- Sangamo Therapeutics, Inc.
- Sanm
- Sanmina Corporation
- Sanw
- Sar
- Sarepta Therapeutics, Inc.
- Sareum Holdings plc
- Sasr
- Sats
- Sava
- Savara Inc.
- Save
- Sbac
- Sbcf
- Sbet
- Sbev
- Sbfg
- Sbfm
- Sbgi
- Sbh
- Sbow
- Sbra
- Sbsi
- Sbt
- Sbux
- Sbxc
- ScPharmaceuticals Inc.
- ScanSource, Inc.
- Scco
- Schl
- Schneider National, Inc.
- Scholar Rock Holding Corporation
- Scholastic Corporation
- Schrödinger, Inc.
- Schw
- Sci
- Science Applications International Corporation
- Sckt
- Scl
- Sclx
- Scm
- Scni
- Scor
- Scph
- Scpx
- Scs
- Scsc
- Scvl
- Scwo
- Scwx
- Scyx
- Sd
- Sdgr
- Sdhc
- Sdig
- Sdot
- Sdpi
- Seaboard Corporation
- Seacoast Banking Corporation of Florida
- Seagate Technology Holdings PLC
- Sealed Air Corporation
- Seat
- Seb
- Second Sight Medical Products, Inc.
- SecureWorks Corp.
- Security National Financial Corporation
- Seda
- Sedg
- See
- Seel
- Seelos Therapeutics, Inc.
- Seer
- Seer, Inc.
- Seic
- SelectQuote, Inc.
- Select Energy Services, Inc.
- Select Medical Holdings Corporation
- Self
- Sem
- SemiLEDs Corporation
- Semler Scientific, Inc.
- Semr
- Semrush Holdings, Inc.
- Semtech Corporation
- Senea
- Seneb
- SenesTech, Inc.
- Senmiao Technology Limited
- Sens
- Sensata Technologies Holding plc
- Sensei Biotherapeutics, Inc.
- Senseonics Holdings, Inc.
- Sensient Technologies Corporation
- Sensor Technologies Inc.
- Senti Biosciences, Inc.
- SentinelOne, Inc.
- Ser
- Sera
- Sera Prognostics, Inc.
- Seres Therapeutics, Inc.
- Serv
- ServiceMaster Brands
- ServiceNow, Inc.
- Service Corporation International
- ServisFirst Bancshares, Inc.
- Servotronics, Inc.
- Ses
- Sezl
- Sezzle Inc.
- Sf
- Sfbc
- Sfbs
- Sfix
- Sfm
- Sfnc
- Sfst
- Sg
- Sga
- Sgbx
- Sgc
- Sgd
- Sge
- Sgh
- Sght
- Sgly
- Sgma
- Sgmo
- Sgmt
- Sgn
- Sgrp
- Sgry
- Sgu
- Shak
- Shake Shack Inc.
- SharpLink Gaming Ltd.
- Shattuck Labs, Inc.
- Shbi
- Shc
- Shco
- Shcr
- Shen
- Shenandoah Telecommunications Company
- Shfs
- Shift4 Payments, Inc.
- ShiftPixy, Inc.
- Shim
- ShimmerCat AB
- Shineco, Inc.
- Shls
- Sho
- Shoals Technologies Group, Inc.
- Shoe Carnival, Inc.
- Shoo
- Shore Bancshares, Inc.
- Shot
- ShotSpotter, Inc.
- Shph
- Shutterstock, Inc.
- Shuttle Pharmaceuticals Holdings, Inc.
- Shw
- Shyf
- SiNtx Technologies, Inc.
- SiTime Corporation
- Sibn
- Sidu
- Sidus Space, Inc.
- Sieb
- Siebert Financial Corp.
- Sierra Bancorp
- Sierra Metals Inc.
- Sif
- Sig
- Siga
- Sight Sciences, Inc.
- Sigi
- SigmaTron International, Inc.
- Signet Jewelers Limited
- Sila
- Silagen Group Inc.
- Silgan Holdings Inc.
- Silicon Laboratories Inc.
- Silk
- Silk Road Medical, Inc.
- Silo
- Silo Pharma, Inc.
- SilverBow Resources, Inc.
- Silvercrest Asset Management Group Inc.
- Simmons First National Corporation
- Simpson Manufacturing Co., Inc.
- Simulations Plus, Inc.
- Sinclair Broadcast Group, Inc.
- Singular Genomics Systems, Inc.
- Singularity Future Technology Ltd.
- Sint
- Siri
- Sirius International Insurance Group, Ltd.
- Sirius XM Holdings Inc.
- Sisi
- Sitc
- Site
- SiteOne Landscape Supply, Inc.
- Sitm
- Six
- Six Flags Entertainment Corporation
- Sixth Street Specialty Lending, Inc.
- Sjm
- Sjw
- Skechers U.S.A., Inc.
- Skgr
- Skgru
- Skil
- Skin
- Sklz
- Skt
- Skwd
- Skx
- Sky
- SkyWater Technology, Inc.
- SkyWest, Inc.
- Skye
- Skye Bioscience, Inc.
- Skyh
- Skylight Health Group Inc.
- Skyline Champion Corporation
- Skyt
- Skyw
- Skyworks Solutions, Inc.
- Skyx
- Slab
- Slb
- Slca
- Sldb
- Sldp
- Sle
- Sleep Number Corporation
- Slg
- Slgn
- Slm
- Slnd
- Slng
- Slnh
- Slno
- Slp
- Slqt
- Slrc
- Slrn
- Slrx
- Sls
- Slvm
- Sm
- Smar
- SmartFinancial, Inc.
- Smart Powerr Corp.
- Smart Sand, Inc.
- Smart for Life, Inc.
- Smartsheet Inc.
- Smbc
- Smbk
- Smci
- Smfl
- Smg
- Smhi
- Smid
- Smith-Midland Corporation
- Smith & Wesson Brands, Inc.
- Smith Micro Software, Inc.
- Smlp
- Smlr
- Smmt
- Smp
- Smpl
- Smr
- Smrt
- Smsi
- Smtc
- Smti
- Smtk
- Smxt
- Sna
- Snal
- Snap
- Snap-on Incorporated
- Snap Inc.
- Snap One Holdings Corp.
- Snax
- Snbr
- Sncr
- Sncy
- Snd
- Snda
- Sndr
- Sndx
- Snes
- Snex
- Snfca
- Sngx
- Snoa
- Snow
- Snowflake Inc.
- Snpo
- Snps
- Snpx
- Snse
- Snti
- Snv
- Snx
- So
- Soar
- Sobr
- Soc
- Society Pass Incorporated
- Socket Mobile, Inc.
- Sofi
- Soho
- Soho House & Co Inc.
- Soi
- Sol
- SolarEdge Technologies, Inc.
- SolarWinds Corporation
- Solaris Oilfield Infrastructure, Inc.
- Solid Biosciences Inc.
- Solitario Zinc Corp.
- Solo Brands, Inc.
- Son
- Sond
- Sonic Automotive, Inc.
- Sonida Senior Living, Inc.
- Sonim Technologies, Inc.
- Sonm
- Sonn
- Sono
- Sono-Tek Corporation
- Sonoco Products Company
- Sonos, Inc.
- Sopa
- Sotera Health Company
- Sotk
- Soun
- Sound Financial Bancorp, Inc.
- SouthState Corporation
- South Plains Financial, Inc.
- Southern California Bancorp
- Southern Copper Corporation
- Southern First Bancshares, Inc.
- Southern Missouri Bancorp, Inc.