Palo Alto Investors LP ALEXION PHARMACEUTICALS INC Transaction History

Palo Alto Investors LP

$790 Million
Q2 2024

Shares

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held	SEC Form
Q3 2021 Nov 15, 2021	SELL	N/A	-94,850 Closed	0 $0
Q2 2021 Aug 16, 2021	SELL	N/A	-140,426 Reduced 59.69%	94,850 $17.4 Million
Q1 2021 May 17, 2021	SELL	N/A	-268,153 Reduced 53.27%	235,276 $36 Million
Q4 2020 Feb 16, 2021	BUY	N/A	45,900 Added 10.03%	503,429 $78.7 Million
Q3 2020 Nov 16, 2020	BUY	N/A	12,900 Added 2.9%	457,529 $52.4 Million
Q2 2020 Aug 14, 2020	SELL	N/A	-197,862 Reduced 30.8%	444,629 $49.9 Million
Q1 2020 May 15, 2020	SELL	N/A	-235,609 Reduced 26.83%	642,491 $57.7 Million
Q4 2019 Feb 14, 2020	SELL	N/A	-79,850 Reduced 8.34%	878,100 $95 Million
Q3 2019 Nov 14, 2019	SELL	N/A	-65,830 Reduced 6.43%	957,950 $93.8 Million
Q2 2019 Aug 14, 2019	SELL	N/A	-205,250 Reduced 16.7%	1,023,780 $134 Million
Q1 2019 May 15, 2019	BUY	N/A	24,702 Added 2.05%	1,229,030 $166 Million
Q4 2018 Feb 14, 2019	BUY	N/A	4,127 Added 0.34%	1,204,328 $117 Million
Q3 2018 Nov 14, 2018	BUY	N/A	13,774 Added 1.16%	1,200,201 $167 Million
Q2 2018 Aug 14, 2018	BUY	N/A	50,582 Added 4.45%	1,186,427 $147 Million
Q1 2018 May 15, 2018	BUY	N/A	18,203 Added 1.63%	1,135,845 $127 Million
Q4 2017 Feb 14, 2018	BUY	N/A	37,300 Added 3.45%	1,117,642 $134 Million
Q3 2017 Nov 14, 2017	BUY	N/A	1,080,342	1,080,342 $152 Million

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