| WT | WisdomTree, Inc. Common Stock | | |
| WTI | W&T Offshore, Inc. Common Stock | | |
| WTM | White Mountains Insurance Group, Ltd. Common Stock | | |
| WTRG | Essential Utilities, Inc. Common Stock | | |
| WTS | Watts Water Technologies, Inc. Class A Common Stock | | |
| WTTR | Select Water Solutions, Inc. Class A common stock | | |
| WU | Western Union Company (The) Common Stock | | |
| WWW | Wolverine World Wide, Inc. Common Stock | | |
| WY | Weyerhaeuser Company Common Stock | | SP500 |
| XFLH | XFLH Capital Corporation Ordinary Shares | | |
| XFLH^ | XFLH Capital Corporation Rights to receive one-seventh (1/7) of one Ordinary Share | | |
| XFLH= | XFLH Capital Corporation Units, each consisting of one Ordinary Share and one Right | | |
| XFLT | XAI Floating Rate & Alternative Income Trust Common Shares of Beneficial Interest | | |
| XHR | Xenia Hotels & Resorts, Inc. Common Stock | | |
| XIFR | XPLR Infrastructure, LP Common Units representing limited partner interests | | |
| XOM | ExxonMobil Holdings Corporation Common Stock | | SP500 |
| XPER | Xperi Inc. Common Stock | | |
| XPEV | XPeng Inc. American depositary shares, each representing two Class A ordinary shares | | |
| XPO | XPO, Inc. Common Stock | | |
| XPOF | Xponential Fitness, Inc. Class A Common Stock | | |
| XPRO | Expro Ltd Ordinary Shares | | |
| XRN | Chiron Real Estate Inc. Common Stock | | |
| XRN-A | Chiron Real Estate Inc. Series A Cumulative Redeemable Preferred Stock | | |
| XRN-B | Chiron Real Estate Inc. 8.00% Series B Cumulative Redeemable Preferred Stock, $0.001 par value per share | | |
| XTND | Xtend AI Robotics, Inc. Common Stock | | |
| XXI | Twenty One Capital, Inc. Class A Common Stock | | |
| XYF | X Financial American Depositary Shares, each representing six Class A Ordinary Shares | | |
| XYL | Xylem Inc. Common Stock New | | SP500 |
| XYZ | Block, Inc. Class A Common Stock, | | SP500 |
| XZO | Exzeo Group, Inc. Common Stock | | |
| YALA | Yalla Group Limited American Depositary Shares, each representing one Class A Ordinary Share | | |
| YCY | AA Mission Acquisition Corp. II Class A Ordinary Shares | | |
| YCY+ | AA Mission Acquisition Corp. II Warrants, each whole warrant entitles to purchase one Class A ordinary share at a price of $11.50 per share | | |
| YCY= | AA Mission Acquisition Corp. II Units, each consisting of one Class A ordinary share and one-half of one warrant | | |
| YELP | Yelp Inc. Common Stock | | |
| YETI | YETI Holdings, Inc. Common Stock | | |
| YEXT | Yext, Inc. Common Stock | | |
| YMM | Full Truck Alliance Co. Ltd. American Depositary Shares (each representing 20 Class A Ordinary Shares) | | |
| YOU | Clear Secure, Inc. Class A Common Stock | | |
| YPF | YPF Sociedad Anonima American Depositary Shares | | |
| YRD | Yiren Digital Ltd. American Depositary Shares, each representing two ordinary shares | | |
| YSG | Yatsen Holding Limited American Depositary Shares, each representing twenty (20) Class A Ordinary Shares | | |
| YSS | York Space Systems Inc. Common Stock | | |
| YUM | Yum! Brands, Inc. | | SP500 |
| YUMC | Yum China Holdings, Inc. Common Stock | | |
| ZBH | Zimmer Biomet Holdings, Inc. Common Stock | | SP500 |
| ZEPP | Zepp Health Corporation American depositary shares, each representing sixteen Class A ordinary shares | | |
| ZETA | Zeta Global Holdings Corp. Class A Common Stock | | |
| ZGN | Ermenegildo Zegna N.V. Ordinary Shares | | |
| ZH | Zhihu Inc. American Depositary Shares, each representing three (3) Class A Ordinary Shares | | |