S Short    W Contest winner
NABI BIOPHARMACEUTICALS (Jul 11)
NABI BIOPHARMACEUTICALS (Jul 11)
NABORS INDUSTRIES LTD (Oct 11)
Nacco Industries (Oct 15)
NACCO INDUSTRIES -CL A (Sep 17)
NACCO INDUSTRIES -CL A (Sep 12)
Naigai Trans Lines (Jul 12)
Nakanishi Inc. (Aug 11)
Nakano Refrigerators (Jun 17)
NAL OIL & GAS TRUST (Jan 10)
NAM TAI ELECTRONIC (Apr 13)
Namura Shipbuilding (Feb 15)
Nanya Technology Corp. (Jan 15)
NAPCO SECURITY TECH INC (Nov 11)
NASDAQ INC (Oct 18) S
NASDAQ OMX GROUP INC (Nov 09)
Naspers (Feb 08)
NASPERS LTD (Jan 18)
NASPERS LTD (Sep 17)
NATHAN'S FAMOUS INC (Oct 15)
NATHAN'S FAMOUS INC (Jul 10)
Nathan's Famous, Inc. (Sep 17)
National American University Holdings (Jul 15)
NATIONAL AMERN UNIV HLDG INC (Jun 14)
NATIONAL BEVERAGE CORP (Mar 17)
NATIONAL BEVERAGE CORP (Feb 13)
NATIONAL CINEMEDIA INC (Feb 17) S
NATIONAL CINEMEDIA INC (May 14)
National Energy Services Reunited (Jun 18)
National Financial Partners (Jun 08)
NATIONAL FUEL GAS CO (Jun 11)
NATIONAL GENERAL HOLDINGS CP (Aug 15)
National Instruments (Jul 08)
NATIONAL OILWELL VARCO INC (May 18)
NATIONAL OILWELL VARCO INC (Apr 14)
NATIONAL OILWELL VARCO INC (Jun 13)
NATIONAL PRESTO INDS INC (Nov 17) S
National Presto Industries, Inc (Apr 10) S
NATIONAL RESEARCH CORP (Feb 17)
NATIONAL RESEARCH CORP (Jul 13)
NATIONAL RETAIL PROPERTIES (Jul 16) S
NATIONAL SEC GROUP INC (Dec 09)
NATIONAL WESTERN LIFE -CL A (Mar 15)
NATIONAL WESTERN LIFE -CL A (Sep 12)
NATIONSTAR MORTGAGE HOLDINGS (May 16)
NATIONSTAR MORTGAGE HOLDINGS (Jul 15)
NATIONSTAR MORTGAGE HOLDINGS (May 14)
Natural Gas (Mar 13)
NATURAL HEALTH TRENDS CORP (Dec 15) S
Natural Resource Partners (Apr 18)
NATURAL RESOURCE PARTNERS LP (Jul 12) S
Nature's Sunshine Products Inc (May 11) W
NAUTILUS INC (Dec 11)
NAVARRE CORP (Jul 09)
NAVIDEA BIOPHARMACEUTICALS (Oct 12) S
NAVIENT CORP (Sep 14)
NAVIGANT CONSULTING INC (Jan 18)
NAVIGATOR HOLDINGS LTD (Jul 17)
NAVIGATOR HOLDINGS LTD (Mar 15)
NAVIGATOR HOLDINGS LTD (NVGS) (Nov 15)
NAVIOS MARITIME ACQUISITION (Jul 14)
Navios Maritime Partners (Dec 08)
NAVIOS MARITIME PARTNERS LP (Aug 17)
NAVIOS MARITIME PARTNERS LP (Nov 14) S
NAVISTAR INTERNATIONAL CORP (Jul 12)
NBTY INC (May 10)
NCI BUILDING SYSTEMS INC (Jun 17)
