S Short    W Contest winner
R F INDUSTRIES LTD (Dec 11)
R1 RCM INC (Apr 17)
RACKSPACE HOSTING INC (Nov 14)
RACKSPACE HOSTING INC (Sep 12) S
RACKSPACE HOSTING INC (Feb 10) S
RADIAN GROUP INC (May 14)
Radiant Logistics (Feb 11)
RADIANT LOGISTICS INC (Nov 15)
RADIANT LOGISTICS INC (Mar 15)
RADIOSHACK CORP (Jul 13)
RADIOSHACK CORP (Sep 12)
Radisson Hospitality AB (Sep 18)
RADISYS CORP (Sep 17)
RADISYS CORP (Sep 13)
RADNET INC (Jan 17)
RADNET INC (Nov 10)
Radvision (Aug 08)
RAFAEL HOLDINGS INC (Apr 18)
RAGING RIVER EXPLORATION INC (Oct 14)
Rain Commodities (Nov 12)
RAIT FINANCIAL TRUST (Mar 13)
RALCORP HOLDINGS INC (Dec 11) S
Rallye SA (Nov 14)
Ralph Lauren (Dec 08) S
RALPH LAUREN CORP (Apr 15)
RALPH LAUREN CORP (Oct 14)
Ram Energy Resources (Jun 08)
RAMACO RESOURCES INC (Feb 17)
Rambus (Apr 08)
Rambus Inc. (Nov 09)
Rand Logistics (Dec 08)
RAND LOGISTICS INC (Mar 14)
RAND LOGISTICS INC (May 13)
RAND WORLDWIDE INC (Nov 14)
RANGE RESOURCES CORP (Feb 18)
RANGE RESOURCES CORP (Aug 15)
RANGER ENERGY SERVICES (May 18)
RAPID7 INC (Jun 17)
RAPTOR PHARMACEUTICAL CORP (Apr 13) S
RARE ELEMENT RESOURCES LTD (Jan 11) S
Rassini SAB de CV (Apr 15)
RAYONIER ADVANCED MATERIALS (Oct 17)
RAYONIER ADVANCED MATERIALS (May 16) S
RAYONIER ADVANCED MATERIALS (Aug 14)
RCI HOSPITALITY HLDGS INC (Aug 17)
RCM Technologies, Inc (Jul 11)
RCN CORP (Jun 09)
RCS CAPITAL CORP (Aug 14)
READING INTL INC -CL A (Oct 17)
READING INTL INC -CL A (Nov 14)
READING INTL INC -CL A (Jul 11)
ReadSoft (Nov 11)
REAL GOOD FOOD PLC (Aug 15)
REALD INC (Nov 15)
RealD Inc (Feb 15)
REALD INC (Apr 11) S
REALNETWORKS INC (Apr 14)
REALNETWORKS INC (Apr 12)
REALOGY HOLDINGS CORP (Jan 18)
REALOGY HOLDINGS CORP (Jun 16)
REALOGY HOLDINGS CORP (Feb 16)
REALOGY HOLDINGS CORP (Jul 14)
REALPAGE INC (Oct 17)
REALPAGE INC (Sep 12) S
REALPAGE INC (Dec 10) S
Realty Income (Jan 09) S
REALTY INCOME CORP (Oct 14) S
REC Silicon (Jan 15)
RECEPTOS INC (Aug 15)
RECKITT BENCKISER GROUP PLC (Sep 18)
RECRO PHARMA INC (May 18)
Red Electrica (May 08)
Red Hat, Inc. (Mar 09) S
RED ROBIN GOURMET BURGERS (May 17)
Redbubble (Sep 18)
Redbubble Ltd. (Jun 17)
REDDY ICE HOLDINGS INC (Jan 10)
REDFIN CORP (Feb 18)
Redhawk Resources (Dec 10)
REDHAWK RESOURCES INC (May 13)
Redwood Trust (Jan 09)
REED ELSEVIER PLC (Mar 11)
Reed's Inc. (Aug 18)
REEDS INC (Mar 17)
REEDS INC (Sep 15)
REEDS INC (Apr 13)
Refrigeration Electrical Engineering (Aug 18)
REGAL BELOIT CORP (Jan 18)
Regal Hotels (May 08)
REGENCY AFFILIATES INC (Jan 15)
Regional Express (Nov 15)
REGIONAL HEALTH PROPERTS INC (Nov 17)
REGIONAL MANAGEMENT CORP (Sep 14)
REGIONAL MANAGEMENT CORP (Sep 14)
Regions Financial (Oct 11)
REGIS CORP/MN (Apr 18)
REGIS CORP/MN (Jun 16)
REGIS CORP/MN (Feb 14)
REGIS CORP/MN (Jan 12)
REGIS CORP/MN (Jun 10)
