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by justinsaccount 2784 days ago
> if you sent a limit order for $20.02 and got filled at $10.02, did you get $10 of price improvement?

Yes. That's a rather extreme example, but If I route a limit order for X and get filled for Y, my price improvement is X-Y, not the asking price - X. I guess it depends on if you consider the price of something to be the mid price or the bid/ask price.

As far as I am concerned Fidelity IS lying. The market on the thing could be 100.00/100.10, with a LAST trade price of 100.05. I route a limit order for 100.05 and get filled at 100.05 and fidelity claims I got price improved by 5 cents, which is bullshit.

edit: also, that page you linked and quoted is specifically talking about market orders:

> Here's an example of how price improvement can work: Let's say you enter a market order to sell 500 shares of a stock...