| QUSA | VistaShares Target 15 USA Quality Income ETF | | |
| QVAL | Alpha Architect U.S. Quantitative Value ETF | | |
| QVML | Invesco S&P 500 QVM Multi-factor ETF | | |
| QVMM | Invesco S&P MidCap 400 QVM Multi-factor ETF | | |
| QVMS | Invesco S&P SmallCap 600 QVM Multi-factor ETF | | |
| QVMT | Invesco S&P 500 Concentrated QVM ETF | | |
| QVOL | Infrastructure Capital Nasdaq Option Income ETF | | |
| QVOY | Q3 Active Rotation ETF | | |
| QWLD | State Street SPDR MSCI World StrategicFactors ETF | | |
| QXQ | SGI Enhanced Nasdaq-100 ETF | | |
| QYLD | Global X NASDAQ 100 Covered Call ETF | | |
| QYLG | Global X Nasdaq 100 Covered Call & Growth ETF | | |
| RAA | SMI 3Fourteen REAL Asset Allocation ETF | | |
| RAAA | Reckoner Yield Enhanced AAA CLO ETF | | |
| RAAR | Reckoner Yield Enhanced AAA CLO Reinvesting ETF | | |
| RAAX | VanEck Real Assets ETF | | |
| RAAY | Reckoner Yield Enhanced AAA CLO Annual ETF | | |
| RACK | VanEck Data Center Supply Chain ETF | | |
| RADD | AB US Research Advanced ETF | | |
| RAFE | PIMCO RAFI ESG U.S. ETF | | |
| RAM | Roundhill T-REX 2X Long DRAM Daily Target ETF | | |
| RAML | Leverage Shares 2X Long Memory Daily ETF | | |
| RAMZ | T-REX 2X Inverse DRAM Daily Target ETF | | |
| RANK | Defiance KSM TipRanks Analyst ETF | | |
| RAUS | RACWI US ETF | | |
| RAVI | Northern Trust Ultra-Short Fixed Income ETF | | |
| RB | ProShares Russell 2000 Dynamic Buffer ETF | | |
| RBIL | F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF | | |
| RBLD | First Trust Alerian US NextGen Infrastructure ETF | | |
| RBLU | T-REX 2X Long RBLX Daily Target ETF | | |
| RBLY | YieldMax RBLX Option Income Strategy ETF | | |
| RBTX | iShares Future Robotics and Related Technologies Active ETF | | |
| RBUF | Innovator U.S. Small Cap 10 Buffer ETF - Quarterly | | |
| RCAX | Defiance Daily Target 2x Long RCAT ETF | | |
| RCGE | RockCreek Global Equality ETF | | |
| RCLO | Reckoner BBB-B CLO ETF | | |
| RCLR | Reckoner BBB-B CLO Reinvesting ETF | | |
| RCLY | Reckoner BBB-B CLO Annual ETF | | |
| RCTR | First Trust Bloomberg Nuclear Power ETF | | |
| RDDC | Corgi RDDT 2x Daily ETF | | |
| RDFI | Rareview Dynamic Fixed Income ETF | | |
| RDIV | Invesco S&P Ultra Dividend Revenue ETF | | |
| RDOG | ALPS REIT Dividend Dogs ETF | | |
| RDTE | Roundhill Russell 2000 0DTE Covered Call Strategy ETF | | |
| RDTL | GraniteShares 2x Long RDDT Daily ETF | | |
| RDTY | YieldMax R2000 0DTE Covered Strategy ETF | | |
| RDVI | FT Vest Rising Dividend Achievers Target Income ETF | | |
| RDVY | First Trust Rising Dividend Achievers ETF | | |
| RDWU | T-REX 2X Long RDW Daily Target ETF | | |
| RDYY | YieldMax RDDT Option Income Strategy ETF | | |