I was looking at Robinhood and can't find a rational reason for a put price for the $\\\$117$ strike to be higher than both the $\\\$116$ and the $\\\$119$ strike.

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  • $\begingroup$ What are the buy prices for these puts? $\endgroup$
    – fesman
    Apr 20 at 19:37
  • $\begingroup$ On the right. The orange and green values. $\endgroup$
    – phdstudent
    Apr 20 at 21:07
  • $\begingroup$ I meant the corresponding values for "Buy Puts" $\endgroup$
    – fesman
    Apr 21 at 4:57
  • $\begingroup$ They are the same !!! $\endgroup$
    – phdstudent
    Apr 21 at 12:40
  • 1
    $\begingroup$ Precisely ! Seems to good to be true. $\endgroup$
    – phdstudent
    Apr 21 at 12:53

1 Answer 1


Look at the bid/ask spread. Alternatively, try to put a trade on and see why it won’t work. That’s what I normally do.


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