ARTA
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A.R.T. Advisors’s Amgen AMGN Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2019
Q2
Sell
-2,723
Closed -$517K 1327
2019
Q1
$517K Buy
+2,723
New +$517K 0.03% 732
2018
Q4
Sell
-1,223
Closed -$253K 1292
2018
Q3
$253K Buy
+1,223
New +$253K 0.01% 1110
2017
Q4
Sell
-16,323
Closed -$3.04M 1341
2017
Q3
$3.04M Sell
16,323
-60,700
-79% -$11.3M 0.16% 164
2017
Q2
$13.3M Buy
77,023
+66,900
+661% +$11.5M 0.7% 5
2017
Q1
$1.66M Buy
+10,123
New +$1.66M 0.08% 375
2016
Q4
Sell
-1,823
Closed -$304K 1265
2016
Q3
$304K Sell
1,823
-84,604
-98% -$14.1M 0.1% 343
2016
Q2
$13.1M Buy
+86,427
New +$13.1M 0.66% 4
2015
Q4
Sell
-14,976
Closed -$2.07M 1444
2015
Q3
$2.07M Sell
14,976
-138,913
-90% -$19.2M 0.08% 364
2015
Q2
$23.6M Buy
153,889
+22,402
+17% +$3.44M 0.79% 4
2015
Q1
$21M Sell
131,487
-23,842
-15% -$3.81M 0.72% 13
2014
Q4
$24.7M Buy
155,329
+56,015
+56% +$8.92M 0.92% 1
2014
Q3
$14M Sell
99,314
-52,972
-35% -$7.46M 0.65% 16
2014
Q2
$18M Buy
152,286
+59,995
+65% +$7.1M 0.94% 5
2014
Q1
$11.4M Sell
92,291
-33,418
-27% -$4.12M 0.6% 8
2013
Q4
$14.3M Buy
125,709
+72,514
+136% +$8.27M 0.76% 3
2013
Q3
$5.96M Sell
53,195
-180,878
-77% -$20.2M 0.32% 56
2013
Q2
$23.1M Buy
+234,073
New +$23.1M 0.76% 9