HHMI
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Howard Hughes Medical Institute’s LyondellBasell Industries LYB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$3.24K Buy
+56
New +$3.24K ﹤0.01% 412
2017
Q3
Sell
-4,084
Closed -$345K 88
2017
Q2
$345K Buy
4,084
+341
+9% +$28.8K 0.06% 108
2017
Q1
$341K Sell
3,743
-2,934
-44% -$267K 0.06% 102
2016
Q4
$573K Buy
+6,677
New +$573K 0.13% 88
2016
Q3
Sell
-454
Closed -$34K 164
2016
Q2
$34K Sell
454
-12,317
-96% -$922K 0.01% 154
2016
Q1
$1.09M Sell
12,771
-4,982
-28% -$426K 0.24% 62
2015
Q4
$1.54M Buy
17,753
+2,984
+20% +$259K 0.23% 58
2015
Q3
$1.23M Buy
14,769
+3,331
+29% +$278K 0.23% 59
2015
Q2
$1.18M Buy
11,438
+4,662
+69% +$483K 0.25% 70
2015
Q1
$595K Sell
6,776
-426
-6% -$37.4K 0.08% 92
2014
Q4
$572K Sell
7,202
-973
-12% -$77.3K 0.15% 82
2014
Q3
$888K Buy
8,175
+3,408
+71% +$370K 0.2% 61
2014
Q2
$465K Buy
+4,767
New +$465K 0.08% 59