When you sell shares, at Fidelity by default will sell the shares which you hold for longer time ( first in first out stock sales- FIFO method ). If you sell the stock with higher cost, you may expect a lower realized capital gain which is called Tax loss harvesting.
Choose and sell specific shares
Here is how to choose tax lot(s) and sell specific shares at Fidelity and offset capital gains
– Go to Trade Stocks Page
– Enter Stock symbol to sell
– Select the Choose Specific Shares check box
– click Preview order
– now, choose the specific stock you want to sell