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Multiple Securiites, Daily The issue starts at the start of the data; and continues until now

Ticker Multiple Securiites
Security Type Equity
Market USA
Resolution Daily
Status In progress

We found 23 issues in our data vendor's map files; these are extremely rare cases (23 out of ~30000) and refers mostly to low volume securities.

The issues are related to old securities map files having overlapping ticker usage.

The affected tickers are:

  1. VXZ
  2. TME
  3. OILU
  4. OIL
  5. GDYN
  6. ASX
  7. WES
  8. STRZA
  9. JJU
  10. JJE
  11. JJC
  12. ILTB
  13. TCF
  14. INTU
  15. BAL
  16. CNAC
  17. CHKM
  18. SWI
  19. HCACU
  20. NIO
  21. DHCNL
  22. PTMN
  23. ALQA

We already reported them, and we're working in an in-home solution to avoid this kind of issue in the future.

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The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.



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The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.


JayJayD has marked this issue as in progress.

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Update Backtest





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The material on this website is provided for informational purposes only and does not constitute an offer to sell, a solicitation to buy, or a recommendation or endorsement for any security or strategy, nor does it constitute an offer to provide investment advisory services by QuantConnect. In addition, the material offers no opinion with respect to the suitability of any security or specific investment. QuantConnect makes no guarantees as to the accuracy or completeness of the views expressed in the website. The views are subject to change, and may have become unreliable for various reasons, including changes in market conditions or economic circumstances. All investments involve risk, including loss of principal. You should consult with an investment professional before making any investment decisions.


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