Add stock info to a watch face. While viewing the face, firmly press the display, then tap Customize. Swipe left until you can select individual face features, tap the one you’d like to use, then turn the Digital Crown to choose Stocks. When you’re finished, press the Digital Crown.

Choose the stock shown on the watch face. Open the Apple Watch app on iPhone, tap My Watch, tap Stocks, then choose a default stock. If you choose Mirror iPhone, the stock shown on the watch face is the last one you highlighted in the Stocks app on iPhone.

Choose the data you see on the watch face. Open the Apple Watch app on iPhone, tap My Watch, tap Stocks, then tap Current Price, Points Change, Percentage Change, or Market Cap.