When you move SUI between your own wallets, the network sometimes returns a small storage rebate as part of the outgoing transaction. CoinTracker records that rebate alongside the send, and transactions with more than one movement are excluded from automatic transfer matching.

Some users may see the Send and the Receive of SUI stay as two separate entries instead of being recognized as a transfer between your own wallets.

Users transferring SUI between their own wallets where the outgoing transaction includes a storage rebate.

You can upvote this forum post to indicate you are experiencing this behavior. The post status will be changed to Complete once a fix is rolled out to all users. Up-voters will be notified of the status change.

Sui, SUI, storage rebate, gas rebate, transfer matching, unmatched transfer, link transactions, unlink, self-transfer, missing cost basis, Multiple transaction