ARTA
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A.R.T. Advisors’s Lam Research LRCX Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2020
Q1
Sell
-98,000
Closed -$2.87M 579
2019
Q4
$2.87M Buy
+98,000
New +$2.87M 0.14% 190
2019
Q3
Sell
-254,000
Closed -$4.77M 1592
2019
Q2
$4.77M Buy
+254,000
New +$4.77M 0.27% 67
2019
Q1
Sell
-143,000
Closed -$1.95M 1477
2018
Q4
$1.95M Sell
143,000
-216,000
-60% -$2.94M 0.13% 238
2018
Q3
$5.45M Buy
+359,000
New +$5.45M 0.25% 82
2017
Q3
Sell
-71,000
Closed -$1M 1518
2017
Q2
$1M Sell
71,000
-889,000
-93% -$12.6M 0.05% 523
2017
Q1
$12.3M Buy
960,000
+797,000
+489% +$10.2M 0.57% 11
2016
Q4
$1.72M Buy
163,000
+80,000
+96% +$846K 0.1% 316
2016
Q3
$786K Sell
83,000
-301,680
-78% -$2.86M 0.25% 102
2016
Q2
$3.23M Buy
384,680
+5,500
+1% +$46.2K 0.16% 168
2016
Q1
$3.13M Sell
379,180
-63,000
-14% -$520K 0.14% 206
2015
Q4
$3.51M Sell
442,180
-215,020
-33% -$1.71M 0.17% 147
2015
Q3
$4.29M Buy
657,200
+172,180
+35% +$1.12M 0.16% 168
2015
Q2
$3.95M Buy
+485,020
New +$3.95M 0.13% 211
2015
Q1
Sell
-1,006,270
Closed -$7.98M 1569
2014
Q4
$7.98M Buy
+1,006,270
New +$7.98M 0.3% 56
2013
Q4
Sell
-704,270
Closed -$3.61M 1401
2013
Q3
$3.61M Buy
704,270
+481,200
+216% +$2.46M 0.2% 127
2013
Q2
$989K Buy
+223,070
New +$989K 0.03% 630