Tough to interpret, however the general consensus is if the order was on the bid it was sell to close if the OI increased then you can concurr it was sell to open, same on the buy side. The livevol software will also tell you if the order was a spread trade. You are flying blind if you do not have the software or something like it.
The livevol platform is used by several option market makers on the PACX floor and they designed it for their use. They also provide data services for the ISE and some hedge funds. Take the trial, it wont hurt and is worth the price they ask for it.
Most folks pay to much for their premuim, this platform allows you to see the Implied the option mm are using to price the option in real time. Take the trial, you will see what I am talking about and then you can make a informed decision.
The livevol platform is used by several option market makers on the PACX floor and they designed it for their use. They also provide data services for the ISE and some hedge funds. Take the trial, it wont hurt and is worth the price they ask for it.
Most folks pay to much for their premuim, this platform allows you to see the Implied the option mm are using to price the option in real time. Take the trial, you will see what I am talking about and then you can make a informed decision.