Stocks to Watch for 6/23/11: Fresh 52 Week Highs and Lows

Stocks trading at or near 52-week highs and lows provide excellent trading opportunities, as volatility tends to increase at such levels. The following stocks hit new 52-week highs in Wednesday's trading session: 1) Entegris ENTG: Shares of Entegris hit a 52-week high of $9.83 in Wednesday's trading session. The stock closed at $9.64. The year-to-date performance of Entegris has been a gain of 29%. 2) Tractor Supply Company TSCO: Shares of Tractor Supply hit a 52-week high of $65.80 in Wednesday's trading session. The stock closed at $65.03. The year-to-date performance of Tractor Supply has been a gain of 35%. 3) ZAGG Incorporated ZAGG: Shares of ZAGG hit a 52-week high of $15.30 in Wednesday's trading session. The stock closed at $14.94. The year-to-date performance of ZAGG has been a gain of 96%. 4) GT Solar International SOLR: Shares of GT Solar International hit a 52-week high of $14.63 in Wednesday's trading session. The stock closed at $14.35. The year-to-date performance of GT Solar has been a gain of 57%. 5) Cash America International CSH: Shares of Cash America hit a 52-week high of $54.27 in Wednesday's trading session. The stock closed at $54.02. The year-to-date performance of Cash America has been a gain of 46%. 6) L-3 Communications LLL: Shares of L-3 Communications hit a 52-week high of $87.68 in Wednesday's trading session. The stock closed at $86.21. The year-to-date performance of L-3 Communications has been a gain of 24%. 7) ONEOK OKE: Shares of ONEOK hit a 52-week high of $72.48 in Wednesday's trading session. The stock closed at $72.00. The year-to-date performance of ONEOK has been a gain of 31%. 8) Robbins & Myers RBN: Shares of Robbins & Myers hit a 52-week high of $49.34 in Wednesday's trading session. The stock closed at $48.62. The year-to-date performance of Robbins & Myers has been a gain of 36%. 9) Tyler Technologies TYL: Shares of Tyler Technologies hit a 52-week high of $25.64 in Wednesday's trading session. The stock closed at $25.59. The year-to-date performance of Tyler Technologies has been a gain of 23%. 10) China Kanghui Holdings KH: Shares of China Kanghui hit a 52-week high of $26.50 in Wednesday's trading session. The stock closed at $25.73. The year-to-date performance of China Kanghui has been a gain of 39%. 11) Avago Technologies AVGO: Shares of Avago Technologies hit a 52-week high of $36.29 in Wednesday's trading session. The stock closed at $36.00. The year-to-date performance of Avago has been a gain of 27%. 12) First Republic Bank FRC: Shares of First Republic Bank hit a 52-week high of $34.75 in Wednesday's trading session. The stock closed at $34.44. The year-to-date performance of First Republic has been a gain of 18%. 13) Digi International DGII: Shares of Digi International hit a 52-week high of $13.03 in Wednesday's trading session. The stock closed at $13.00. The year-to-date performance of Digi International has been a gain of 17%. 14) Sally Beauty Holdings SBH: Shares of Sally Beauty hit a 52-week high of $17.80 in Wednesday's trading session. The stock closed at $17.23. The year-to-date performance of Sally Beauty has been a gain of 19%. 15) Humana HUM: Shares of Humana hit a 52-week high of $83.40 in Wednesday's trading session. The stock closed at $81.62. The year-to-date performance of Humana has been a gain of 49%. The following stocks hit new 52-week lows in Wednesday's trading session: 1) Ballantyne Strong BTN: Shares of Ballantyne Strong hit a 52-week low of $4.73 in Wednesday's trading session. The stock closed at $4.75. The year-to-date performance of Ballantyne has been a loss of 39%. 2) Applied Micro Circuits AMCC: Shares of Applied Micro Circuits hit a 52-week low of $8.24 in Wednesday's trading session. The stock closed at $8.29. The year-to-date performance of Applied Micro has been a loss of 22%. 3) Origin Agritech SEED: Shares of Origin Agritech hit a 52-week low of $4.11 in Wednesday's trading session. The stock closed at $4.13. The year-to-date performance of Origin Agritech has been a loss of 61%. 4) Conceptus CPTS: Shares of Conceptus hit a 52-week low of $11.16 in Wednesday's trading session. The stock closed at $11.19. The year-to-date performance of Conceptus has been a loss of 19%. 5) Logitech International LOGI: Shares of Logitech International hit a 52-week low of $11.11 in Wednesday's trading session. The stock closed at $11.11. The year-to-date performance of Logitech has been a loss of 40%. 6) Sun Healthcare Group SUNH: Shares of Sun Healthcare hit a 52-week low of $7.90 in Wednesday's trading session. The stock closed at $7.99. The year-to-date performance of Sun Healthcare has been a loss of 37%. 7) Lloyds Banking Group LYG: Shares of Lloyds Banking hit a 52-week low of $2.96 in Wednesday's trading session. The stock closed at $2.98. The year-to-date performance of Lloyds Banking has been a loss of 27%. 8) Koninklijke Philips Electronics PHG: Shares of Koninklijke Philips Electronics hit a 52-week low of $22.60 in Wednesday's trading session. The stock closed at $23.36. The year-to-date performance of Koninklijke Philips has been a loss of 21%. 9) Platinum Underwriters PTP: Shares of Platinum Underwriters hit a 52-week low of $32.74 in Wednesday's trading session. The stock closed at $32.88. The year-to-date performance of Platinum Underwriters has been a loss of 27%. 10) KBW KBW: Shares of KBW hit a 52-week low of $18.74 in Wednesday's trading session. The stock closed at $18.75. The year-to-date performance of KBW has been a loss of 33%. 11) Orion Marine ORN: Shares of Orion Marine hit a 52-week low of $8.95 in Wednesday's trading session. The stock closed at $8.99. The year-to-date performance of Orion Marine has been a loss of 23%. 12) Artio Global Investors ART: Shares of Artio Global Investors hit a 52-week low of $11.49 in Wednesday's trading session. The stock closed at $11.57. The year-to-date performance of Artio Global has been a loss of 21%. 13) VimpelCom VIP: Shares of VimpelCom hit a 52-week low of $13.00 in Wednesday's trading session. The stock closed at $13.00. The year-to-date performance of VimpelCom has been a loss of 11%. 14) Companhia Siderurgica Nacional SID: Shares of Companhia Siderurgica Nacional hit a 52-week low of $11.95 in Wednesday's trading session. The stock closed at $11.97. The year-to-date performance of Companhia Siderurgica has been a loss of 25%. 15) Dolan Company DM: Shares of Dolan hit a 52-week low of $8.50 in Wednesday's trading session. The stock closed at $8.50. The year-to-date performance of Dolan has been a loss of 39%.