State of Wisconsin Investment Board’s SPDR S&P Biotech ETF XBI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q1
Sell
-105,696
Closed -$9.52M 2350
2024
Q4
$9.52M Sell
105,696
-229,813
-68% -$20.7M 0.02% 672
2024
Q3
$33.1M Buy
+335,509
New +$33.1M 0.08% 215
2024
Q1
Sell
-449,500
Closed -$40.1M 2436
2023
Q4
$40.1M Sell
449,500
-43,500
-9% -$3.88M 0.11% 147
2023
Q3
$36M Buy
493,000
+180,800
+58% +$13.2M 0.11% 170
2023
Q2
$26M Buy
+312,200
New +$26M 0.07% 259
2017
Q2
Sell
-1,511,401
Closed -$105M 1483
2017
Q1
$105M Hold
1,511,401
0.4% 43
2016
Q4
$89.5M Buy
1,511,401
+502,401
+50% +$29.7M 0.39% 49
2016
Q3
$66.9M Hold
1,009,000
0.26% 72
2016
Q2
$54.6M Buy
1,009,000
+72,559
+8% +$3.92M 0.22% 88
2016
Q1
$48.4M Buy
936,441
+65,441
+8% +$3.38M 0.19% 113
2015
Q4
$61M Buy
871,000
+139,525
+19% +$9.78M 0.23% 86
2015
Q3
$45.5M Buy
731,475
+215,475
+42% +$13.4M 0.18% 125
2015
Q2
$43.4M Sell
516,000
-174,000
-25% -$14.6M 0.15% 150
2015
Q1
$51.9M Hold
690,000
0.18% 130
2014
Q4
$42.9M Hold
690,000
0.15% 163
2014
Q3
$35.9M Hold
690,000
0.13% 186
2014
Q2
$35.4M Buy
690,000
+30,000
+5% +$1.54M 0.13% 187
2014
Q1
$31.3M Buy
660,000
+90,000
+16% +$4.27M 0.12% 198
2013
Q4
$24.7M Buy
570,000
+174,000
+44% +$7.55M 0.1% 247
2013
Q3
$17M Buy
396,000
+96,000
+32% +$4.13M 0.07% 342
2013
Q2
$10.4M Buy
+300,000
New +$10.4M 0.04% 517