It was from the finance committee. I only took this on recently. Duff Conacher, who typically handles these things, may have been aware of it before I was, but it was brought to my attention at least a couple of weeks ago.
Evidence of meeting #48 for Finance in the 41st Parliament, 1st Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was banks.
A recording is available from Parliament.