S Short    W Contest winner
O'REILLY AUTOMOTIVE INC (Nov 23)
O'REILLY AUTOMOTIVE INC (Oct 17)
O-I GLASS INC (Sep 23)
O2Micro International Limited (Jan 23)
O2MICRO INTERNATIONAL LTD (Aug 15)
Oakley Capital Investments Limited (Jun 20)
OAKTREE ACQ CORP (Nov 20)
OAKTREE CAPITAL GROUP LLC (Mar 18)
OAKTREE CAPITAL GROUP LLC (Oct 16)
OAKTREE CAPITAL GROUP LLC (Jun 14)
OAKTREE SPECIALTY LENDING CP (Aug 19)
OASIS MIDSTREAM PARTNR- REDH (Oct 17)
OATLY GROUP AB (Jan 23) S
OBSIDIAN ENERGY LTD (Dec 20)
OBSIDIAN ENERGY LTD (Jun 18)
Ocado Group (Sep 21)
Ocado Group (Mar 19)
OCCIDENTAL PETROLEUM CORP (Mar 22)
OCCIDENTAL PETROLEUM CORP (Dec 16)
OCEAN SHORE HOLDING CO (Mar 15)
OCEAN SHORE HOLDING CO (Mar 14)
Ocean Wilson (Sep 23)
OCERA THERAPEUTICS INC (Nov 17)
OCH-ZIFF CAPITAL MGMT LLC (Feb 17) S
OCH-ZIFF CAPITAL MGMT LLC (Jan 17)
OCI N.V. (Jan 24)
OCI N.V. (May 22)
OCI NV (Oct 17)
OCI PARTNERS LP (Dec 16) W
Oclaro, Inc. (May 17)
OCUGEN INC (May 21) S
OCULAR THERAPEUTIX INC (Oct 23)
OCWEN FINANCIAL CORP (Nov 20)
OCWEN FINANCIAL CORP (Feb 19)
OCWEN FINANCIAL CORP (Mar 14)
Odfjell Drilling (Sep 23)
ODP CORP (Jan 21)
ODYSSEY MARINE EXPLORATION (Mar 22)
OFFERPAD SOLUTIONS INC (Oct 21)
Office Depot (Apr 19)
Office Depot (Dec 15) S
OFFICE DEPOT INC (Aug 18)
OFFICE DEPOT INC (Apr 14)
OFFICE PROPER INCOME SENIOR (Dec 22)
OFFICE PROPERTIES INCOME TR (Oct 22)
OFS CAPITAL CORP (Dec 15)
OFS CAPITAL CORP (Jun 14)
OFS Capital Corporation (Jun 18)
OHA INVESTMENT CORP (Jan 15)
Oil Calls (Oct 23)
Okamoto Industries (Jun 21)
OLAM INTERNATIONAL LTD (Dec 14) S
OLAPLEX HOLDINGS INC (Apr 22)
OLD DOMINION FREIGHT (May 22) S
Old Dominion Freight Lines (Feb 16)
OLIN CORP (Aug 19)
OLIN CORP (Sep 15)
OLLIE'S BARGAIN OUTLET HLDGS (Oct 21) S
OLLIE'S BARGAIN OUTLET HLDGS (Sep 21)
OLLIE'S BARGAIN OUTLET HLDGS (Jun 20) S
OLLIE'S BARGAIN OUTLET HLDGS (Mar 18) S
OLYMPIA FINANCIAL GROUP INC (Aug 23)
OLYMPUS (Feb 19)
OMEGA FLEX INC (Jun 22) S
OMEGA HEALTHCARE INVS INC (Sep 19) S
OMEGA PROTEIN CORP (Mar 17) S
OMINTO INC (Jul 17) S
Omni Bridgeway (Sep 22)
Omni Bridgeway (Sep 22)
Omni Bridgeway (Jun 20)
OMNIAB INC (Nov 22)
OMNICELL INC (Apr 20)
OMNICOM GROUP (Jan 19) S
ON ASSIGNMENT INC (Nov 14)
ON DECK CAPITAL INC (Mar 16)
ON HOLDING AG (Dec 23) S
ON HOLDING AG (Jan 23) S
ON SEMICONDUCTOR CORP (Apr 23)
ON SEMICONDUCTOR CORP (Jul 17)
ON SEMICONDUCTOR CORP (Jan 14)
On24 (Aug 21)
ON24 INC (Feb 24)
ONCOMED PHARMACEUTICALS (Dec 18)
ONCONOVA THERAPEUTICS INC (Mar 18)
ONCOSEC MEDICAL INC (Jul 17)
ONCTERNAL THERAPEUTICS INC (Jan 21)
ONE GP HOSPITALITY (THE) (May 22)
ONE GP HOSPITALITY (THE) (Nov 21)
One Main (Nov 16)
OneMarket (Aug 18)
ONESOFT SOLUTIONS INC (Jun 20)
ONESPAN INC (Nov 22)
ONESPAN INC (May 22)
ONESPAN INC (Nov 18)
ONESPAWORLD HOLDINGS LTD (Mar 23)
ONESPAWORLD HOLDINGS LTD (May 20) S
OneWater Marine (Mar 20) S
