| | XYF | X Financial | NYSE |
| | XTT.V | X-Terra Resources Inc. | TSXV |
| | XFOR | X4 Pharmaceuticals, Inc. | NASD |
| | FIVE.L | X5 Retail Group NV GDR | LSE |
| | XAR.L | Xaar | LSE |
| | XFLT | XAI Octagon Floating Rate & Alternative Income Term Trust of Beneficial Interest | NYSE |
| | XBIT | XBiotech Inc. | NASD |
| | XELB | XCel Brands, Inc. | NASD |
| | XEL | Xcel Energy | NASD |
| | XCHANGING.IN | Xchanging Solution Ltd | NSE |
| | XBC.V | Xebec Adsorption Inc. | TSXV |
| | XELPMOC.IN | Xelpmoc Design & Tech Ltd | NSE |
| | XNCR | Xencor, Inc. | NASD |
| | XBIO | Xenetic Biosciences, Inc. | NASD |
| | XHR | Xenia Hotels & Resorts, Inc. | NYSE |
| | XENE | Xenon Pharmaceuticals Inc. | NASD |
| | XERS | Xeris Pharmaceuticals Inc. | NASD |
| | XSG.L | Xeros Technology Group | LSE |
| | XRX | Xerox Holdings Corp. | NYSE |
| | XIACF | Xiaomi Corporation | PINK |
| | XIACY | Xiaomi Corporation | PINK |
| | XLNX | Xilinx, Inc. | NASD |
| | XIM.V | Ximen Mining Corp. | TSXV |
| | XIN | Xinyuan Real Estate Co., Ltd. | NYSE |
| | XLM.L | Xlmedia | LSE |
| | XOMA | XOMA Ltd. | NASD |
| | XRX.CA | XORTX Therapeutics Inc. | CSE |
| | XP | XP Inc | NASD |
| | XPP.L | XP Power Limited | LSE |
| | XPD.L | Xpediator Plc | LSE |
| | XPEL | Xpel Inc. | NASD |
| | XPER | Xperi Corp. | NASD |
| | XPO | XPO Logistics, Inc. | NYSE |
| | XSPA | XpresSpa Group, Inc. | NASD |
| | XPROINDIA.IN | Xpro India Ltd | NSE |
| | $XRPUSD | XRP to US Dollar | CRYPT |
| | XTNT | Xtant Medical Holdings, Inc. | AMEX |
| | XTLB | XTL Biopharmaceuticals Ltd. | NASD |
| | CBTC | XTRA Bitcoin Inc | PINK |
| | XTG.TO | Xtra-Gold Resources Corp. | TSE |
| | XTGRF | Xtra-Gold Resources Inc. | PINK |
| | EMIH | Xtrackers Emerging Markets Bond Interest Rate Hedged ETF | AMEX |
| | EURZ | Xtrackers Eurozone Equity ETF | AMEX |
| | HAUZ | Xtrackers International Real Estate ETF | AMEX |
| | IGIH | Xtrackers Investment Grade Bond Interest Rate Hedged ETF | AMEX |
| | JPN | Xtrackers Japan JPX-Nikkei 400 Equity ETF | AMEX |
| | HYDW | Xtrackers Low Beta High Yield Bond ETF | AMEX |
| | SNPE | Xtrackers S&P 500 ESG ETF | AMEX |
| | XTR.L | Xtract Resources | LSE |
| | XS.CA | Xtraction Services Holdings Corp | CSE |
| | XNET | Xunlei Limited | NASD |
| | XYL | Xylem Inc. | NYSE |
| | GRPS | XYZ Hemp Inc | PINK |