Aehr Test Systems (AEHR) had the highest return in February 2017 by a small-cap US stock or small-cap US stock, returning 122%.

ASSET	MONTH	% RETURN
Aehr Test Systems (AEHR)	February 2017	122.03%
Esperion Therapeutics (ESPR)	February 2017	113.81%
Pulse Biosciences (PLSE)	February 2017	103.64%
Gravity (GRVY)	February 2017	88.47%
Cronos (CRON)	February 2017	72.23%
Spyre Therapeutics (SYRE)	February 2017	54.61%
Benitec Biopharma Ltd ADR (BNTC)	February 2017	53.71%
Community Health Systems (CYH)	February 2017	51.63%
Syndax Pharmaceuticals (SNDX)	February 2017	50.73%
Applied Opt (AAOI)	February 2017	46.71%
Nutex Health (NUTX)	February 2017	46.17%
EVI Industries (EVI)	February 2017	45.82%
Viridian Therapeutics (VRDN)	February 2017	42.81%
Editas Medicine (EDIT)	February 2017	42.05%
Mind Medicine (MNMD)	February 2017	40.95%
AnaptysBio (ANAB)	February 2017	38.18%
Tronox (TROX)	February 2017	37%
Kura Oncology (KURA)	February 2017	36.89%
Stagwell (STGW)	February 2017	35.66%
LightPath Technologies (LPTH)	February 2017	35.06%
New Pacific Metals (NEWP)	February 2017	33.93%
Tactile Systems Technology (TCMD)	February 2017	32.57%
DiaMedica Therapeutics (DMAC)	February 2017	30.45%
Silvercorp Metals (SVM)	February 2017	30.19%
Himax Technologies (HIMX)	February 2017	29.88%

Small-cap stocks are treated as having a market cap between $300M and $2B.