Investing in the stock market is subject to economic conditions, market trends, and individual financial strategies rather than Vastu principles. However, if you are interested in incorporating Vastu principles for a positive and harmonious environment in your workspace or home office (where you might manage your investments), you can consider general Vastu recommendations:

1. Direction: If possible, face the north or east while making financial decisions or managing investments, as these directions are considered auspicious in Vastu.

2. Placement of Work Desk: Place your work desk in a way that it allows a clear view of the entrance, promoting a sense of control and awareness.

3. Colors: Choose calming and positive colors for your workspace. For example, light shades of green, blue, or white are often recommended in Vastu.

4. Clutter-Free Workspace: Keep your workspace organized and clutter-free to promote a positive and focused environment.

5. Lighting: Ensure that your workspace is well-lit. Natural light is considered beneficial in Vastu, so if possible, position your workspace in a way that allows natural light.

6. Placement of Financial Records: If you maintain financial records or investment-related documents, keep them in an organized manner, possibly in the south or southwest direction.