NCI BUILDING SYSTEMS INC (Aug 13)
NCI BUILDING SYSTEMS INC (Oct 09)
NCI INC (Mar 16)
NCR (Dec 17)
NCR CORP (Jun 17)
NCR CORP (Jan 14) S
NCR CORP (Jul 12)
NCR CORP (Feb 12) S
NCR CORP (Jul 09)
NDS Group plc (Dec 08)
NELNET INC (Oct 17)
NEMASKA LITHIUM INC (Oct 17)
NEMI NORTHERN ENERGY & MNG (Jan 10)
NEO MATERIAL TECHNOLOGIES (Oct 10)
Neomaterials, Inc. convertible debentures (Jun 11)
Neopost SA (Apr 13)
Nestle ADR (Mar 08)
NET 1 UEPS TECHNOLOGIES INC (Apr 16)
NET 1 UEPS TECHNOLOGIES INC (May 13)
NET 1 UEPS TECHNOLOGIES INC (Feb 12)
NET ELEMENT INC (Mar 18) S
NETFLIX INC (Jun 16)
Netflix Inc (Jun 16) S
NETFLIX INC (Jan 13) S
NETFLIX INC (May 12)
NETFLIX INC (Sep 10)
NETSCOUT SYSTEMS INC (May 16)
NETWORK-1 SECURITY SOLUTIONS (Oct 10)
NEULION INC (Jun 15)
NEUSTAR INC (May 15) S W
NEUSTAR INC (Apr 14) S
NEUSTAR INC (Jul 10)
NeuStar Inc (Jul 08)
NEUSTAR INC (0322B) (Jun 16) S
NEUSTAR INC (0322B) (Jun 16) S
Neutral Tandem (Dec 08)
NEUTRAL TANDEM INC (May 13)
NEUTRAL TANDEM INC (Jul 10)
NEVSUN RESOURCES LTD (Jul 13)
New Energy Systems (Feb 10)
NEW ENGLAND REALTY ASSC -LP (Aug 09)
New England Realty Associates (Jun 11)
New Enterprise Stone & Lime (Jun 16)
NEW FLYER INDUSTRIES INC (Jul 15)
NEW FRONTIER MEDIA INC (Mar 09)
NEW HOME COMPANY INC (Oct 16)
New Look Bondco I plc (sr secured 2018) (May 13)
NEW MOUNTAIN FINANCE CORP (Mar 15)
NEW MOUNTAIN FINANCE CORP (Nov 13)
New News CORP (Jul 13)
NEW ORIENTAL ED & TECH (Jul 15)
NEW ORIENTAL ED & TECH -ADR (Sep 10) S
NEW RESIDENTIAL INV CP (Dec 13)
NEW SENIOR INVESTMENT GROUP (Feb 16)
NEW ULM TELECOM INC (Feb 18)
NEW YORK & CO INC (Sep 14)
NEW YORK & CO INC (Sep 13)
NEW YORK CMNTY BANCORP INC (Mar 10) S
NEW YORK REIT INC (Dec 17)
NEW YORK REIT INC (Oct 16)
NEW YORK TIMES CO -CL A (Apr 18) S
NEW YORK TIMES CO -CL A (Jun 14) S
NEWCASTLE INVESTMENT CORP (Jun 14)
NEWCASTLE INVESTMENT CORP (Apr 13)
NEWELL BRANDS INC (Jun 17) S W
NEWELL RUBBERMAID INC (Jan 16) S
NEWELL RUBBERMAID INC (Jun 15) S
NEWFIELD EXPLORATION CO (Mar 12)
NEWMARKET CORP (Aug 15) S
NEWMARKET GOLD INC (Jan 16)
NewPage Corp (Oct 09)
NEWS CORP (Mar 15)
NEWS CORP (Jun 13)
NEWS CORP (Oct 11) S
NEWS CORP (Aug 11)
NEWSTAR FINANCIAL INC (Dec 17)
NEX Group (Apr 17)
NEXEN INC (Sep 12)
