David A. Siegel ALEXION PHARMACEUTICALS INC Transaction History

Two Sigma Advisers, LP

$41.3 Billion
Q3 2024

Shares

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held	SEC Form
Q3 2021 Nov 15, 2021	SELL	N/A	-13,700 Closed	0 $0
Q2 2021 Aug 16, 2021	SELL	N/A	-100,515 Reduced 88.01%	13,700 $2.52 Million
Q1 2021 May 17, 2021	SELL	N/A	-195,700 Reduced 63.15%	114,215 $17.5 Million
Q4 2020 Feb 16, 2021	BUY	N/A	139,300 Added 81.65%	309,915 $48.4 Million
Q3 2020 Nov 16, 2020	SELL	N/A	-27,175 Reduced 13.74%	170,615 $19.5 Million
Q2 2020 Aug 14, 2020	SELL	N/A	-230,000 Reduced 53.76%	197,790 $22.2 Million
Q1 2020 May 15, 2020	SELL	N/A	-38,900 Reduced 8.34%	427,790 $38.4 Million
Q4 2019 Feb 14, 2020	BUY	N/A	416,300 Added 826.16%	466,690 $50.5 Million
Q3 2019 Nov 14, 2019	SELL	N/A	-92,700 Reduced 64.78%	50,390 $4.94 Million
Q2 2019 Aug 14, 2019	BUY	N/A	64,500 Added 82.07%	143,090 $18.7 Million
Q1 2019 May 15, 2019	SELL	N/A	-32,900 Reduced 29.51%	78,590 $10.6 Million
Q4 2018 Feb 14, 2019	SELL	N/A	-8,450 Reduced 7.05%	111,490 $10.9 Million
Q3 2018 Nov 14, 2018	SELL	N/A	-124,700 Reduced 50.97%	119,940 $16.7 Million
Q2 2018 Aug 14, 2018	BUY	N/A	244,640 New	244,640 $30.4 Million
Q4 2017 Feb 14, 2018	SELL	N/A	-58,540 Closed	0 $0
Q3 2017 Nov 14, 2017	BUY	N/A	58,540	58,540 $8.21 Million

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