The Tax Optimizer lets you manage your trades' gains and losses for tax purposes by changing a tax lot's matching method. The system default is First In, First Out (FIFO). Choose from the following tax lot matching methods in Tax Optimizer:

Specific Lot…

Yes. When you select a tax lot matching method for today, this will change the lot matching method on all applicable closing trades, including trades that have not yet settled.

Note…

The input data (bid/ask) across strikes and expiration dates form the basis of our implied volatility (IV) estimates. If the input data is inconsistent or sporadic, it negatively impacts the quality of the IV estimates we produce. If we assess that the quality of the estimates falls below a certain threshold, typically the input data is not sufficient for a robust estimate. In these cases, we stop producing estimates rather than produce numbers we have low confidence in. When this happens, you may not see any data presented on this screen…

Use the Strategy Builder to easily build complex, multi-leg strategies using the option chain display. Create strategies manually using the calls/puts in Tab or List View. Create Horizontal, Vertical or Diagonal spreads using the Spread Builder layout. You can open Strategy Builder from the Advanced Options Tools section of the New Window dropdown, or by toggling on the Strategy Builder button at the bottom of the Option Chain window…

Use BasketTrader to manage large groups of orders on multiple products.

Open the BasketTrader from the New Window button in Mosaic or the Trading Tools menu in Classic TWS…

To use the Mutual Fund/ETF Replicator:

1. From the Mosaic layout, click the New Window drop down and select Mutual Fund/ETF Replicator; from the Classic layout, click Analytical Tools followed by Mutual Fund/ETF Replicator 2…

ACCESS CLASSIC TAX OPTIMIZER

Currently we support two versions of Tax Optimizer: a built-in version you can access in Desktop TWS and IBKR Mobile, and the web version you access within Client Portal…

Use the OptionTrader to view and trade options on an underlying.

To create an options order:…

TWS offers the following Market Depth windows:

• BookTrader
• Market Depth…

The default tax lot matching method is applied to all lots. To change the default matching method, you must use the Tax Optimizer.

To access the web Tax Optimizer in Client Portal:…

Analytical Tools can be found in our Trader Workstation platform.

If using the Mosaic layout, you can find the various Analytical Tools that we offer by clicking the blue New Window button in the top left corner. Scroll through the list of tools, or, if you know what you’re looking for, start by typing a tool name or feature to get a quick list. Select a tool to open it…

With BookTrader you can create an order at any price, including the best bid and ask, with a single click in the BookTrader price ladder. BookTrader displays as a separate window for whichever contract you select. It shows a series of prices above and below the best bid and ask in the price ladder…

If you have linked accounts or are an advisor with client accounts, you will see a "Select Account" drop down menu in the top left of the screen when in the Option Rollover tool.

View the TWS User's Guide…

Although you cannot add a leg to an active order to make it a combo, you can build a combo in many different ways within TWS. The easiest way to create an option combo is by utilizing the Strategy Builder tool.

Mosaic:…

IBKR routinely reviews margin levels and will implement changes which serve to increase requirements above statutory minimums as market conditions warrant. To assist clients with understanding the effects of such changes on their portfolio, IBKR offers a feature referred to as the "Alternative Margin Calculator" that is available within the Risk Navigator application…