Where can the US IPO prospectus be found?

Australian residents can trade on Australian and international markets with an IBKR Australia account. Information on available products sorted by asset class, region and exchange can be found on the Product Listings…

If there is a particular IPO that you would like to participate in that is not visible to you by clicking on the Trade menu followed by IPO Subscription in Client Portal, its listing details may not be publicly available yet. If the IPO details are publicly available but you cannot see the IPO in Client Portal, IBHK may not be supporting applications for the IPO, or you may not be eligible to participate…

Coupon rates for variable rate bonds are sourced from third party data on a best efforts basis and may not always be available. IBKR does not guarantee the accuracy of the displayed rates and recommends that you review the bond's prospectus – which can generally be retrieved via the company's investor relations page or the EDGAR search page on the SEC website…

Yes, additional shares can be purchased after the US IPO is effective. There is no restriction on purchasing additional shares in the open market…