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Investment Strategies / Mechanical Investing
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Author: musselmant   😊 😞
Number: of 5386 
Subject: anyone try WarrenAI yet?
Date: 02/16/26 7:07 PM
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No. of Recommendations: 8
" it's fueled by more than 1,200 premium fundamental metrics spanning 10 years' worth of historical data for +94,000 companies, ETFs, mutual funds, closed-end funds, REITs, currencies and crypto." per email ad. I looked at it and asked it if it had Nasdaq100 changing constituents over time and it said "no"; it doesn't look like it has closing price data/volume data over time either.
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Author: musselmant   😊 😞
Number: of 5386 
Subject: Re: anyone try WarrenAI yet?
Date: 02/21/26 8:44 AM
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No. of Recommendations: 14
I am reconstituting the best I can the end-of-year Nasdaq100 membership from 2007 forward. Initially I am going to backtest using AI on each of those annual universes from then forward. Then I am going to try to create the changing Nasdaq100 universe including during each calendar year and backtest against those. I am trying to avoid paying Norgate but may end of doing that. If someone has a specific test that they want that only uses price and volume let me know. Once I do the above I may try this "WarrenAI" to add what data it has. So at least we can duplicate some of Robbie's backtester assuming he is not going to support it going forward. I am doing so well using the Nasdaq100 as the sub-universe this seems a good place to start and will involve less downloading of historical data than larger universes.
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Author: Aussi   😊 😞
Number: of 5386 
Subject: Re: anyone try WarrenAI yet?
Date: 02/22/26 2:31 PM
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No. of Recommendations: 3
On reddit a person has posted the changes since 1995

https://www.reddit.com/r/investing/comments/6kuf5y...

Aussi
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Author: musselmant   😊 😞
Number: of 5386 
Subject: Re: anyone try WarrenAI yet?
Date: 02/22/26 5:57 PM
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No. of Recommendations: 1
Great! Would've saved me a lot of work had I had found it a week ago but still very useful for my "gaps" check.
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