You don't even need a stack trace per se, the profiler should show you where everything is rooted in memory, or you should at least be able to track it back ite

You don't even need a stack trace per se, the profiler should show you where everything is rooted in memory, or you should at least be able to track it back item-by-item to see where they are being held for enough instances to get a general picture of where memory consumption is occurring.