certain the web site performs efficiently and remains open to all users.
Please declare your traffic by updating your user agent to include company specific information.

Your Request Originates From An Undeclared Automated Tool

To permit for equitable usage of all users, SEC reserves the proper to limit requests from undeclared automated tools.
Your request has been identified as part of a network of automated tools outside the acceptable policy and will be managed until action is taken up to declare your traffic.

For guidelines on efficiently downloading information from SEC.gov, like the latest EDGAR filings, visit sec.gov/developer.
You can also join email updates on the SEC open data program, including guidelines that make it more efficient to download data, and SEC.gov enhancements which could impact scripted downloading processes.