To detect the current lock along with active transaction and Login name

SELECT  L.request_session_id AS SPID,

        DB_NAME(L.resource_database_id) AS DatabaseName,

        O.Name AS LockedObjectName,

        P.object_id AS LockedObjectId,

        L.resource_type AS LockedResource,

        L.request_mode AS LockType,

        ST.text AS SqlStatementText,

ES.login_name AS LoginName,

        ES.host_name AS HostName,

        TST.is_user_transaction as IsUserTransaction,

        AT.name as TransactionName,

        CN.auth_scheme as AuthenticationMethod

FROM    sys.dm_tran_locks L

        JOIN sys.partitions P ON P.hobt_id = L.resource_associated_entity_id

        JOIN sys.objects O ON O.object_id = P.object_id

        JOIN sys.dm_exec_sessions ES ON ES.session_id = L.request_session_id

        JOIN sys.dm_tran_session_transactions TST ON ES.session_id = TST.session_id

        JOIN sys.dm_tran_active_transactions AT ON TST.transaction_id = AT.transaction_id

        JOIN sys.dm_exec_connections CN ON CN.session_id = ES.session_id

        CROSS APPLY sys.dm_exec_sql_text(CN.most_recent_sql_handle) AS ST

WHERE   resource_database_id = db_id()

ORDER BY L.request_session_id