History
| March | 1948 | Yachiyo Securities Co., Ltd., established |
|---|---|---|
| April | 1968 | Yachiyo Securities obtained a securities license under the revised Securities and Exchange Law of Japan |
| October | 1981 | Yachiyo Securities, Koa Securities Co., Ltd., and The Nomura Securities Investment Trust Sales Co., Ltd., merged to form KOKUSAI Securities Co., Ltd. |
| May | 1987 | KOKUSAI Securities listed on the Second Section of the Tokyo, Osaka, and Nagoya stock exchanges |
| March | 1989 | KOKUSAI Securities listed on the First Section of the Tokyo, Osaka, and Nagoya stock exchanges |
| June | 1990 | KOKUSAI Computer System Co., Ltd., established (currently MUS Information Systems Co., Ltd.) |
| October | 1994 | <Mitsubishi Diamond Securities Co., Ltd., established (renamed to Tokyo-Mitsubishi Securities Co., Ltd., in April 1996)> |
| July | 1997 | KOKUSAI Investment Trust Management and KOKUSAI Investment Management merged to form KOKUSAI Asset Management Co., Ltd. |
| December | 1998 | KOKUSAI Securities registered as a securities company under the revised Securities and Exchange Law of Japan |
| July | 1999 | <Tokyo-Mitsubishi Securities took over and integrated all business operations of Mitsubishi TB Securities Co., Ltd.> |
| April | 2000 | <Universal Securities Co., Ltd., Taiheiyo Securities Co., Ltd., Towa Securities Co., Ltd. and Dai-ichi Securities Co., Ltd., merged to form Tsubasa Securities Co., Ltd.> |
| June | 2002 | <Tsubasa Securities and UFJ Capital Markets Securities Co., Ltd., merged to form UFJ Tsubasa Securities Co., Ltd.> |
| September | KOKUSAI Securities, Tokyo-Mitsubishi Securities, Tokyo-Mitsubishi Personal Securities Co., Ltd. and Issei Securities Co., Ltd., merged to form Mitsubishi Securities Co., Ltd., which simultaneously became a subsidiary of The Bank of Tokyo-Mitsubishi, Ltd., (currently MUFG Bank, Ltd.) and Mitsubishi Tokyo Financial Group, Inc. (currently Mitsubishi UFJ Financial Group, Inc.) | |
| June | 2003 | Tokyo-Mitsubishi International (HK) Limited, became a subsidiary of Mitsubishi Securities (currently MUFG Securities Asia Limited) |
| July | Tokyo-Mitsubishi Securities (USA), Inc., became a subsidiary of Mitsubishi Securities (currently MUFG Securities Americas Inc.) | |
| July | 2004 | Tokyo-Mitsubishi International plc, became a subsidiary of Mitsubishi Securities (currently MUFG Securities EMEA plc) |
| July | 2005 | Mitsubishi Securities became a directly owned subsidiary of Mitsubishi Tokyo Financial Group, Inc. (currently Mitsubishi UFJ Financial Group, Inc.) |
| October | Mitsubishi Securities and UFJ Tsubasa Securities merged to form Mitsubishi UFJ Securities Co., Ltd. As a result of the merger, UFJ Tsubasa Business Service Co., Ltd (currently MUS Business Service Co., Ltd.) became subsidiaries of Mitsubishi UFJ Securities. |
|
| September | 2007 | Mitsubishi UFJ Securities became a wholly owned subsidiary of Mitsubishi UFJ Financial Group (As a result, Mitsubishi UFJ Securities stocks were delisted.) |
| December | 2009 | Mitsubishi UFJ Securities Spin-off Preparation Co., Ltd. established |
| April | 2010 | Mitsubishi UFJ Securities transferred its domestic operations to Mitsubishi UFJ Securities Spin-off Preparation, by way of a split (absorption-type company split), became an intermediate holding company and renamed to Mitsubishi UFJ Securities Holdings Co., Ltd. Mitsubishi UFJ Securities Spin-off Preparation was renamed to Mitsubishi UFJ Securities Co., Ltd. |
| May | Mitsubishi UFJ Securities and the investment banking division of Morgan Stanley Japan Securities (currently Morgan Stanley MUFG Securities Co., Ltd.) integrated to form Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. | |
| April | 2015 | kabu. com Securities Co., Ltd. (currently Mitsubishi UFJ eSmart Securities Co., Ltd.) became a subsidiary of Mitsubishi UFJ Securities Holdings |
| July | 2016 | MUFG Securities Americas Inc. removed from the scope of consolidation of Mitsubishi UFJ Securities Holdings Co., Ltd. due to the in-kind dividend of all its shares to Mitsubishi UFJ Financial Group, Inc. |
| October | 2017 | MUFG Securities (Canada), Ltd. became a subsidiary of Mitsubishi UFJ Securities Holdings |
| March | 2018 | MUFG Securities EMEA plc established MUFG Securities (Europe) N.V. |
| January | 2025 | au Kabucom Securities Co., Ltd. (currently Mitsubishi UFJ eSmart Securities Co., Ltd.) removed from the scope of consolidation of Mitsubishi UFJ Securities Holdings Co., Ltd. due to the transfer of all its shares to MUFG Bank, Ltd. through a company split (absorption-type split) |
| February | Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. established MUFG Morgan Stanley Credit Solutions Co., Ltd. |