信用 しんよう銘柄 めいがらではありませんでした
shin'yō meigaradewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 信用銘柄

1. Was not a trusted/creditworthy stock.; Was not a reliable issue.

Past/Perfective
Negative
Polite
Formal Register