- RRTCX — T. Rowe Price Retirement 2030 Fund
- RRTDX — T. Rowe Price Retirement 2040 Fund Class R
- RRTFX — T. Rowe Price Retirement 2050 Fund
- RRTIX — T. Rowe Price Retirement Balanced Fund
- RRTNX — T. Rowe Price Retirement 2025 Fund Class R
- RRTPX — T. Rowe Price Retirement 2035 Fund
- RRTRX — T. Rowe Price Retirement 2045 Fund
- RRTVX — T. Rowe Price Retirement 2055 Fund
- RRX — Regal Rexnord Corporation
- RS — Reliance Steel & Aluminum Co.
- RS.TO — Real Estate Split Corp.
- RSCYX — Victory RS Small Cap Equity Fund
- RSEFX — Royce Small-Cap Special Equity Fund Service Class
- RSEGX — Victory RS Small Cap Growth Fund - Class A
- RSF — RiverNorth Capital and Income Fund, Inc.
- RSG — Republic Services, Inc.
- RSHO — Tema American Reshoring ETF
- RSI — Rush Street Interactive, Inc.
- RSI.TO — Rogers Sugar Inc.
- RSIGX — Victory RS International Fund - Class Y
- RSIVX — RiverPark Strategic Income Fund Retail Class
- RSJN — FT Vest U.S. Equity Equal Weight Buffer ETF - June
- RSKD — Riskified Ltd.
- RSLAX — American Funds SMALLCAP World R1
- RSLS — ReShape Lifesciences Inc.
- RSLV.V — Reyna Silver Corp.
- RSMC — Rockefeller U.S. Small-Mid Cap ETF
- RSMR — FT Vest U.S. Equity Equal Weight Buffer ETF - March
- RSMRX — RBC SMID Cap Growth Fund
- RSMV — Relative Strength Managed Volatility Strategy ETF
- RSMX.V — Regency Silver Corp.
- RSO — Resource Capital Corp. Resource
- RSP — Invesco S&P 500 Equal Weight ETF
- RSPA — Invesco S&P 500 Equal Weight Income Advantage ETF
- RSPC — Invesco S&P 500 Equal Weight Communication Services ETF
- RSPD — Invesco S&P 500 Equal Weight Consumer Discretionary ETF
- RSPE — Invesco ESG S&P 500 Equal Weight ETF
- RSPF — Invesco S&P 500 Equal Weight Financials ETF
- RSPG — Invesco S&P 500 Equal Weight Energy ETF
- RSPH — Invesco S&P 500 Equal Weight Health Care ETF
- RSPM — Invesco S&P 500 Equal Weight Materials ETF
- RSPN — Invesco S&P 500 Equal Weight Industrials ETF
- RSPP — RSP Permian, Inc.
- RSPR — Invesco S&P 500 Equal Weight Real Estate ETF
- RSPS — Invesco S&P 500 Equal Weight Consumer Staples ETF
- RSPT — Invesco S&P 500 Equal Weight Technology ETF
- RSPU — Invesco S&P 500 Equal Weight Utilities ETF
- RSPY — Revere Sector Opportunity ETF
- RSRFX — Reaves Utilities and Energy Infrastruct Fund Insti Shares
- RSRYX — Victory Strategic Income Fund - Class Y
- RSS.V — RESAAS Services Inc.
- RSSE — FT Vest U.S. Equity Equal Weight Buffer ETF - September
- RSSL — Global X - Russell 2000 ETF
- RSSS — Research Solutions, Inc.
- RSTI — Rofin Sinar Technologies Inc.
- RSVIX — RBC Small Cap Value Fund - Class I
- RSVR — Reservoir Media, Inc.
- RSVRW — Reservoir Media, Inc.
- RSYEX — Victory RS Small Cap Growth Fund - Class Y
- RSYS — Radisys Corporation
- RSYYX — Victory High Yield Fund - Class Y
- RTAC — Renatus Tactical Acquisition Corp I Class A Ordinary Shares
- RTACU — Renatus Tactical Acquisition Corp I
- RTACW — Renatus Tactical Acquisition Corp I Warrant
- RTB — RTB Digital Inc
- RTC — Baijiayun Group Ltd
- RTG.TO — RTG Mining Inc.
- RTH — VanEck Retail ETF
- RTI.V — Radient Technologies Inc.
- RTL — The Necessity Retail REIT, Inc.
- RTLA — iPath Long Extended Russell 2000TR ETN
- RTLPO — The Necessity Retail REIT, Inc.
- RTLPP — The Necessity Retail REIT, Inc.
- RTLR — Rattler Midstream LP
- RTM — Invesco S&P 500 Equal Weight Materials ETF
- RTO — Rentokil Initial plc
- RTOO — VistaShares Robotics Supercycle ETF
- RTP — Reinvent Technology Partners
- RTPY — Reinvent Technology Partners Y
- RTPYU — Reinvent Technology Partners Y
- RTX — RTX Corporation
- RTXG — Leverage Shares 2x Long RTX Daily ETF
- RTYD — Simplify US Small Cap PLUS Downside Convexity ETF
- RTYY — GraniteShares YieldBoost RIOT ETF
- RUA.TO — Rua Gold Inc.
- RUA.V — Rua Gold Inc.
- RUBH.TO — RBC U.S. Banks Yield (CAD Hedged) Index ETF
- RUBI — Rubico Inc. Common Stock
- RUBY — Rubius Therapeutics, Inc.
- RUBY.TO — RBC U.S. Banks Yield Index ETF
- RUD.TO — RBC Quant U.S. Dividend Leaders ETF
- RUDH.TO — RBC Quant U.S. Dividend Leaders (CAD Hedged) ETF
- RUE.TO — RBC Quant U.S. Equity Leaders ETF
- RUEH.TO — RBC Quant U.S. Equity Leaders (CAD Hedged) ETF
- RUFF — Alpha Dog ETF
- RUG.V — Rugby Resources Ltd.
- RUM — Rumble Inc.
- RUMBW — Rumble Inc.
- RUN — Sunrun Inc.
- RUNN — Running Oak Efficient Growth ETF
