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  1. M

    How to bankrupt Robinhood

    A “loophole” in terms of obtaining an extreme amount of leverage. If/when the account blows up surely, they will come after the account holder. Even if the account holder is broke, the account holder will continue to owe the amount he/she blew up. A serious risk management flaw on the part of...
  2. M

    How to bankrupt Robinhood

    Why would anyone want to maintain an account with Robinhood after all the majors have cut commission to zero? Anyone?
  3. M

    Why did Buffett decide not to charge investment fees?

    In his early years, Buffett charged investment fees through a partnership.* But when he took over Berkshire, all other investors in Berkshire went along for the ride without paying anything for Buffett’s skills. Surely, Buffett could instead have run an investment management business for 55...
  4. M

    What's the difference between HFT front-running and Insider-trading?

    If we play tennis and I tell you I am going to buy a shitload of shares of XYZ and you run home and buy XYC ahead of me, it is not Sub-pennying until the market moves and hits your limit.
  5. M

    Gross proceeds (CRS & FATCA)

    The latter in terms of stocks.
  6. M

    How Jim Simons Built the Best Hedge Fund Ever

    I get it, but still. Humans are greedy. It wouldn't take many leaks - e.g. an employee in the know instructing a couple of ph.d. friends - to start watering down the performance. But I guess the track record is a testament that this has not happened to a significant extent. By itself impressive.
  7. M

    How Jim Simons Built the Best Hedge Fund Ever

    The biggest enigma is how Simons avoided his massive edge leaking to the outside.
  8. M

    Tradestation: zero commission

    Zero commission at Tradestation is only for US residents. At first I got a different answer, but a few days later they decided that it was only for US residents.
  9. M

    Lime Brokerage fined $625k by FINRA

    In high school, I copied an essay of one of my elder brothers. He got an A+. I got a D-. Kind of made me lose faith in the system.
  10. M

    Lime Brokerage fined $625k by FINRA

    "Lime's direct market access customers engaged in trading activity that raised red flags at Lime for potential manipulative trading, including "layering," "spoofing," "ramping," and "marking."...
  11. M

    Payment for Order Flow Loophole in MiFID II

    "The difficulty of proving a client approached a third country firm for investment services “at their own exclusive initiative” means some non-European firms can bypass the payment for order flow ban under MiFID II, an expert has claimed. "The only way third country firms can get around the...
  12. M

    Zero commissions- how has your trading changed?

    I have learned that apparently MiFID ii also applies to Monaco. What a shame. Hopefully, when Brexit is over and done with, Schwab will offer zero commission in the EU without PFOF also to new clients because the Schwab business model is less dependent on commission than other brokers...
  13. M

    Zero commissions- how has your trading changed?

    Again, thank you EU bureaucrats from shielding your citizens from the evil PFOF and hence effectively blocking zero commission trading and competition among brokers.
  14. M

    Breaking: Interactive Brokers lite commission free

    Are you sure you are not allowed to file and pay tax on your trading in box 3? I plan to contact the Dutch tax authorities to ask whether my trading belongs to box 3 or not? I suspect it does not. I have not been able to find an email address on their site...
  15. M

    Why payment for order flow is a good deal for investors By bundling small-sized orders, market maker

    Two simple changes: 1) No sub-pennying 2) Orders are matched every second instead of a millionth of a second = much closer to equal terms
  16. M

    Which broker to scalp the QQQ and SPY, commission free ?

    But on top of the corporate tax rate of 25% would be either dividend tax or capital gains tax, right?
  17. M

    Any brokers have margin rates anywhere close to IB?

    No, but the futures market offers leverage at a lower interest corresponding to the market rate.
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