- DGT — State Street SPDR Global Dow ETF
- DGTL.V — DGTL Holdings Inc.
- DGX — Quest Diagnostics Incorporated
- DGX.V — Digi Power X Inc.
- DGXX — Digi Power X Inc.
- DGZ — DB Gold Short Exchange Traded Notes
- DH — Definitive Healthcare Corp.
- DHAC — Digital Health Acquisition Corp.
- DHACU — Digital Health Acquisition Corp.
- DHACW — Digital Health Acquisition Corp.
- DHAI — DIH Holding US, Inc.
- DHAIW — DIH Holding US, Inc. Warrants
- DHB.V — Delivra Health Brands Inc.
- DHBC — DHB Capital Corp.
- DHBCU — DHB Capital Corp.
- DHBCW — DHB Capital Corp.
- DHC — Diversified Healthcare Trust
- DHCA — DHC Acquisition Corp.
- DHCAU — DHC Acquisition Corp.
- DHCAW — DHC Acquisition Corp.
- DHCNI — Diversified Healthcare Trust, 5.625% Senior Notes due 2042
- DHCNL — Diversified Healthcare Trust
- DHF — BNY Mellon High Yield Strategies Fund
- DHFCX — Diamond Hill Long Short Fund Class C
- DHHC — DiamondHead Holdings Corp.
- DHHCU — DiamondHead Holdings Corp.
- DHHCW — DiamondHead Holdings Corp.
- DHI — D.R. Horton, Inc.
- DHIL — Diamond Hill Investment Group, Inc.
- DHLAX — Diamond Hill Large Cap Fund
- DHLRX — Diamond Hill Large Cap Fund
- DHLSX — Diamond Hill Long Short Fund Class I
- DHLTX — Diamond Hill All Cap Select Fund Class I
- DHLX — Diamond Hill Funds
- DHLYX — Diamond Hill Large Cap Fund Class Y
- DHMAX — Diamond Hill Small-Mid Cap Fund
- DHMCX — Diamond Hill Small Mid Cap Fund Class C
- DHMIX — Diamond Hill Small Mid Cap Fund Class I
- DHMYX — Diamond Hill Small-Mid Cap Fund
- DHR — Danaher Corporation
- DHROX — Diamond Hill Research Opportunities Fund Class A
- DHS — WisdomTree U.S. High Dividend Fund
- DHSB — Day Hagan Smart Buffer ETF
- DHT — DHT Holdings, Inc.
- DHT-U.TO — DRI Healthcare Trust
- DHT-UN.TO — DRI Healthcare Trust
- DHTCX — Diamond Hill All Cap Select Fund Class C
- DHTYX — Diamond Hill All Cap Select Fund
- DHX — DHI Group, Inc.
- DHY — Credit Suisse High Yield Bond Fund, Inc.
- DI — PIMCO Diversified Income Active ETF
- DIA — SPDR Dow Jones Industrial Average ETF Trust
- DIA.V — Margaret Lake Diamonds Inc.
- DIAL — Columbia Diversified Fixed Income Allocation ETF
- DIAM.TO — Star Diamond Corporation
- DIAMX — Diamond Hill Long-Short Fund
- DIAX — Nuveen Dow 30 Dynamic Overwrite Fund
- DIAYX — Diamond Hill Long-Short Fund
- DIBS — 1stdibs.Com, Inc.
- DICE — DICE Therapeutics, Inc.
- DIDI — DiDi Global Inc.
- DIEM — Franklin Emerging Market Core Dividend Tilt Index ETF
- DIET — Defiance Next Gen Food & Agriculture ETF
- DIFGX — MFS Diversified Income Fund
- DIG — ProShares Ultra Oil & Gas
- DIHRX — International High Relative Profitability Portfolio Institutional Class
- DII-B.TO — Dorel Industries Inc.
- DIISX — BNY Mellon International Stock Index Fund
- DILA — DILA Capital Acquisition Corp.
- DILAU — DILA Capital Acquisition Corp.
- DILAW — DILA Capital Acquisition Corp.
- DILRX — DFA International Large Cap Growth Portfolio
- DIM — WisdomTree International MidCap Dividend Fund
- DIME — CoinShares Altcoins ETF
- DIN — Dine Brands Global, Inc.
- DINE — Simplify Tax Aware Diversified Income Strategy ETF
- DINO — HF Sinclair Corporation
- DIOD — Diodes Incorporated
- DIP — BTD Capital Fund
- DIPS — YieldMax Short NVDA Option Income Strategy ETF
- DIPSX — DFA Inflation-Protected Securities Portfolio
- DIR-UN.TO — Dream Industrial Real Estate Investment Trust
- DIRT — iPath Pure Beta Agriculture ETN
- DIS — The Walt Disney Company
- DISA — Disruptive Acquisition Corporation I
- DISAU — Disruptive Acquisition Corporation I
- DISAW — Disruptive Acquisition Corporation I
- DISC.TO — BMO Global Consumer Discretionary Hedged to CAD Index ETF
- DISCA — Warner Bros. Discovery, Inc.
- DISCB — Warner Bros. Discovery, Inc.
- DISCK — Warner Bros. Discovery, Inc.
- DISH — DISH Network Corporation
- DISIX — BNY Mellon Smallcap Stock Index Fund
- DISK — TEMA MEMORY ETF
- DISMX — DFA - International Small Cap Growth Portfolio
- DISO — YieldMax DIS Option Income Strategy ETF
- DISSX — BNY Mellon Small Cap Stock Index Fund Investor Shares
- DIST — Distoken Acquisition Corporation
- DISVX — DFA International Small Cap Value Portfolio
- DIT — AMCON Distributing Company
