- S Sherritt International Corporation (Toronto)
- S& PSPRINT-NEXTEL-CORP-NYSE Sherritt International Corporation (Toronto)
- S& PSPRINT-NEXTEL-CORP-NYSE Sherritt International Corporation (Toronto)
- SAFM Sanderson Farms Inc (NASDAQ)
- SAN Banco Santander ADR Representing 1 Ord Shs (NYSE)
- SAND Sandstorm Gold Ltd (AMEX)
- SAP SAP Aktiengesellschaft ADR Rep 1 Ord Shs (NYSE)
- SAPX Seven Arts Pictures PLC (NASDAQ)
- SBGI Sinclair Broadcast Group (NASDAQ)
- SBGL Sibanye Gold Ltd (NYSE)
- SBI Western Asset Intermediate Muni Fund (AMEX)
- SBLK Star Bulk Carriers Corp (NASDAQ)
- SBUX Starbucks Corp (NASDAQ)
- SCCO Southern Copper Corp (NYSE)
- SCHL Scholastic Corp (NASDAQ)
- SCI SERVICE CORP INTL. (NYSE)
- SCO ProShares UltraShort DJ-UBS Crude Oil (NYSE)
- SCS Steelcase Inc (NYSE)
- SCSC Scansource Inc (NASDAQ)
- SCSS Select Comfort Corp (NASDAQ)
- SCTY SolarCity Corporation (NASDAQ)
- SD SandRidge Energy Inc (NYSE)
- SDD ProShares UltraShort SmallCap600 (NYSE)
- SDR SandRidge Mississippian Trust II (NYSE)
- SDRL SEADRILL LIMITED (NYSE)
- SDS ProShares UltraShort S&P500 (NYSE)
- SDY SPDR S&P Dividend (PCQ)
- SE SEA LIMITED (NYSE)
- SEAS SEAWORLD ENTERTAINMENT INC (NYSE)
- SEE Sealed Air Corp (NYSE)
- SENS Senseonics Holdings, Inc. (NYSE)
- SENY Sauer Energy Inc (OTCBB)
- SESN SESEN BIO, INC. (NASDAQ)
- SF Stifel Financial Corp (NYSE)
- SFIX STITCH FIX, INC. (NASDAQ)
- SFSA iPath Short Extended S&P 500 TR ETN (NYSE)
- SFUN Soufun Holdings Ltd (NYSE)
- SFY Swift Energy Co (NYSE)
- SGEN Seattle Genetics Inc (NASDAQ)
- SGH SMART Global Holdings Inc (NASDAQ)
- SGI Silicon Graphics International Corporation (NASDAQ)
- SGMO SANGAMO BIOSCIENCES INC (NASDAQ)
- SGOC Sgoco Group Ltd (NASDAQ)
- SGY Stone Energy Corp (NYSE)
- SH ProShares Short S&P500 (NYSE)
- SHLD Sears Holdings Corp (NASDAQ)
- SHLS SHOALS TECHNOLOGIES GROUP, INC. (NASDAQ)
- SHOO STEVEN MADDEN Ltd (NASDAQ)
- SHOR Shoretel Inc (NASDAQ)
- SHOS Sears Hometown and Outlet Stores Inc (NASDAQ)
- SHW Sherwin-Williams Co (NYSE)
- SI SIEMENS AG (NYSE)
- SID National Steel Co (NYSE)
- SIEB Siebert Financial Corp (NASDAQ)
- SIFY Sify Technologies Ltd (NASDAQ)
- SIG Signet Jewelers Ord Shs (NYSE)
- SIII Strategic Internet (OTCQB)
- SIL Global X Silver Miners ETF (NYSE)
- SILC SILICOM Ltd (NASDAQ)
- SIMO Silicon Motion Technology Corp (NASDAQ)
- SINA SINA Corp (NASDAQ)
- SINO Sino Global Shipping America Ltd (NASDAQ)
- SIRI Sirius XM Radio Inc (NASDAQ)
- SIVR ETFS Physical Silver Shares (NYSE)
- SJT San Juan Basin Royalty Trust (NYSE)
- SKF ProShares UltraShort Financials (NYSE)
- SKLZ SKILLZ INC. (NYSE)
- SKUL Skullcandy Inc (NASDAQ)
- SKX Skechers Usa Inc (NYSE)
- SLB Schlumberger NV (NYSE)
- SLCA U.S. Silica Holdings Inc (NYSE)
- SLM SLM CORPORATION (NASDAQ)
- SLTD Solar3D Inc (OTCQB)
- SLV iShares Silver Trust (NYSE)
- SLW Silver Wheaton Corp (NYSE)
- SLX Market Vectors Steel ETF (NYSE)
- SLY SPDR S&P 600 Small Cap ETF (NYSE ARCA)
- SM SM Energy (NYSE)
- SMG THE SCOTTS MIRACLE-GRO COMPANY (NYSE)
- SMH Semiconductor HOLDRs (NYSE)
- SMN ProShares UltraShort Basic Materials (NYSE)
- SMP Standard Motor Products Inc (NYSE)
- SMTX SMTC Corp (NASDAQ)
- SN Sanchez Energy Corp (NYSE)
- SNA Snap-on Inc (NYSE)
- SNAP Snap Inc (NYSE)
- SNAX Healthient Inc (OTCQB)
- SND SMART SAND, INC. (NASDAQ)
- SNDK SanDisk Corp (NASDAQ)
- SNDL SUNDIAL GROWERS INC. (NASDAQ)
- SNE Sony ADR repsg 1 Ord Shs (NYSE)
- SNN Smith & Nephew ADR Reptg 5 Ord Shs (NYSE)
- SNOW SNOWFLAKE INC. (NYSE)
