Teachers Advisors’s Alexion Pharmaceuticals ALXN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2019
Q1
$99M Buy
732,199
+421,595
+136% +$52.4M 0.12% 170
2018
Q4
$30.2M Sell
310,604
-119,804
-28% -$14.2M 0.04% 439
2018
Q3
$59.8M Sell
430,408
-2,766
-0.6% -$347K 0.07% 302
2018
Q2
$53.8M Sell
433,174
-420,726
-49% -$49.2M 0.07% 335
2018
Q1
$95.2M Buy
853,900
+109,793
+15% +$13.1M 0.12% 184
2017
Q4
$89M Buy
744,107
+126,250
+20% +$15.4M 0.11% 197
2017
Q3
$86.7M Sell
617,857
-378,073
-38% -$51.4M 0.12% 200
2017
Q2
$121M Buy
995,930
+573,663
+136% +$66.8M 0.17% 131
2017
Q1
$51.2M Buy
422,267
+12,179
+3% +$1.57M 0.07% 329
2016
Q4
$50.2M Sell
410,088
-186,795
-31% -$22.9M 0.08% 301
2016
Q3
$73.1M Sell
596,883
-156,950
-21% -$20.2M 0.12% 197
2016
Q2
$88M Buy
753,833
+214,483
+40% +$30.4M 0.15% 157
2016
Q1
$75.1M Buy
539,350
+47,070
+10% +$6.91M 0.14% 169
2015
Q4
$93.9M Buy
492,280
+38,395
+8% +$6.71M 0.18% 116
2015
Q3
$71M Sell
453,885
-272,862
-38% -$49.8M 0.14% 162
2015
Q2
$131M Buy
726,747
+205,429
+39% +$35.5M 0.24% 68
2015
Q1
$90.3M Buy
521,318
+76,426
+17% +$13.8M 0.17% 138
2014
Q4
$82.3M Buy
444,892
+34,378
+8% +$6.37M 0.16% 148
2014
Q3
$68.1M Sell
410,514
-44,191
-10% -$7.26M 0.14% 177
2014
Q2
$71M Sell
454,705
-55,723
-11% -$8.8M 0.15% 160
2014
Q1
$77.7M Sell
510,428
-268,316
-34% -$42.7M 0.17% 134
2013
Q4
$104M Sell
778,744
-47,652
-6% -$5.72M 0.23% 80
2013
Q3
$96M Buy
826,396
+183,717
+29% +$20.2M 0.24% 77
2013
Q2
$59.3M Buy
+642,679
New +$61.9M 0.16% 141

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