- KANKF — Kaneka Corporation
- KANP — Kaanapali Land, LLC
- KAOCF — Kao Corporation
- KAOOY — Kao Corporation
- KAPA — Kairos Pharma, Ltd.
- KAPR — Innovator U.S. Small Cap Power Buffer ETF
- KAR.AX — Karoon Energy Ltd
- KARD — Kardigan, Inc.
- KARE — Koala Corporation
- KARNF — Kernel Holding S.A.
- KARO — Karooooo Ltd.
- KARS — KraneShares Electric Vehicles & Future Mobility Index ETF
- KARX — Karbon-X Corp.
- KASH.CN — Intellabridge Technology Corp.
- KAT — Scharf ETF
- KAU.AX — Kaiser Reef Limited
- KAVL — Kaival Brands Innovations Group, Inc.
- KAYS — Kaya Holdings, Inc.
- KAZR — Skyline Builders Group Holding Ltd. Class A
- KB — KB Financial Group Inc.
- KBA — KraneShares Bosera MSCI China A 50 Connect Index ETF**
- KBAB — KraneShares 2X Long BABA Daily ETF
- KBAGF — Koninklijke BAM Groep nv
- KBCSF — KBC Group N.V.
- KBCSY — KBC Group N.V.
- KBDC — Kayne Anderson BDC, Inc.
- KBDCF — Kingboard Holdings Limited
- KBDCY — Kingboard Holdings Limited
- KBDU — KraneShares 2X Long BIDU Daily ETF
- KBE — State Street SPDR S&P Bank ETF
- KBFR — Innovator U.S. Small Cap Managed 10 Buffer ETF
- KBH — KB Home
- KBL.TO — K-Bro Linen Inc.
- KBLB — Kraig Biocraft Laboratories, Inc.
- KBNT — Kubient, Inc.
- KBON — Karbon Capital Partners Corp.
- KBONU — Karbon Capital Partners Corp.
- KBR — KBR, Inc.
- KBRLF — K-Bro Linen Inc.
- KBSTF — Kobe Steel, Ltd.
- KBSX — FST Corp.
- KBUF — KraneShares 90% KWEB Defined Outcome January 2027 ETF
- KBWB — Invesco KBW Bank ETF
- KBWD — Invesco KBW High Dividend Yield Financial ETF
- KBWP — Invesco KBW Property & Casualty Insurance ETF
- KBWY — Invesco KBW Premium Yield Equity REIT ETF
- KBYPF — Kobayashi Pharmaceutical Co., Ltd.
- KC — Kingsoft Cloud Holdings Limited
- KC.V — Kutcho Copper Corp.
- KCA-UN — Kensington Capital Acquisition Corp. IV
- KCAC-UN — Kensington Capital Acquisition Corp. IV
- KCAI — KraneShares China Alpha Index ETF
- KCC.AX — Kincora Copper Limited
- KCC.V — Kincora Copper Limited
- KCCA — KraneShares California Carbon Allowance Strategy ETF
- KCCFF — Kutcho Copper Corp.
- KCDMF — Kimberly-Clark de México, S. A. B. de C. V.
- KCDMY — Kimberly-Clark de México, S. A. B. de C. V.
- KCE — State Street SPDR S&P Capital Markets ETF
- KCHV — Kochav Defense Acquisition Corp.
- KCHVR — Kochav Defense Acquisition Corp. Right
- KCHVU — Kochav Defense Acquisition Corp.
- KCKSF — Keck Seng Investments (Hong Kong) Limited
- KCLI — Kansas City Life Insurance Company
- KCN.AX — Kingsgate Consolidated Limited
- KCOP — Kurv Copper & Mining Enhanced Income ETF
- KCP.V — King Copper Discovery Corp.
- KCPC — Key Capital Corporation
- KCRD — Kindcard Inc.
- KCSH — KraneShares Sustainable Ultra Short Duration Index ETF
- KD — Kyndryl Holdings, Inc.
- KDCCF — Kadestone Capital Corp.
- KDCE — Kid Castle Educational Corporation
- KDCXF — Kudelski S.A.
- KDDIF — KDDI Corporation
- KDDIY — KDDI Corporation
- KDEF — PLUS Korea Defense Industry Index ETF
- KDK — Kodiak AI, Inc. Common Stock
- KDK.V — Kodiak Copper Corp.
- KDKCF — Kodiak Copper Corp.
- KDKGF — Klondike Gold Corp.
- KDKN — Kodiak Energy Inc.
- KDKRW — Kodiak AI, Inc. Warrants
- KDKWF — Kadokawa Corporation
- KDOZ.V — Kidoz Inc.
- KDOZF — Kidoz Inc.
- KDP — Keurig Dr Pepper Inc.
- KDRN — Kingsbarn Tactical Bond ETF
- KDVD — Keeley Dividend ETF
- KE — Kimball Electronics, Inc.
- KEAT — Keating Active ETF
- KEEL — Keel Infrastructure Corp.
- KEEL.TO — Keel Infrastructure Corp.
- KEEX — Defiance Daily Target 2X Long BITF ETF
- KEFI — Keweenaw Financial Corporation
- KEGS — 1812 Brewing Company Inc.
- KEGX — Key Energy Services, Inc.
- KEI.TO — Kolibri Global Energy Inc.
- KEL.TO — Kelt Exploration Ltd.
- KELRF — Keisei Electric Railway Co., Ltd.
