Research in Motion Risk Arbitrage Idea

Rimm currently has a bid/ask on the TSX of:

17.99/18.05 Canadian dollars

This means you can currently sell 1000 rim shares for $17990.00 +commission.

RIMM is trading in the US at:

17.34/17.35$ US Dollars.

Currently the conversion rate of US to Canadian cash rate using TD is:

1.0223

Meaning you can buy 1000 Rimm Shares for 17736.91 Canadian Dollars +commission.

Not really profitable on small level, but calculate a larger amount, say 1000 shares (still same commission)
Buy 1000 shares in US for 17 350 USD or 17 736.91 CAD, Sell 1000 Shares in Canada for 17 990.00 CAD.  Your unrealised profits are 17 990 - 17 736.91 = $253.09

Risks:
-Holding while waiting for prices to converge
-Currency risk.