Calamos Advisors
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Calamos Advisors’s Alphatec Holdings ATEC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2024
Q2
Sell
-94,312
Closed -$1.3M 912
2024
Q1
$1.3M Sell
94,312
-80,399
-46% -$1.11M 0.01% 598
2023
Q4
$2.64M Buy
174,711
+16,949
+11% +$256K 0.01% 549
2023
Q3
$2.05M Sell
157,762
-129,004
-45% -$1.67M 0.01% 585
2023
Q2
$5.16M Buy
286,766
+81,681
+40% +$1.47M 0.03% 548
2023
Q1
$3.2M Buy
205,085
+46,330
+29% +$723K 0.02% 673
2022
Q4
$1.96M Buy
+158,755
New +$1.96M 0.01% 778
2021
Q3
Sell
-172,016
Closed -$2.64M 955
2021
Q2
$2.64M Sell
172,016
-81,245
-32% -$1.24M 0.01% 646
2021
Q1
$4M Sell
253,261
-6,727
-3% -$106K 0.02% 560
2020
Q4
$3.78M Buy
+259,988
New +$3.78M 0.02% 516