Calamos Advisors’s Alphatec Holdings ATEC Stock Holding History

Calamos Advisors’s Portfolio ATEC Stock Details ATEC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q2	–	Sell	-94,312	Closed	-$1.3M	–	948
2024 Q1	$1.3M	Sell	94,312 -80,399	-46%	-$1.19M	0.01%	620
2023 Q4	$2.64M	Buy	174,711 +16,949	+11%	+$203K	0.01%	581
2023 Q3	$2.05M	Sell	157,762 -129,004	-45%	-$2.02M	0.01%	615
2023 Q2	$5.16M	Buy	286,766 +81,681	+40%	+$1.27M	0.03%	569
2023 Q1	$3.2M	Buy	205,085 +46,330	+29%	+$655K	0.02%	693
2022 Q4	$1.96M	Buy	+158,755	New	+$1.6M	0.01%	802
2021 Q3	–	Sell	-172,016	Closed	-$2.63M	–	991
2021 Q2	$2.63M	Sell	172,016 -81,245	-32%	-$1.25M	0.01%	677
2021 Q1	$4M	Sell	253,261 -6,727	-3%	-$106K	0.02%	585
2020 Q4	$3.77M	Buy	+259,988	New	+$2.75M	0.02%	542

Other funds holding ATEC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

FLAM

First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

FAM

Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return

Calamos Advisors's ATEC Position: Q2 2024 in Review

Calamos Advisors sold out of Alphatec Holdings (ATEC) in Q2 2024, closing a stake of 94,312 shares — an estimated $1.3M sold.

Calamos Advisors first reported a position in ATEC in Q4 2020 and held it in 9 quarters. The position peaked at $5.16M in Q2 2023. 218 funds tracked by Wall St. Rank hold ATEC as of Q2 2024.

Calamos Advisors reported no remaining Alphatec Holdings position as of Q2 2024 after selling out during the quarter.
Calamos Advisors sold 94,312 Alphatec Holdings shares in Q2 2024, an estimated $1.3M.
Calamos Advisors first reported a position in Alphatec Holdings in Q4 2020 and held it in 9 quarters.
Calamos Advisors's Alphatec Holdings position peaked at $5.16M in Q2 2023.
218 funds tracked by Wall St. Rank held Alphatec Holdings as of Q2 2024.

Based on Calamos Advisors's 13F filing for Q2 2024, filed 25 Jul 2024.