Stocks to watch

Stocks to watch on the Australian stock exchange:

ANZ - ANZ BANKING GROUP - down 14 cents, or 0.5 per cent, at $26.52

CBA - COMMONWEALTH BANK - down $1.16, or 1.7 per cent, at $69.23

NAB - NATIONAL AUSTRALIA BANK - down 30 cents, or 1.1 per cent, at $26.38

WBC - WESTPAC - down 25 cents, or 0.9 per cent, at $27.53

Shares in the big four banks dropped after the ACCC late on Tuesday confirmed ANZ, Deutsche Bank and Citigroup had been charged with criminal cartel offences in relation to a 2015 ANZ capital raising.

BOT - BOTANIX - down 3.5 cents, or 19.4 per cent, at 14.5 cents

Early trials show that a synthetic form of a cannabis compound is safe and effective when used as a topical treatment for dermatitis, its developer Botanix Pharmaceuticals says.

MTS - METCASH - down 6 cents, or 2.2 per cent, at $2.70

Metcash is facing a full-year loss after it announced a $352 million hit due to the loss of one of its South Australian supermarket customers.