Regus (Jun 15)
Regus (Nov 13)
Reinet Investments (Mar 18)
REIS INC (Jun 17)
REIS INC (Jun 10)
REIS INC (Oct 09)
REITMANS (CANADA) -CL A (May 15)
Rella Holding A/S (May 13)
Rella Holding A/S (Apr 12)
RELM WIRELESS CORP (Feb 13)
Remy Cointreau (Apr 17)
RENAISSANCE LEARNING INC (Mar 11)
Renault (Dec 12)
Renault Stub (Jul 08) W
RENEWABLE ENERGY GROUP INC (Apr 18)
RENEWABLE ENERGY GROUP INC (Jul 14)
Renhe Commercial Holdings (Nov 11) S
RENHUANG PHARMACEUTICALS INC (May 10)
RENN FUND INC (Dec 18)
RENREN INC (Apr 17)
RENREN INC -ADR (Mar 14)
RENT-A-CENTER INC (Dec 15)
RENT-A-CENTER INC (Aug 12)
Renta Corporacion (May 17)
RENTECH INC (Apr 15)
RENTECH INC (Jul 13)
RENTECH INC (Oct 11)
RENTECH INC (Nov 09) S
RENTECH NITROGEN PARTNERS LP (Oct 14)
REPUBLIC AIRWAYS HLDGS INC (Apr 14)
REPUBLIC AIRWAYS HLDGS INC (Nov 12)
REPUBLIC AIRWAYS HLDGS INC (Jan 11) W
REPUBLIC AIRWAYS HLDGS INC (Aug 09) W
REPUBLIC SERVICES INC (Jun 11)
REPUBLIC SERVICES INC (Feb 10)
Rescap Liquidating Trust (Mar 17)
ResCap Liquidating Trust (Oct 14)
ResCap Liquidating Trust (May 14) W
RESEARCH IN MOTION LTD (Aug 11)
RESEARCH IN MOTION LTD (Aug 10) S
RESEARCH IN MOTION LTD (Dec 09) S
RESEARCH SOLUTIONS INC (Jan 16)
RESMED INC (Apr 16) S
RESMED INC (Oct 14) S
RESOLUTE ENERGY CORP -REDH (Nov 09)
RESOLUTE FOREST PRODUCTS INC (Jan 14)
Resolution PLC subordinated Tier 1 bonds (Feb 09)
RESONANT INC (Feb 15) S
RESOURCE AMERICA INC (Dec 13)
RESOURCE CAPITAL CORP (Sep 17)
RESOURCE CAPITAL CORP (Mar 17)
Restaurant Brands (Mar 17)
Restaurant Brands International (Nov 17)
RESTAURANT BRANDS INTL INC (Jun 15)
Restoration Hardware (Aug 17) S
Restoration Hardware (Jul 17) S
RESTORATION HARDWARE HLDNGS (May 16) S
RESTORATION HARDWARE HLDNGS (Mar 15) S
RETAIL HOLDINGS NV (May 16)
RETAIL HOLDINGS NV (Jul 12)
RETAIL HOLDINGS NV (Aug 10)
RETAILMENOT INC (Aug 14)
Retelit SpA (Dec 14)
Retelit SpA (Aug 14)
Retractable Technologies, Inc. (Nov 14)
REV GROUP INC (Feb 17)
REVLON INC (BONDS) (Aug 18)
REVLON INC -CL A (Apr 17)
REVLON INC -CL A (Aug 16) S
REXAM PLC (Oct 09)
REXCAPITAL FINANCIAL HLDGS (Jan 09)
Rexel (May 14)
Rezidor (Jan 18)
RF Industries (Jun 09)
RF MICRO DEVICES INC (Apr 14)
RG Barry (Jul 08)
Rheinmetall AG (Aug 08)
RHI AG (Jan 14)
Rhipe Limited (Sep 18)
RHJ International (Jun 14)
RHJ International (Jan 12)
RHJ International (Dec 08)
RHJI International (in Euros) (Jun 08)
Rhoen-Klinikum AG (Oct 13)
RIB SOFTWARE AG (Dec 16)
RICE MIDSTREAM PARTNERS LP (Feb 15)
RICHARDS PACKAGING INCOME FD (Apr 15)
RICHARDSON ELECTRONICS LTD (Jan 11)
RICKS CABARET INTL INC (Mar 14)
RICKS CABARET INTL INC (Oct 11)
Rieter Holding AG (Dec 16)
Rieter Holding AG (Dec 16)
RIFCO INC (Feb 15)
Rightmove (Jul 08)
RIGHTSIDE GROUP LTD (Feb 17)
RIGHTSIDE GROUP LTD (Dec 14)
