Meanings
- not comparablebusinessBeing or relating to a tax fraud scheme in which traders buy shares cum dividend and sell them ex dividend, yielding above-normal profits.
Cite this entry
cum-ex. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/cum-ex
“cum-ex.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cum-ex. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “cum-ex,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/cum-ex.
Source: cum-ex on Wiktionary, CC BY-SA 4.0.