Index Changes
Dataset of index additions and deletions to major S&P, Russell, and Nasdaq 100 indexes.
Access Status
Get Full Set
How to use
# To try out the free sample
from quantopian.interactive.data.eventvestor import index_changes_free

# For using the full paid version
from quantopian.interactive.data.eventvestor import index_changes
Key Metrics
asof_date - EventVestor's timestamp of event capture
index_name - name of the index affected.
change_type - Addition/Deletion of equity
change_reason - reason for addition/deletion of the equity from the index. Reasons include Acquired, Market Cap, Other
sid - the equity's unique identifier. Use this instead of the symbol. Note: this sid represents the company the shares of which are being purchased, not the acquiring entity
Example Usage
Various notebooks, algorithms, and posts that use this data.

Vendor
Eventvestor provides accurate, timely, and actionable information. EventVestor brings structure and relevance to financial and business data, enabling better investment and business decisions, faster.
Price
$50/month
Timespan of data
01 Jan 2007 - Ongoing
Free data availability
01 Jan 2007 - 26 May 2017