It looks like Google is continuing to roll out the Penguin 3.0 update, at least up till very recently if not today.
Though my client rankings are still holding, you never REALLY know everything’s okay for some time, even after the rollout is confirmed to be done. Google has a way of catching you at the moment you believe everything is in the clear, SEO wise.
Here’s a few excellent articles about the progress of Penguin from a couple of weeks ago. SEO forums were noting then that this was long past the implied schedule of 2 Weeks that Google indicated would see this done. Not so.
Read these and you’ll get a good sense of what’s been happening, who’s been affected in the rankings – up and down – and how this will play out in the foreseeable future for sites trying to get ahead. That’s pretty much all of us.
Search Engine Journals’ Take on Penguin 3.0 Continuing
Google: Penguin 3.0 Update Still Rolling Out Slowly (Search Engine Roundtable)