RIGNET INC (Feb 12)
RIGNET INC (Feb 11)
RIMAGE CORP (May 12) S
RING ENERGY INC (Dec 15) S
RINGCENTRAL INC (Mar 16) S
RISK(GEORGE) INDUSTRIES INC (Oct 15)
RITCHIE BROS AUCTIONEERS INC (Dec 16) S
RITCHIE BROS AUCTIONEERS INC (Feb 14) S
Ritchie Bros. Auctioneers (Mar 15) S
RITE AID CORP (Dec 09)
Rite-aid (and options) (Jun 17)
RITTER PHARMACEUTICALS INC (Jul 16)
River Rock Entertainment Authority (Mar 13)
RIVERBED TECHNOLOGY INC (Nov 11)
RIVERBED TECHNOLOGY INC (Oct 09) S
RIVERVIEW BANCORP INC (RVSB) (Aug 15)
RIVIERA RESOURCES INC (Sep 18)
RLI Corp (Jan 09)
RM plc (Aug 16)
RMB Holdings (May 18)
RMG NETWORKS HOLDING CORP (Nov 16)
RMR GROUP INC (Feb 16)
RNY Property Trust (May 14)
Robert Half International (Dec 08) S
ROBERT HALF INTL INC (Mar 16)
Robertet (Apr 18)
ROCK-TENN CO (Jan 14)
ROCK-TENN CO (Sep 12)
ROCK-TENN CO (Dec 11)
ROCKET FUEL INC (Dec 13) S
ROCKWOOD HOLDINGS INC (Oct 14)
ROCKWOOD HOLDINGS INC (May 14)
ROCKWOOD HOLDINGS INC (Dec 11)
ROCKY BRANDS INC (Jul 12)
ROCKY MOUNTAIN CHOC FACT INC (Oct 16)
ROCKY MOUNTAIN DEALERSHIPS (Aug 16)
Roctest LTD (Mar 10)
ROGERS COMMUNICATIONS -CL B (Jul 12) S
ROLLINS INC (May 18) S
Rolls Royce Holdings plc (Jan 16)
Rolls Royce Holdings plc (Feb 15)
ROMA FINANCIAL CORP (Dec 10)
ROMA FINANCIAL CORP (Aug 09)
ROPER TECHNOLOGIES INC (Aug 15)
ROSEHILL RESOURCES INC 2022 WARRANTS (Jun 18)
ROSETTA RESOURCES INC (Mar 14)
ROSETTA RESOURCES INC (Nov 09)
Rosetta Stone (Aug 11)
ROSETTA STONE INC (Sep 18)
ROSETTA STONE INC (Mar 13)
ROSETTA STONE INC (Jan 10) S
ROSS STORES INC (Jul 18)
ROUNDY'S INC (Jul 15) S
ROUNDY'S INC (Aug 13)
ROVI Corporation (Mar 15) S
Rowan (Apr 14)
Royal B of Scotland Group (Jan 12)
ROYAL BANK OF CANADA, CANADIAN IMPERIAL BANK OF COMMERCE, BANK OF NOVA SCOTIA (Jul 12) S
ROYAL BANK OF SCOTLAND GROUP (Dec 09)
ROYAL CARIBBEAN CRUISES LTD (Aug 17) S
ROYAL CARIBBEAN CRUISES LTD (Apr 12)
ROYAL CARIBBEAN CRUISES LTD (Aug 09) S
Royal Gold, Inc. (Jan 09) S
Royal Mail Group (Dec 13)
RPC INC (Nov 16) S
RPC INC (Dec 15) S
RPC LN (Jul 17)
RPX CORP (Mar 17)
RPX CORP (Nov 13)
RRSAT GLOBAL COMM NTWRK LTD (Oct 12)
RSI INTERNATIONAL SYSTEMS (Jan 16)
RUBICON PROJECT INC (Jan 17)
Ruby Tuesday (May 08)
RUBY TUESDAY INC (Mar 17)
RUBY TUESDAY INC (Jun 13)
RUCKUS WIRELESS INC (Mar 14) S
Rush Enterprises (Feb 13)
Rush Enterprises (Jul 11) S
RUSH ENTERPRISES INC (Sep 15)
Ruth's Hospitality Group (Feb 11)
RX EXPLORATION INC (Feb 11)
RX GOLD & SILVER INC (Apr 12)
RXI PHARMACEUTICALS CORP (Dec 13)
RYANAIR HOLDINGS PLC (Nov 16)
RYANAIR HOLDINGS PLC (Apr 11)
RYANAIR HOLDINGS PLC (Apr 10)
RYE PATCH GOLD CORP (Mar 12)
RYERSON HOLDING CORP (Jan 18)
Ryman Healthcare (Mar 18)
Ryman Healthcare (Sep 17)
RYMAN HOSPITALITY PPTYS INC (Feb 17)
RYMAN HOSPITALITY PPTYS INC (Jan 13)