[HN Gopher] Turning my obsession in the stock market into a side...
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       Turning my obsession in the stock market into a side project
        
       Author : blakbelt78
       Score  : 79 points
       Date   : 2020-04-14 19:54 UTC (3 hours ago)
        
 (HTM) web link (eduardosasso.co)
 (TXT) w3m dump (eduardosasso.co)
        
       | brentis wrote:
       | Nice. I need a source API for short interest... ideas?
        
         | blakbelt78 wrote:
         | From all the API's I've looked at IEX Cloud seems the most
         | comprehensive with a generous free tier https://www.iexcloud.io
        
           | monkeydust wrote:
           | That looks really good even on paid plans. Anyone using?
           | Reliable, accurate.. .?
        
           | akiselev wrote:
           | You can get access to some of IEX's data for free with higher
           | limits than IEX's free tier by opening an account with
           | Alpaca. That gives you access to polygon.io as well, which
           | doesn't limit API requests (Your API ID is used as the auth
           | token for the polygon.io API).
        
             | blakbelt78 wrote:
             | The thing with Alpaca and Polygon I think is that their
             | most affordable plans are only for personal use I believe.
        
       | valuearb wrote:
       | Do you adjust returns for dividends?
       | 
       | That's always been a bugaboo of mine as it makes a big difference
       | over decade+ time frames.
        
         | blakbelt78 wrote:
         | Yeah, I'm tracking adjusted closing points.
        
       | readme wrote:
       | Awesome project, I am sure it will help me lose lots of money.
        
       | blakbelt78 wrote:
       | Github link for anyone interested in checking the code
       | https://github.com/eduardosasso/bullish
        
       | tinyhouse wrote:
       | Very cool! I signed up. I was wondering if you did some research
       | before picking sendgrid. I see their free tier has a limit of 100
       | emails a day after the first month. Their 100K/month is $15/month
       | which is not bad I guess.
        
       | [deleted]
        
       | starpilot wrote:
       | buy high sell low? shouldn't it be the opposite?
        
         | brentis wrote:
         | He trades Puts...ha
        
         | blakbelt78 wrote:
         | That was just to make fun
        
       | unixhero wrote:
       | I for one, went ahead and signed up!
        
       | jldugger wrote:
       | I appreciate the effort, especially the free tier only approach,
       | but... my framework for data collection and reporting: what
       | behavior, if any, do I expect to happen as a result of data? If
       | the answer is none, there is no point in the email / report /
       | pagerduty alert.
       | 
       | > The idea is for the mailing list to go out every weekday before
       | the market opens so you can be informed enough to decide if it's
       | worth paying close attention to the market on any given day and
       | make some moves.
       | 
       | Looks like the behaviors this information is intended to induce
       | is:
       | 
       | 1. Gather more data more frequently (reload WSJ / Y! finance?
       | front page?) 2. Make more trades ("Buy High, Sell Low")
       | 
       | If SP500 futures moving but markets are closed, what action could
       | you possibly undertake profitably? Market open is a special
       | auction you can't really arbitrage like that, so you'd be hoping
       | for intraday moves? Are these the behaviors you _want_ to be
       | inducing? Should retail investors be making trades during times
       | of high volatility?
       | 
       | I suspect no; retail investors will buy into rallies and sell
       | into slumps, exactly the behavior Bullish's tagline mocks.
        
       | jrs235 wrote:
       | This looks cool. However, am I the only one that first saw
       | Bullish^ and thought it was really Bullshi^, in other words a
       | slightly censored Bullshit? Especially if reading the motto "Buy
       | high sell low" quickly all at once.
        
         | dominotw wrote:
         | I thought i was the only. My brain keeps auto-completing
         | bullish to bullshit.
        
         | bluetwo wrote:
         | "Buy high, sell low"... isn't that the OPPOSITE of what an
         | investor wants to do?
        
           | blakbelt78 wrote:
           | LOL. That's just me making fun out of it.
        
             | starpilot wrote:
             | It's a really bald joke, like naming a driving school
             | something about crashing. People are just like huh?
        
       | saadalem wrote:
       | Beautiful project, I like this idea.
        
         | blakbelt78 wrote:
         | Thank you! Trying it out to see if it's something useful to
         | more people. I have a couple of ideas that I would like to add
         | in the future.
        
       | cdiamand wrote:
       | Just signed up and looking forward to seeing how this evolves!
       | 
       | We recently launched an investing newsletter at
       | https://topstonks.com (just got our first paying customer
       | yesterday), which tracks the social sentiment angle of a few
       | weird places on the internet - WallstreetBets and 4chan.
       | 
       | We're definitely still learning the ropes, but Let me know if you
       | ever want to talk shop!
        
       | sreenug wrote:
       | Super cool. Thanks for doing this
        
       | lostmsu wrote:
       | Show HN is missing, title is a click-baity, does not summarize
       | the idea.
        
         | bdcravens wrote:
         | After reading the article, the title seems pretty accurate.
         | 
         | OP did a Show HN a few hours ago:
         | https://news.ycombinator.com/item?id=22867313
         | 
         | This article seemed to be a deep dive into how the project came
         | to be.
        
           | blakbelt78 wrote:
           | Yep. That was the plan.
        
         | calahad wrote:
         | "Turning my obsession in the stock market into a side project"
         | --- seems like a pretty accurate summary to me
        
       | SomaticPirate wrote:
       | I'm curious why you used Yahoo finance instead of Alpha Vantage?
        
         | blakbelt78 wrote:
         | Alpha Vantage API showed inaccurate results from time to time
         | and their customer support is nonexistent.
        
           | tunesmith wrote:
           | I've noticed the same thing with Alpha Vantage, but I
           | switched to Alpha Vantage because Yahoo turned off their
           | public API. It's the Yahoo API available again now?
        
             | readme wrote:
             | I'm using it in a project with the yfinance python module.
        
             | blakbelt78 wrote:
             | They have an undocumented one that you can check in the
             | network tab on your browser. this is how the API looks like
             | https://query1.finance.yahoo.com/v8/finance/chart/%5EGSPC?i
             | n...
        
       | monkeydust wrote:
       | Nice simple idea. It would be cool to see today's current email
       | on the sign up page so people get idea of what to expect the next
       | day in their inbox.
        
         | blakbelt78 wrote:
         | Yeah, I wanted to do that but I was expecting Sendgrid to
         | provide that which they don't so I need to build something.
         | It's on my TODO list. Thanks for the feedback.
        
           | nonsapreiche wrote:
           | wow very good idea! but better to see the next week email, to
           | get an idea of what to expect the next week in the market
        
       | megadethz wrote:
       | I have a personal setup that does something similar to this using
       | Huginn.
        
       | mi100hael wrote:
       | Neat project.
       | 
       | For something more detailed with top headlines, big movers,
       | earnings highlights, etc. I really recommend the "Wall Street
       | Breakfast" newsletter from seekingalpha.com.
        
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       (page generated 2020-04-14 23:00 UTC)