Your short sale was closed in January.
In order to close a short you must go to the market and acquire some securities.
Thus,
The acquired date is the date you closed the short sale.
For Stocks, the disposed date is two business days later (settlement)..
Note: Date Acquired and Date Disposed refer to Columns (b) and (c) on Form 8949 that you will report to the IRS, next year.
Your trade date is the date you closed the trade and goes in (b). Settlement date must be calculated taking into account weekends and market holidays .
