William Blair Investment Management’s Affiliated Managers Group AMG Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q3	–	Sell	-7,425	Closed	-$684K	–	358
2019 Q2	$684K	Hold	7,425	–	–	﹤0.01%	366
2019 Q1	$795K	Hold	7,425	–	–	﹤0.01%	388
2018 Q4	$723K	Hold	7,425	–	–	﹤0.01%	393
2018 Q3	$1.01M	Hold	7,425	–	–	﹤0.01%	391
2018 Q2	$1.1M	Sell	7,425 -203,425	-96%	-$33.5M	﹤0.01%	395
2018 Q1	$40M	Sell	210,850 -1,020,615	-83%	-$199M	0.15%	158
2017 Q4	$253M	Sell	1,231,465 -287,907	-19%	-$55.8M	0.98%	16
2017 Q3	$288M	Sell	1,519,372 -26,271	-2%	-$4.67M	1.03%	20
2017 Q2	$256M	Sell	1,545,643 -37,772	-2%	-$6.03M	0.93%	23
2017 Q1	$260M	Sell	1,583,415 -114,513	-7%	-$18.1M	0.98%	21
2016 Q4	$247M	Sell	1,697,928 -143,872	-8%	-$20.9M	0.99%	21
2016 Q3	$267M	Buy	1,841,800 +50,245	+3%	+$7.19M	1.03%	22
2016 Q2	$252M	Sell	1,791,555 -407,275	-19%	-$66.7M	1%	20
2016 Q1	$357M	Sell	2,198,830 -113,785	-5%	-$15.9M	1.42%	3
2015 Q4	$369M	Buy	2,312,615 +607,239	+36%	+$104M	1.5%	4
2015 Q3	$292M	Buy	+1,705,376	New	+$335M	0.6%	16