Nexen Tire Corp (Jun 14)
NEXEO SOLUTIONS INC (Feb 17)
NexPoint Credit Strategies Fund (Mar 15)
NEXPOINT RESIDENTIAL TR INC (Aug 15)
NEXSTAR BROADCASTING GROUP (Mar 16)
NEXSTAR BROADCASTING GROUP (Aug 12) W
NEXSTAR BROADCASTING GROUP (Dec 11)
NEXSTAR BROADCASTING GROUP (NXST) (Jan 16) S
NEXSTAR MEDIA GROUP (Apr 18)
NEXSTAR MEDIA GROUP (Aug 17)
Next (Mar 17)
Next Co Ltd (Dec 14)
NFI GROUP INC (Jun 18) S
NGAS Resources (Dec 10)
NGL ENERGY PARTNERS LP (Jan 17)
NGL ENERGY PARTNERS LP (Feb 15) S
NGP CAPITAL RESOURCES CO (Apr 10)
NI HOLDINGS INC (Apr 18)
NIC INC (Jun 18)
NIC INC (Apr 18) S
NIC Inc. (Dec 08)
NICHOLAS FINANCIAL INC (Nov 16)
NICHOLAS FINANCIAL INC (Oct 14)
NICHOLAS FINANCIAL INC (May 13)
NICHOLAS FINANCIAL INC (Nov 11)
NICHOLAS FINANCIAL INC (Apr 11)
NICHOLAS FINANCIAL INC (May 09)
Nickel ETF (Nov 18)
Nidec (Oct 10) S
Nielsen (Aug 18)
NIELSEN HOLDINGS NV (Oct 13)
NIELSEN HOLDINGS PLC (May 18)
NII Holdings (Feb 17)
NII HOLDINGS INC (Jun 13)
NII HOLDINGS INC (Oct 12)
NIKE INC (Nov 17)
NIKE INC (Jan 17)
NIKE INC (4764B) (May 16) S
Nikkei Index (Jun 13)
Nilorngruppen (Sep 18)
NIMIN ENERGY CORP (Jun 11)
NINTENDO CO LTD (Feb 11)
NIO INC -ADR -REDH (Sep 18) S
NIPPON TELEGRAPH & TELEPHONE (Jan 18)
NISOURCE INC (Feb 17) S
NISOURCE INC (May 15)
Nittoc Construction (Jun 17)
NL INDUSTRIES (May 18)
NL INDUSTRIES (Sep 13)
NMI HOLDINGS INC (Feb 15)
NMT Medical Inc. (Mar 10)
NN Group (Jan 15)
NN INC (Apr 13)
NOAH EDUCATION HOLDINGS -ADR (Mar 10)
NOBLE CORP (Apr 13)
NOBLE CORP PLC (Aug 14)
Noble International (May 08)
Noble Roman's (Mar 13)
Noble Roman's (Mar 13)
Nomad Foods (Oct 17)
NOMAD FOODS LTD (NOMD) (Sep 16)
NONG SHIM CO. (Mar 09)
NORANDA INCOME FUND (May 17)
Noranda Income Fund (Feb 15)
Norbord (Oct 11)
Nord Anglia Education, Inc. (Apr 16)
Nordic American Tanker (Dec 08) S
NORDIC AMERICAN TANKERS LTD (Jul 15) S
NORDION INC (Mar 13)
NORDION INC (Apr 12)
Nordnet AB (Sep 15)
Nordson (Nov 17)
Noreco Bonds (Nov 11)
NORFOLK SOUTHERN CORP (May 16)
Norstar Founders Group (Oct 08)
NORTEK INC (Apr 11)
Nortel Inversora S.A (Jul 17)
NORTEL INVERSORA SA (Oct 13)
NORTEL INVERSORA SA (Mar 13)
NORTH AMERICAN ENERGY PRTNRS (Aug 17)
NORTH AMERICAN ENERGY PRTNRS (Jun 14)
