Recent content by Sophie

l use to do some fx trading with IB when l needed currency for countries l visited. Their fx rates were superior to retail banks, incl HSBC premiere. I was informed, IB's fx rates were interbank rates. Is there a broker who provides interbank fx rates preferably without charging hidden fees...

are the rates shown on the links for IB and TW, the rates that will be applied to a negative cash balance?

l currently have a -ve cash balance of -50K USD and net liquidity +20k, am l correct in my understanding that IB charge 1.55% (BM + 1.5%) www.interactivebrokers.co.uk/en/index.php?f=1595 and TW charge 7.00% ,Base Rate https://tastyworks.com/commissions-and-fees/ so TW would be ~4X pricier for...

l understand that if you are long an option and it goes up in value because you're +ve delta and vega, with every point underlying goes up the option will go up in value by the delta amount, all else being equal, and if the volatility increases 1% the option will go up in value by it's vega...

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is it true that buying back a short call in a covered call increases margin requirement? l thought it requires no margin to buy or buy back a call that is covered. I was long 100 shares of SQ with a covered call. I was in margin deficit with IB so tried to buy back the covered call, but it...

TastyWorks is a way simpler and superior technology for trading options AND customer service is a different class. Critical factor is costs, their commissions are significantly cheaper than IB, capped $10 commissions for a leg :) and costs nothing to close. And, if short, it costs nothing to...

I like to compare IB's short stock fee compared to Tasty Works. how do they compare? Tasty Works capped commissions may make it more attractive a broker? opinions?

this is now almost a decade later, but l have a similar question, l hold 2 currencies in my account, both are in credit, so why should there be a cost to carry? my 'Cash FX Translation Gain/Loss' was over 10 in last daily statement. please explain why and what it means?

where did you see the margin rates are way higher than IB's? calculating expected move, can be calculated by taking 85% of the front month ATM straddle / to take the ATM straddle + 1st OTM strangle then / 2. but why do we have to go through the time consuming calculations esp when you want to...

Currently we have a 7 figure account with IB and trade options. Friends also use IB and have varying sizes of accounts from $1000s to $100,000's. Tasty works latest offer has attracted all of us. Their platform seems more advanced and easier to use than IB's. eg 'probability of 50%', ease of...