State of Wisconsin Investment Board’s Alphatec Holdings ATEC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$536K Buy
48,313
+37,698
+355% +$418K ﹤0.01% 1818
2025
Q1
$108K Buy
+10,615
New +$108K ﹤0.01% 2169
2022
Q4
Sell
-13,277
Closed -$116K 2504
2022
Q3
$116K Sell
13,277
-3,489
-21% -$30.5K ﹤0.01% 2503
2022
Q2
$110K Buy
+16,766
New +$110K ﹤0.01% 2612
2022
Q1
Sell
-29,600
Closed -$338K 2284
2021
Q4
$338K Buy
29,600
+6,400
+28% +$73.1K ﹤0.01% 1854
2021
Q3
$283K Hold
23,200
﹤0.01% 1973
2021
Q2
$355K Buy
+23,200
New +$355K ﹤0.01% 1823