Quote from newguy05:
Hi i saw this too, but i think there are a lot of tricks behind the scene that is ocurring. This is what happened today:
1) My 1340C this morning had BID:49.50 ASK:54.00 when the underlying was hovering around 1389.50
2) I thought what the hell, give it a try, put a limit buy to cover order for 1340C at 49.75
3) AND IT WAS FILLED WITHIN 1 SEC!! that's right bid=49.5 ask=54, my limit=49.75 buy order for 6 contracts, and it was FILLED IN 1 SEC!
4) I then immediately closed out the underlying ESM8 as this is purely a hedge and am not interested in taking on any additional risk. Underlying was filled at 1389.
So my total slippage was: 1389-1340=49, 49-49.75= -0.75, 0.75 x 6contracts = 4.5
please let me know how your expiration goes with IB.
FYI, I DO NOT USE IB. I USE GLOBAL/RCG WITH GIVE-UP TO JP MORGAN TT. THE RAN PLATFORM FOR TRADING FOP'S, IN MY OPINION, IS NOT AS GOOD AS TWS. IT IS SLOW. I DON'T KNOW IF YOU WERE LUCKY, OR SOMEONE ACTUALLY SOLD IT TO YOU. ONE THING, IB IS A MARKET-MAKER, AND IN MY EXPERIENCE, IB WILL STEP IN AND MAKE THE TRADE WITH ONE OF THEIR CUSTOMERS IF IT IS CLOSE TO THE BID (OR ASK). SINCE THE TWS IS FASTER, YOU CAN QUICKLY CANCEL THE LIMIT ORDER IF IT IS NOT FILLED IMMEDIATELY. THE RAN IS NOT SO FAST. WITH THE SHORT STRADDLE, IF ONE LEG REALLY TAKES OFF, AND MY MENTAL STOP LIMIT IS REACHED, I WANT TO EXIT BOTH LEGS QUICKLY. IF THE STOP IS REACHED AT ANY TIME BEFORE THE THURSDAY AND FRIDAY BEFORE EXPIRATION, I WILL NEED TO EXIT THE TRADE IN THE OPTIONS MARKET. PLACING A LIMIT TRADE AND HOPING FOR EXECUTION WILL TAKE TIME; IN THE MEANTIME, I FEAR THAT SLIPPAGE OR THE SPREAD WILL KILL ME. I AM SURE THAT ONE DAY I WILL NEED TO EXIT THE SHORT STRADDLE IN THE OPTIONS MARKET. IF I CAN'T GET OUT IN A REASONABLE FASHION, THEN I WILL PROBABLY START LOOKING FOR A NEW BROKER. GLOBAL IS AT LEAST NINE MONTHS AWAY FROM USING THE CQG PLATFORM--WHICH IS A DECENT PLATFORM FOR FOP TRADING.