Recent Content by Occam

  1. Strategy talk: Option Strategies For A Modest Correction in SPY or QQQ

    PFOF does exist in Canada, it's just called "broker preferencing". It amounts to the same thing and is just as much of a tax on the...
    Post by: Occam, Apr 12, 2024 in forum: Options

  2. question about pre market order for US stock

    The exchange is not Island now -- it is Nasdaq, and that is the primary exchange for that security -- that is also why its volume is so high at...
    Post by: Occam, Mar 5, 2024 in forum: Order Execution

  3. question about pre market order for US stock

    This is the official open from Nasdaq, I can confirm with my own data. It is NOT a VWAP, as an earlier poster had speculated (a good guess, but...
    Post by: Occam, Mar 4, 2024 in forum: Order Execution

  4. Algo trading system gives 8371% profit in backtesting. Is it real?

    One major problem: it is a long-only strategy on AAPL, which returned 100,000% since 1993 (approximately 20 cents to $200, dividends reinvested)....
    Post by: Occam, Jan 12, 2024 in forum: Strategy Building

  5. Should I buy an AI?

    Did ChatGPT write that?
    Post by: Occam, Oct 3, 2023 in forum: Forex

  6. TD Ameritrade API Questions

    Yeah, the INTC historical volatility was closer to the mark I'd say. In any event, I would not trust TDAmeritrade's API to pick my sock color...
    Post by: Occam, Jun 8, 2023 in forum: Automated Trading

  7. TD Ameritrade API Questions

    Probably it's daily (based on trading days only). So, assuming that's true, and since "volatility" in the retail options world is really an sd...
    Post by: Occam, Jun 7, 2023 in forum: Automated Trading

  8. byebye Interactive

    It's under "account settings" => "trading settings" or something like that. I don't have account access at the moment so if you can't find it pm...
    Post by: Occam, May 24, 2023 in forum: Interactive Brokers

  9. byebye Interactive

    Lime does not internalize at all, as far as I know. Also, you can opt out of that new IB internalization on IB Pro. Also, many retail brokers...
    Post by: Occam, May 23, 2023 in forum: Interactive Brokers

  10. What to do with very large option spreads?

    Part of this is also due to the explosion in number of contracts (exp dates and strikes) as well as number of options exchanges, all of which...
    Post by: Occam, Dec 17, 2022 in forum: Options

  11. How do I Choose before Dell Ships Workstation

    What is the CPU? Also, why buy a "workstation"? IMO most typical use cases will run much quicker on a "mainstream" CPU such as 12900K by Intel...
    Post by: Occam, Oct 4, 2022 in forum: Hardware

  12. MEMX Gains SEC Approval to Trade Options

    There is merit to competition in and of itself, but there are now far too many venues that offer little to nothing that's truly different or...
    Post by: Occam, Aug 14, 2022 in forum: Options

  13. Employees Scrambled to Keep Robinhood Afloat in January 2021 Meme-Stock Frenzy, House Report Finds

    There's an interesting admission implicit in the source article (published in WSJ today) repeatedly referring to Citadel as Robinhood's "biggest...
    Post by: Occam, Jun 25, 2022 in forum: Wall St. News

  14. The new middle-class gambling addicts: how day trading is ruining lives

    All excellent points, thanks! More generally, any case in which the client trades only against their broker inherently (and severely)...
    Post by: Occam, Apr 12, 2022 in forum: Trading

  15. $300K from Overseas Property Sale where best to invest for 12 Months

    One issue with many preferred's is that under an acquisition of the company, the new management can make your shares worthless (or nearly so),...
    Post by: Occam, Mar 12, 2022 in forum: Fixed Income