what is the most performance mid cap stock between november 15 2009 and october 15 2011

Crocs (CROX) had the highest return between November 15, 2009 and October 15, 2011 by a mid-cap US stock, returning 374.8%.

ASSETDATE% RETURN
Crocs (CROX)
11/15/2009 - 10/15/2011
374.82%
Silicon Motion Technology (SIMO)
11/15/2009 - 10/15/2011
352.47%
Universal Display (OLED)
11/15/2009 - 10/15/2011
350.13%
Astronics (ATRO)
11/15/2009 - 10/15/2011
299.4%
Novanta (NOVT)
11/15/2009 - 10/15/2011
293.07%
Dillard's (DDS)
11/15/2009 - 10/15/2011
278.11%
B2Gold (BTG)
11/15/2009 - 10/15/2011
277.92%
PriceSmart (PSMT)
11/15/2009 - 10/15/2011
275.86%
IPG Photonics (IPGP)
11/15/2009 - 10/15/2011
265.82%
Cirrus Logic (CRUS)
11/15/2009 - 10/15/2011
239.89%
CVR Energy (CVI)
11/15/2009 - 10/15/2011
237.19%
Golar LNG (GLNG)
11/15/2009 - 10/15/2011
234.47%
Fortuna Silver Mines (FSM)
11/15/2009 - 10/15/2011
229.78%
Nexstar Broadcasting (NXST)
11/15/2009 - 10/15/2011
224.53%
Endeavour Silver (EXK)
11/15/2009 - 10/15/2011
217.54%
Americas Silver (USAS)
11/15/2009 - 10/15/2011
210.94%
Chart Industries (GTLS)
11/15/2009 - 10/15/2011
202.1%
Six Flags Entertainment (FUN)
11/15/2009 - 10/15/2011
198.07%
Bath & Body Works (BBWI)
11/15/2009 - 10/15/2011
187.97%
Bausch Health Companies (BHC)
11/15/2009 - 10/15/2011
178.59%
Polaris Industries (PII)
11/15/2009 - 10/15/2011
173.35%
Perimeter Solutions (PRM)
11/15/2009 - 10/15/2011
170.31%
Under Armour Inc A (UAA)
11/15/2009 - 10/15/2011
165.06%
Sirius XM (SIRI)
11/15/2009 - 10/15/2011
164.7%
Astrana Health (ASTH)
11/15/2009 - 10/15/2011
150%
Mid-cap stocks are treated as having a market cap between $2B and $10B.