Pure Trading Monthly Market Summary September 28 2007 Closing Numbers

Trading Activity
Stock                           	Symbol	    Volume	     Value	Trades	        High	     Low	   Close
ABER DIAMOND CORP               	ABZ   	     20400	    792439	 109	      39.230	  38.340	  38.920
FAIRFAX FINANCIAL HOLDINGS LTD., SV	FFH   	     12900	   3276422	 110	     260.670	 240.990	 241.170
iSharesTM CDN Energy Sector Index Fund	XEG   	     85200	   7444249	  92	      88.570	  86.130	  86.860

Most Active by Volume
Stock                           	Symbol	    Volume	     Value	Trades	        High	     Low	   Close
iSharesTM CDN Energy Sector Index Fund	XEG   	     85200	   7444249	  92	      88.570	  86.130	  86.860
ABER DIAMOND CORP               	ABZ   	     20400	    792439	 109	      39.230	  38.340	  38.920
FAIRFAX FINANCIAL HOLDINGS LTD., SV	FFH   	     12900	   3276422	 110	     260.670	 240.990	 241.170

Most Active by Value
Stock                           	Symbol	    Volume	     Value	Trades	        High	     Low	   Close
iSharesTM CDN Energy Sector Index Fund	XEG   	     85200	   7444249	  92	      88.570	  86.130	  86.860
FAIRFAX FINANCIAL HOLDINGS LTD., SV	FFH   	     12900	   3276422	 110	     260.670	 240.990	 241.170
ABER DIAMOND CORP               	ABZ   	     20400	    792439	 109	      39.230	  38.340	  38.920

Most Active by Trades
Stock                           	Symbol	    Volume	     Value	Trades	        High	     Low	   Close
FAIRFAX FINANCIAL HOLDINGS LTD., SV	FFH   	     12900	   3276422	 110	     260.670	 240.990	 241.170
ABER DIAMOND CORP               	ABZ   	     20400	    792439	 109	      39.230	  38.340	  38.920
iSharesTM CDN Energy Sector Index Fund	XEG   	     85200	   7444249	  92	      88.570	  86.130	  86.860

	              Trades:	            311
	        Total Volume:	        118,500
	         Total Value:	    $11,513,110
	Avg Volume per Trade:	            381
	 Avg Value per Trade:	        $37,020
	 Avg Price per Share:	         $97.16

Note 1:  z - Full Volume.
Note 2:  Change calculated using unadjusted closing prices.