You also have to consider that its all relative. Nathan may think if the stock doubles over the next few years that not enough. Considering the return he's had on capital employed in the past that fair for him. He is very well placed in the industry with his skills and contacts to beat that performance.
But for your average investor that's a great return. With the industry experiencing 20% plus growth pa and the need to save money in the privatised American health industry AZV are still well placed.
AZV Price at posting:
32.5¢ Sentiment: Buy Disclosure: Held