Hi Daniel,
Try this function:
add_action( 'after_setup_theme','tu_move_post_meta' );
function tu_move_post_meta() {
remove_action( 'wpsp_after_title','wpsp_add_post_meta_after_title' );
add_action( 'wpsp_before_header','wpsp_add_post_meta_after_title' );
}
