investment securities
A financial term referring to securities held for investment purposes, such as stocks and bonds, as opposed to trading securities.
Our company holds many stocks as investment securities.
有価証券 is a broader term for any securities, while 投資有価証券 specifically refers to those held for investment.
売買目的有価証券 are trading securities held for short-term profit, contrasting with the longer-term investment intent of 投資有価証券.
Compound of 投資 (investment) and 有価証券 (securities).