$1.18/100g with sub & save. As cheap as it gets nowadays for vegemite.
Amazon are price matching the Coles 380g $5 ($1.50 off) - $1.32/100g special + a further 10% off with sub & save.
This is as cheap as it's been since June prime day, unfortunately there was no discount for Black Friday or Boxing Day, so this is the best there is.
Free delivery with either Amazon Prime, $39 spend or subscribe & save (if you already have an active subscription). You can change your Subscribe & Save date here. You can cancel your subscription here. The price is NOT locked in.
Got three of these a while ago, forgot to get rid of the S&S (first time), now I've got three years of Vegemite in the pantry