[R-SIG-Finance] Free financial data - equities, equity options and ETFs - for quantmod package (or other packages)

[James Hirschorn]

I have read some bad things about CQFG and their "affiliate" QuantQuote.
For example:

https://github.com/michaelsmusing/sources-for-intraday-historical-stock-data

It looks to me like AlphaVantage only has intraday stock data going back a
couple of weeks.

On Mon, Apr 8, 2019 at 6:01 PM Vivek Rao <vivekrao4 using yahoo.com> wrote:

> On Monday, April 8, 2019, 5:30:52 PM EDT, James Hirschorn <
> james.hirschorn using quantitative-technologies.com> wrote:
>
> <snip>
>
> The next best deal I found was:
>
> https://pitrading.com/historical-market-data.html
>
> $179 for 1-minute stock data on 1241 US Stocks, going back about 15 years.
>
> My only concern is if the quality is good. Has anyone heard of them?
>
>
> ****************************************************************************************************************
>
> I have not used Pi Trading . The Caltech Quantitative Finance Group
> http://quant.caltech.edu/historical-stock-data.html
> has criticized the quality of its data and of some other vendors mentioned
> in this thread, but a thread at a trader forum
>
> https://www.elitetrader.com/et/threads/is-kibot-legit-place-to-get-tick-historical-data-from.308296/ says
> that CQFG is not
> disinterested.
>
> AlphaVantage https://www.alphavantage.co/ lets you download historical
> stock prices from Python (and maybe R)
>
> Vivek Rao, CFA
> Boston, MA
>

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