Jennison Associates
ALXN

Jennison Associates’s Alexion Pharmaceuticals ALXN Stock Holding History

Jennison Associates’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
2021
Q1 		– Sell
-100,000
Closed -$15.6M – 755
2020
Q4 		$15.6M Hold
100,000
– – 0.01% 364
2020
Q3 		$11.4M Buy
+100,000
New +$10.8M 0.01% 365
2017
Q1 		– Sell
-40,000
Closed -$4.89M – 824
2016
Q4 		$4.89M Buy
+40,000
New +$4.89M 0.01% 517

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

Jennison Associates's ALXN Position: Q2 2021 in Review

Jennison Associates sold out of Alexion Pharmaceuticals (ALXN) in Q2 2021, closing a stake of 21,575 shares — an estimated $3.3M sold.

Jennison Associates first reported a position in ALXN in Q2 2013 and held it in 31 quarters. The position peaked at $1.4B in Q4 2015. 707 funds tracked by Wall St. Rank hold ALXN as of Q2 2021.

  • Jennison Associates reported no remaining Alexion Pharmaceuticals position as of Q2 2021 after selling out during the quarter.
  • Jennison Associates sold 21,575 Alexion Pharmaceuticals shares in Q2 2021, an estimated $3.3M.
  • Jennison Associates first reported a position in Alexion Pharmaceuticals in Q2 2013 and held it in 31 quarters.
  • Jennison Associates's Alexion Pharmaceuticals position peaked at $1.4B in Q4 2015.
  • 707 funds tracked by Wall St. Rank held Alexion Pharmaceuticals as of Q2 2021.

Based on Jennison Associates's 13F filing for Q2 2021, filed 12 Aug 2021.