ONEWATER MARINE INC (Nov 21)
ONEX CORP (Feb 18)
Onex Corporation (Apr 23)
Onthehouse (Feb 16)
OnTheMarket (Nov 22)
ONVIA INC (Jan 14)
oOh!Media (Jan 22)
oOh!Media (May 20)
OOMA INC (Sep 16)
OPEN LENDING CORP (Sep 20)
Opendoor (Sep 20)
Opendoor Bonds (Oct 22)
OPENDOOR TECHNOLOGIES INC (Aug 22)
OPENDOOR TECHNOLOGIES INC (Apr 21)
OPERA LTD -ADR (Feb 22)
OPERA LTD -ADR (May 19)
Opera Software (Nov 16)
Ophthotech Corp (Jun 15)
OPIANT PHARMACEUTICALS INC (Jul 18)
OPKO HEALTH INC (OPK) (Oct 20)
OPPENHEIMER HOLDINGS INC (Mar 15)
OPPFI INC (Oct 21)
OPSENS INC (Feb 23)
OPSENS INC (May 21)
OPT-SCIENCES CORP (Sep 15)
OPTHEA LTD (Dec 21)
OPTIMIZERX CORP (May 20)
OPTION CARE HEALTH INC (Jun 22)
OPTIVA INC (May 21)
Opus Group (Jul 18)
ORACLE CORP (Mar 23)
ORACLE CORP (Apr 17)
ORACLE CORP (Jun 14)
ORAMED PHARMACEUTICALS INC (Jul 19)
Orbia Advance Corporation (Nov 21)
ORBITAL ATK INC (Jul 16)
ORBITAL ATK INC -PRO FORMA (Apr 15)
ORBITAL ATK INC -PRO FORMA (Apr 15)
ORBITZ WORLDWIDE INC (Dec 14)
ORCHIDS PAPER PRODUCTS (Aug 18) S
ORCHIDS PAPER PRODUCTS (Feb 17) S
ORGANIGRAM HOLDINGS INC (OGI.) (Jun 18)
ORGANIGRAM HOLDINGS INC (OGI.) (Jun 16)
ORGANOGENESIS HOLDINGS INC (Oct 21) S
ORGANON & CO (Jun 21)
ORGANOVO HOLDINGS INC (Mar 14) S
Oriental Land (Apr 20) S
oriental watch holdings (May 15)
Oriental Weavers (Aug 17)
ORIGIN MATERIALS INC (Aug 21)
ORION ENERGY SYSTEMS INC (May 14)
ORION ENGINEERED CARBONS SA (Jun 22)
ORION ENGINEERED CARBONS SA (Apr 18)
ORION ENGINEERED CARBONS SA (Feb 17)
Orion Marine Group (Nov 15)
ORION OFFICE REIT INC -SPN (Feb 22)
ORMAT TECHNOLOGIES INC (Feb 20) S W
Oro Negro (May 19)
Orora Limited (Apr 14)
ORSTED A/S (Dec 22) S W
ORTHOPEDIATRICS CORP (Mar 20) S
Osaka Titanium Technologies (Aug 22)
OSB GROUP PLC (Aug 23)
Oshkosh (Jan 24)
OSHKOSH CORP (OSK) (Apr 16) S
OSPREY ENERGY ACQ CORP (Aug 18)
OSX 3 Leasing B.V. (May 14)
OTC MARKETS GROUP INC (Apr 20)
Otel (Mar 20)
OTELCO INC (Nov 16)
OTIS WORLDWIDE CORP -SPN (Mar 20)
OTTAWA BANCORP INC (Sep 23)
OTTAWA BANCORP INC (Feb 20)
OTTER TAIL CORP (Sep 23) S
Outbrain (Apr 23)
OUTFRONT MEDIA INC (Jul 20)
OUTFRONT MEDIA INC (Jul 17)
OUTFRONT MEDIA INC (Jul 15)
OVERSEAS SHIPHOLDING GROUP (Apr 22)
OVERSEAS SHIPHOLDING GROUP (Jan 20)
Overstock (Jul 18)
OVERSTOCK.COM INC (Apr 22) S
OVERSTOCK.COM INC (Feb 22)
OVERSTOCK.COM INC (Sep 20) S
OVERSTOCK.COM INC (Apr 18) S
OVID THRPUTCS INC (Jul 22)
Ovintiv (Jun 22)
OWENS & MINOR INC (Sep 20) S
OWENS & MINOR INC (Sep 19) S
Owens C (May 17)
OWENS CORNING (Dec 18)
OWENS CORNING (Apr 15)
OWENS CORNING (Jan 15)
Owens Illinois (Dec 14)
Owens Realty Mortgage (Mar 16)
OWENS REALTY MORTGAGE INC (Sep 16)
OWENS REALTY MORTGAGE INC (Jun 15)
OWENS REALTY MORTGAGE INC (Apr 14)
OWENS-ILLINOIS INC (Sep 16)
OWENS-ILLINOIS INC (Nov 14)
OYSTER ENTERP ACQ CORP -REDH (Aug 22)
OZON HOLDINGS PLC (Oct 21)