Data Sets and Feeds



Sourcing historical data sets, real-time feeds and APIs, pricing, etc.

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  1. Why do I see "Trends" in Randomly Generated Data?

    Started by Rahula Feb 21, 2008
    Replies:
    726
    Views:
    143,988
    Jerry030
    Sep 29, 2015

  2. Tick Database Implementations

    Started by fatrat Nov 25, 2006
    Replies:
    140
    Views:
    116,662
    syswizard
    May 16, 2016

  3. ActiveTick vs. IQFeed vs. IB (TOFTT)

    Started by SeattleAlgo Sep 6, 2012
    Replies:
    124
    Views:
    98,213
    syswizard
    Dec 2, 2018

  4. Where to find historical options data?

    Started by Wumbate Jul 29, 2009
    Replies:
    24
    Views:
    76,767
    calvinp239
    Apr 24, 2020

  5. Who has the best Historical Tick Data?

    Started by KZ Trading Oct 28, 2011
    Replies:
    73
    Views:
    53,014
    oversea
    Jun 20, 2017

  6. My Automated Trading Strategy (3Years+ of Historical Data) Please Critique!

    Started by julian0625 Mar 27, 2011
    Replies:
    134
    Views:
    45,746
    piezoe
    Aug 24, 2012

  7. Looks like Yahoo Download API is now Dead - 11/1/2017

    Started by hayman Nov 1, 2017
    Replies:
    74
    Views:
    41,210
    jharmon
    Mar 20, 2018

  8. Historical Data for S&P 500 with member changes

    Started by alessm Apr 1, 2011
    Replies:
    21
    Views:
    38,684
    jharmon
    Nov 25, 2019

  9. How do you guys store tick data?

    Started by mizhael Jun 10, 2010
    Replies:
    68
    Views:
    35,614
    ET151
    Jul 10, 2010

  10. Interactive Brokers Revising Fees for Data

    Started by justrading Oct 31, 2014
    Replies:
    53
    Views:
    35,474
    Cdntrader
    Jan 24, 2015

  11. Request IB Tick Data - JAVA API

    Started by BayStFXTrader Sep 6, 2010
    Replies:
    13
    Views:
    32,716
    rosy2
    Jun 21, 2011

  12. IQFeed vs Polygon.io

    Started by bergstyle May 2, 2018
    Replies:
    88
    Views:
    31,632
    931
    Jun 30, 2020

  13. ZenFire Data Feed IB / Ninja

    Started by digdeep Mar 26, 2008
    Replies:
    32
    Views:
    29,620
    pfranz
    Nov 12, 2009

  14. Why use a database?

    Started by onelot Oct 9, 2004
    Replies:
    135
    Views:
    29,067
    DeeDeeTwo
    Jan 3, 2013

  15. Interactive Data to Acquire Lycos Inc.’s Quote.com

    Started by Raphel Finelli Feb 1, 2006
    Replies:
    114
    Views:
    27,609
    TGM
    Sep 1, 2006
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