In order for your loss to be available for 2022 (or one of the prior three years), the settlement must take place in 2022. This year, the trade date must be no later than Dec. 28, 2022, in order to complete settlement by Dec. 30th
Last day to complete a required minimum distribution. Note: If you sell securities to fund an RMD, be sure to leave time for trades to settle before year end.
Last day to execute the sale of a long position for the 2022 tax year
Last settlement day to cover a short positionfor the 2022 tax year (trades must settle by 12/31, typically 2 business days after they execute)