Updated: Jul 20, 2018
The European Banking Institute recently published a list of cases within the Banking Union framework. The selection provides an excellent overview, covering:
Actions for annulment against ECB supervisory decisions
Actions for annulment against SRB decisions
Preliminary ruling proceedings on EU Banking Law (CRR, CRDIV and SSM Regulation)
Judicial proceedings concerning Banking Union legislation and/or acts of EU institutions before national courts.
You can access the full overview here.