- SNP China Petroleum and Chemical ADR Repstng 100 H Ord Shs (NYSE)
- SNPS Synopsys Inc (NASDAQ)
- SNV Synovus Financial Corp (NYSE)
- SNY Sanofi Aventis ADR Each Representing One Half Of One Ord Shs (NYSE)
- SO Southern Co (NYSE)
- SOCL Global X Social Media Index ETF (NASDAQ)
- SODA Sodastream International Ltd (NASDAQ)
- SOFI SOFI TECHNOLOGIES, INC. (NASDAQ)
- SOHU Sohu.Com Inc (NASDAQ)
- SOL ReneSola Ltd ADS (NYSE)
- SOLO Electrameccanica Vehicles Corp Ltd (NASDAQ)
- SONC Sonic Corp (NASDAQ)
- SONN SONNET BIOTHERAPEUTICS HOLDINGS, INC. (NASDAQ)
- SONO SONOS, INC. (NASDAQ)
- SONS Sonus Networks Inc (NASDAQ)
- SORL SORL Auto Parts Inc (NASDAQ)
- SOXL Direxion Daily Semicondct Bull 3X Shares (NYSE)
- SOXS Direxion Daily Semicondct Bear 3X Shares (NYSE)
- SPA Sparton Corp (NYSE)
- SPCE Virgin Galactic Holdings, Inc. (NYSE)
- SPEX Spherix Incorporated (NASDAQ)
- SPG Simon Property Group Inc (NYSE)
- SPI SPI Energy Co Ltd (NASDAQ)
- SPLK Splunk Inc (NASDAQ)
- SPLS Staples Inc (NASDAQ)
- SPN Superior Energy Services Inc (NYSE)
- SPPI Spectrum Pharmaceuticals Inc (NASDAQ)
- SPR SPIRIT AEROSYSTEMS HOLDINGS, INC. (NYSE)
- SPRT SUPPORT.COM, INC. (NASDAQ)
- SPU SkyPeople Fruit Juice Inc (NASDAQ)
- SPWR SunPower Corporation (NASDAQ)
- SPXL Direxion Daily S&P500 Bull 3X Shares (AMEX)
- SPXS Direxion Daily S&P500 Bear 3X Shares (AMEX)
- SPXU ProShares UltraPro Short S&P500 (NYSE)
- SPY SPDR S&P 500 (NYSE)
- SPYG SPDR Portfolio S&P 500 Growth ETF (NYSE ARCA)
- SQ Square Inc (NYSE)
- SQM Sociedad Quimica Y Minera De Chile SA (NYSE)
- SQQQ ProShares UltraPro Short QQQ (NASDAQ)
- SRAX SRAX, INC. (NASDAQ)
- SRE Sempra Energy (NYSE)
- SREV ServiceSource International (NASDAQ)
- SRGL Source Gold Corp (OTCBB)
- SRPT Sarepta Therapeutics Inc (NASDAQ)
- SRS ProShares UltraShort Real Estate (NYSE)
- SSI Stage Stores Inc (NYSE)
- SSL Sasol Ltd ADS (NYSE)
- SSN Samson Oil and Gas ADR Reptg 20 Ord Shs (AMEX)
- SSNC SS&C Technologies Holdings (NASDAQ)
- SSO ProShares Ultra S&P500 (NYSE)
- SSRI Silver Standard Resources Inc (NASDAQ)
- SSYS Stratasys Inc (NASDAQ)
- STEM STEM, INC (NYSE)
- STEV Stevia Corp (OTCBB)
- STI Suntrust Banks Inc (NYSE)
- STLD Steel Dynamics Inc (NASDAQ)
- STM STMicroelectronics N.V. ADS (NYSE)
- STRL STERLING CONSTRUCTION COMPANY INC (NASDAQ)
- STS Supreme Industries Inc (AMEX)
- STT State Street Corp (NYSE)
- STV China Digital TV Holding Co Ltd (NYSE)
- STVF Stevia First Corp (OTCBB)
- STX Seagate Technology (NASDAQ)
- STZ Constellation Brands Inc (NYSE)
- SU Suncor Energy Inc (NYSE)
- SUN Sunoco Inc (NYSE)
- SUNE SunEdison (NYSE)
- SUNW SUNWORKS INC. (NASDAQ)
- SVA SINOVAC BIOTECH Ltd (NASDAQ)
- SVBI Severn Bancorp Inc (NASDAQ)
- SVM Silvercorp Metals Inc (NYSE)
- SVNT Savient Pharmaceuticals Inc (NASDAQ)
- SVU SUPERVALU INC (NYSE)
- SVXY ProShares Short VIX Short-Term Fut ETF (AMEX)
- SWC Stillwater Mining Co (NYSE)
- SWHC Smith & Wesson Holding Corp (NASDAQ)
- SWI Solarwinds Inc (NYSE)
- SWK Stanley Black & Decker Inc (NYSE)
- SWKS Skyworks Solutions Inc (NASDAQ)
- SWN Southwestern Energy Co (NYSE)
- SXE Southcross Energy Partners L.P (NYSE)
- SXL SunoCo Logistics Partners LP (NYSE)
- SYK Stryker Corp (NYSE)
- SYM SYMBOTIC INC. (NASDAQ)
- SYMC Symantec Corp (NASDAQ)
- SYMX Synthesis Energy Systems Inc (NASDAQ)
- SYNC Synacor Inc (NASDAQ)
- SYPR Sypris Solutions Inc (NASDAQ)
- SYX Systemax Inc (NYSE)
- SYY Sysco Corporation (NYSE)
- SZO PowerShares DB Crude Oil Short ETN (AMEX)