Two Sigma Investments
ALXN

Two Sigma Investments’s Alexion Pharmaceuticals ALXN Stock Holding History

Two Sigma Investments’s Portfolio ALXN Stock Details ALXN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2020
Q2 		– Sell
-29,700
Closed -$2.67M – 3729
2020
Q1 		$2.67M Buy
+29,700
New +$2.91M 0.02% 818
2019
Q4 		– Sell
-10,100
Closed -$989K – 4115
2019
Q3 		$989K Buy
+10,100
New +$1.14M ﹤0.01% 2007
2019
Q2 		– Sell
-5,300
Closed -$716K – 3808
2019
Q1 		$716K Buy
5,300
+700
+15% +$87K ﹤0.01% 2032
2018
Q4 		$448K Buy
+4,600
New +$544K ﹤0.01% 2179
2018
Q3 		– Sell
-28,000
Closed -$3.48M – 3755
2018
Q2 		$3.48M Buy
28,000
+8,900
+47% +$1.04M 0.01% 1238
2018
Q1 		$2.13M Buy
19,100
+6,400
+50% +$765K 0.01% 1484
2017
Q4 		$1.52M Sell
12,700
-11,000
-46% -$1.34M ﹤0.01% 1678
2017
Q3 		$3.33M Buy
23,700
+15,700
+196% +$2.13M 0.01% 1014
2017
Q2 		$973K Buy
8,000
+2,800
+54% +$326K ﹤0.01% 1912
2017
Q1 		$630K Buy
+5,200
New +$670K ﹤0.01% 2199
2016
Q4 		– Sell
-2,000
Closed -$245K – 3638
2016
Q3 		$245K Buy
+2,000
New +$257K ﹤0.01% 2867
2016
Q2 		– Sell
-15,000
Closed -$2.09M – 3365
2016
Q1 		$2.09M Buy
15,000
+9,000
+150% +$1.32M 0.01% 1161
2015
Q4 		$1.15M Buy
+6,000
New +$1.05M 0.01% 1411
2015
Q3 		– Sell
-11,000
Closed -$1.99M – 2897
2015
Q2 		$1.99M Sell
11,000
-3,000
-21% -$518K 0.01% 1201
2015
Q1 		$2.43M Buy
+14,000
New +$2.53M 0.01% 1068

Other funds holding ALXN

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
DKCM
Davidson Kempner Capital Management New York $7.33B AUM 56.47% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
UOC
UBS O'Connor Chicago, Illinois $3.38B AUM 63.08% 1-Year Est. Return

Two Sigma Investments's ALXN Position: Q2 2021 in Review

Two Sigma Investments sold out of Alexion Pharmaceuticals (ALXN) in Q2 2021, closing a stake of 57,783 shares — an estimated $8.84M sold.

Two Sigma Investments first reported a position in ALXN in Q2 2013 and held it in 27 quarters. The position peaked at $91.8M in Q2 2016. 707 funds tracked by Wall St. Rank hold ALXN as of Q2 2021.

  • Two Sigma Investments reported no remaining Alexion Pharmaceuticals position as of Q2 2021 after selling out during the quarter.
  • Two Sigma Investments sold 57,783 Alexion Pharmaceuticals shares in Q2 2021, an estimated $8.84M.
  • Two Sigma Investments first reported a position in Alexion Pharmaceuticals in Q2 2013 and held it in 27 quarters.
  • Two Sigma Investments's Alexion Pharmaceuticals position peaked at $91.8M in Q2 2016.
  • 707 funds tracked by Wall St. Rank held Alexion Pharmaceuticals as of Q2 2021.

Based on Two Sigma Investments's 13F filing for Q2 2021, filed 16 Aug 2021.