Upswing

(1) An upward turn in a security`s price after a period of flat or falling prices (market bottom). (2) The period during which a security`s price trends upwards.
Found on http://www.duke.edu/~charvey/Classes/wpg/bfglosu.htm

Upswing

Used for listed equity securities. Off-floor order.
Found on http://www.encyclo.co.uk/local/22402
No exact match found