Let me guess at how software that draws risk graphs do it for positions that have legs that are not expiring. It is only necessary to be able to...
When all options of a spread expire in the same month, the risk graph at expiration consists of straight lines. If some options expire in later...
It just occurs to me that maybe there is a way to compare spreads on the same underlying, providing they match in both the number of short and the...
MTE, it isn't all that clear what analytical tools Chartbender gives you and how useful they are. But since they have a free trial, maybe we...
So as I thought, there is no single variable with which you reliably compare two spreads. I have noticed a website where they claim to have a...
You can always compare the IV of two options, on the same underlying, in order to have a good idea of their relative price and try to cook up a...
Really, Mr. zreg? I haven't read back to page 1, but it seems to me that if you are correct, IB should be more profitable than the brokerages...
Mr. def, I don't understand the IB liquidation philosophy. My current brokerage, Ameritrade, allots you a certain amount of stock and option...
Now where exactly, on their website, does IB post their rules and algorithms for deciding on when and how to liquidate a portion of one's...
Is there any site, online, where there is a comparison of margin call/liquidation policies of online brokerages?
Just a simple question. I don't trade box spreads and most of my margin calls at Ameritrade come from short puts or long calls getting assigned....
This thread makes me appreciate Ameritrade. They give me 4 business days to fix any margin call
Is there any way to use IV and Greeks when trying to construct a time spread with options from two different underlying futures contracts (same...
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