Extract from Etrade website -
The price step increments for most ASX listed securities are:
Price Range Price Step Increments
0.1 cent to 9.9 cents 0.1 cent increments
10 cents to $1.995 0.5 cent increments
$2.00 to $999 1 cent increments
$1000 or greater $1.00 increments
* Loan Securities are traded in 0.1 cent increments.
Beppa is a loan security and can be traded in 0.1 cent increments.