Tocqueville Asset Management’s Alexion Pharmaceuticals ALXN Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q1	–	Sell	-66,460	Closed	-$8.13M	–	849
2016 Q4	$8.13M	Buy	66,460 +21,135	+47%	+$2.59M	0.1%	218
2016 Q3	$5.55M	Buy	45,325 +6,090	+16%	+$784K	0.07%	263
2016 Q2	$4.58M	Sell	39,235 -22,875	-37%	-$3.25M	0.05%	304
2016 Q1	$8.65M	Buy	62,110 +12,520	+25%	+$1.84M	0.11%	201
2015 Q4	$9.46M	Sell	49,590 -950	-2%	-$166K	0.13%	185
2015 Q3	$7.9M	Buy	50,540 +6,315	+14%	+$1.15M	0.11%	228
2015 Q2	$8M	Buy	44,225 +2,150	+5%	+$371K	0.09%	235
2015 Q1	$7.29M	Buy	42,075 +160	+0.4%	+$29K	0.09%	253
2014 Q4	$7.76M	Sell	41,915 -2,025	-5%	-$375K	0.08%	243
2014 Q3	$7.29M	Buy	43,940 +575	+1%	+$94.4K	0.08%	242
2014 Q2	$6.78M	Buy	43,365 +3,800	+10%	+$600K	0.07%	270
2014 Q1	$6.02M	Sell	39,565 -3,440	-8%	-$547K	0.08%	228
2013 Q4	$5.71M	Buy	43,005 +1,300	+3%	+$156K	0.08%	234
2013 Q3	$4.84M	Buy	41,705 +1,715	+4%	+$188K	0.06%	303
2013 Q2	$3.69M	Buy	+39,990	New	+$3.85M	0.05%	327