“the maximum remaining quantity for long positions with this instrument is 0”

[David]

@Supraman Yes, we’ve reduced it to control exposure.

Boeing CFD capped at 50 shares. Why?

Brokers have maximum exposures that they mustn’t exceed due to regulations & capital requirement laws. We can’t just accept unlimited orders for unlimited amounts anytime we’d like, especially with stocks that are almost impossible to hedge.

Tesla Maximum Traded Quantity for Long Positions

@Supraman In a nutshell, it all depends on how much exposure we can take & how much we can efficiently hedge. When we have to limit exposure, max trading quantities go down, when we take more exposure, they go up.

Oil-22Jun20 can't buy more than 10 contracts

@DragonSGA We have to control exposure: Let’s look at an example: Retail clients have a 1:10 leverage so they can easily purchase 100 or 1000 units of Oil. If we have, let’s say, 10,000 clients who purchase on average 500 units, that’s a notional value of → (10,000 x 500) x 38 = $190,000,000 in notional value exposure, just from Oil. Taking such risk is out of the question & hedging it is also becoming more expensive. Contacting the FCA would only get you a confirmation that this is what an …