Inflation - three photos, 27 days apart

On June 8th of this year, I posted that Costco's price for Tri Tip beef had gone up by a dollar.
Now? Another dollar increase. Here are the three photos - I am counting the days from the Pack Date:

When I was there yesterday, I picked up a Chuck steak. I love Tri Tip but this is way too much for what it is worth.
Note that it is the same SKU on all labels as well as the same store number. This is the raw data. This is inflation.