If you sold stock, you should receive Form 1099-B reporting these transactions, assuming the transactions were not within a Retirement Account.
Even though you reinvested 100% of the proceeds, you will still need to report the transactions on Form 8949 of your Tax Return. The difference between the sales proceeds and your cost basis of the stock will be reported as either a gain or loss on the sale.
Check out the TurboTax FAQ below for instructions on entering your Form 1099-B:
https://ttlc.intuit.com/replies/4789365
