S Short    W Contest winner
UNIFIRST CORP (Jun 20)
UNIFIRST CORP (Oct 16)
UNILIFE CORP (May 13) S
UNION PACIFIC CORP (Sep 20)
Unipol Gruppo / Unipol Sai (Mar 15)
Uniqa Insurance (Feb 21)
UNIQUE FABRICATING INC (Oct 15)
UNISYS CORP (Oct 20)
UNISYS CORP (Feb 20)
UNISYS CORP (May 18)
UNIT CORP (Jun 22)
UNIT CORP (Jul 21)
UNITED CONTINENTAL HLDGS INC (Feb 18) S
UNITED DEV FUNDING IV (Mar 19)
United Development Funding (Dec 15) S
United Development Funding IV (Jul 20)
UNITED Inc. (Aug 21)
UNITED INSURANCE HOLDINGS CO (May 13)
UNITED MICROELECTRONICS CORP (Sep 21) S
United Mobility Technology (Aug 20)
UNITED NATURAL FOODS INC (Feb 18) S
UNITED NATURAL FOODS INC (Jan 16)
UNITED ONLINE INC (Aug 13)
UNITED PARCEL SERVICE INC (Jan 17) S
United Plantations Bhd (Apr 22)
UNITED RENTALS INC (May 20)
UNITED RENTALS INC (May 19)
UNITED RENTALS INC (Jan 16)
UNITED RENTALS INC (Dec 14) S
UNITED RENTALS INC (Jul 14)
UNITED RENTALS INC (Nov 13)
UNITED RENTALS INC (Oct 12)
UNITED STATES OIL FUND LP (Apr 20) S
UNITED STATES STEEL CORP (Apr 19)
UNITED STATIONERS INC (Aug 13) S
UNITED THERAPEUTICS CORP (Apr 20)
UNITED-GUARDIAN INC (Aug 14)
UNITI GROUP INC (Mar 22)
UNITI GROUP INC (May 20)
UNITI GROUP INC (Nov 19)
UNIVAR INC (Jan 19)
UNIVAR SOLUTIONS INC (May 20)
UNIVERSAL AMERICAN CORP (May 13)
UNIVERSAL CORP/VA (Jan 17) S W
UNIVERSAL CORP/VA (Dec 14)
Universal Entertainment (Jul 18)
Universal Entertainment (Apr 12)
UNIVERSAL INSURANCE HLDGS (Jan 16)
UNIVERSAL INSURANCE HLDGS (Sep 14) S
UNIVERSAL LOGISTICS HLDGS (Apr 21)
UNIVERSAL POWER GROUP INC (Sep 12)