I am new to the forum and the tool.. Has there been a feature request for a run to end of cursor key or button. Much like for golden 32 you could use F7 to run to the next
If you go to Tools > Preferences > SQL Window tab page, you can enable the "AutoSelect Statement" preference. Now the SQL Window will recognize that you have multiple statements in the editor, and will execute (and select) just the one under the cursor.