Marshall Wace North America’s Vertex Pharmaceuticals VRTX Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q3	$81.9M	Sell	451,406 -128,419	-22%	-$25.1M	0.35%	57
2021 Q2	$117M	Sell	579,825 -407,463	-41%	-$85.2M	0.49%	41
2021 Q1	$212M	Buy	987,288 +272,560	+38%	+$59.9M	0.88%	12
2020 Q4	$169M	Buy	714,728 +615,362	+619%	+$141M	0.76%	16
2020 Q3	$27M	Sell	99,366 -140,898	-59%	-$38.9M	0.17%	149
2020 Q2	$69.8M	Sell	240,264 -47,636	-17%	-$12.9M	0.46%	50
2020 Q1	$68.5M	Sell	287,900 -301,418	-51%	-$69.1M	0.52%	57
2019 Q4	$129M	Sell	589,318 -163,350	-22%	-$33.1M	0.62%	40
2019 Q3	$128M	Sell	752,668 -132,322	-15%	-$23.4M	0.73%	37
2019 Q2	$162M	Buy	884,990 +92,983	+12%	+$16.3M	1.01%	22
2019 Q1	$146M	Buy	792,007 +291,952	+58%	+$53.9M	1.03%	19
2018 Q4	$82.9M	Sell	500,055 -304,706	-38%	-$52.8M	0.8%	29
2018 Q3	$155M	Sell	804,761 -583,039	-42%	-$104M	1.07%	21
2018 Q2	$236M	Buy	1,387,800 +727,532	+110%	+$113M	1.34%	8
2018 Q1	$108M	Sell	660,268 -162,620	-20%	-$26.6M	0.54%	38
2017 Q4	$123M	Buy	822,888 +256,709	+45%	+$38M	0.68%	23
2017 Q3	$86.1M	Buy	566,179 +145,864	+35%	+$22M	0.55%	21
2017 Q2	$54.2M	Sell	420,315 -4,248	-1%	-$511K	0.4%	55
2017 Q1	$46.3M	Buy	+424,563	New	+$37.4M	0.37%	79