NORTH AMERICAN PALLADIUM (Apr 11)
North Asia Strategic (Sep 11)
North Atlantic Drilling (Jul 12)
North State Communications (Dec 08)
North State Telecommunications (Mar 15)
Northeast Bancorp (Mar 17)
Northern Offshore LTD (Jan 15)
NORTHERN OIL & GAS INC (Feb 10)
Northern Technologies International (Jan 15)
NORTHERN TIER ENERGY LP (Aug 13)
NORTHERN TRUST CORP (Jan 18)
Northgate (Apr 13)
NORTHSTAR ASSET MGMT GRP INC (Aug 15)
NORTHSTAR ASSET MGMT GRP INC (NSAM) (Nov 14)
NORTHSTAR REALTY EUROPE CORP (Feb 18)
NORTHSTAR REALTY EUROPE CORP (Nov 15)
Northstar Realty Finance Corp (Sep 08)
NORTHSTAR REALTY FINANCE CP (Nov 16)
NORTHSTAR REALTY FINANCE CP (Aug 15)
NORTHSTAR REALTY FINANCE CP (Oct 14)
NORTHSTAR REALTY FINANCE CP (Jan 14)
NORTHSTAR REALTY FINANCE CP (Mar 13)
NORTHWEST BANCSHARES INC (Jan 10)
NORWEGIAN CRUISE LINE HLDGS (Oct 16)
NORWEGIAN CRUISE LINE HLDGS (Sep 15) S
NORWEGIAN CRUISE LINE HLDGS (Aug 15)
NORWEGIAN CRUISE LINE HLDGS (Feb 13) S
Norwegian Energy Company (Aug 17)
NOS (Apr 16)
NOVACOPPER INC (Jan 13)
NOVAN INC -REDH (Sep 16)
NOVATEL WIRELESS INC (Aug 16)
NOVATEL WIRELESS INC (Jul 13)
NOVATEL WIRELESS INC (May 11)
Novavax (Nov 09) S
NOVELION THERAPEUTICS INC (Feb 17)
NOVELL INC (Feb 10) W
NOVO NORDISK A/S (Sep 17) S
NOW INC (Mar 15)
NOW Inc. (May 14) S
NQ MOBILE INC -ADR (Nov 13) S
NRG Energy (Jun 08) W
NRG ENERGY INC (Feb 14)
NRG ENERGY INC (Mar 13)
NRG ENERGY INC (Jun 12)
NRG ENERGY INC (Oct 09)
NTELOS HOLDINGS CORP (Sep 12)
NTELOS HOLDINGS CORP (Jul 09)
NTS INC (Jan 13)
NTS INC (Feb 12)
Nu Horizons Electronics Corp. (Dec 08)
NUANCE COMMUNICATIONS INC (Apr 17)
Nufcor Uranium (Dec 08)
NUMEREX CORP -CL A (Sep 15)
NUSTAR ENERGY LP (Oct 14)
NUSTAR ENERGY LP (Aug 13)
NUSTAR ENERGY LP (Jan 09)
NUSTAR GP HOLDINGS LLC (Jun 13) S
NUSTAR LOGISTICS 7.625 SUB NT (Apr 18)
NUTANIX INC (Nov 18)
NUTRACEUTICAL INTL CORP (Apr 12) S
NUVECTRA CORP (Apr 16)
Nuveen Multi Income/Growth Fun (Dec 08)
NUVEEN NY AMT-FREE MUNI INCM (Apr 14)
NUVEEN PFD AND INC TERM FD (Dec 13)
NV5 GLOBAL INC (Nov 18) S
NVIDIA (Jul 18) S
NvIDIA (Apr 18) S
NVIDIA CORP (Jul 15)
NVIDIA CORP (Aug 10)
NVR Inc. (Oct 11)
NXP SEMICONDUCTORS NV (Apr 18)
NXP SEMICONDUCTORS NV (Mar 11)
NXSTAGE MEDICAL INC (Jan 18)
NZME (Dec 16)