Prelude Capital Management’s Alphatec Holdings ATEC Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-20,338	Closed	-$296K	–	1292
2025 Q3	$296K	Buy	20,338 +5,666	+39%	+$78.9K	0.02%	737
2025 Q2	$163K	Buy	+14,672	New	+$169K	0.02%	845
2025 Q1	–	Sell	-13,920	Closed	-$128K	–	1193
2024 Q4	$128K	Buy	+13,920	New	+$111K	0.01%	1072
2024 Q3	–	Sell	-36,700	Closed	-$384K	–	1276
2024 Q2	$384K	Buy	+36,700	New	+$427K	0.03%	669
2023 Q3	–	Sell	-13,591	Closed	-$244K	–	1134
2023 Q2	$244K	Buy	+13,591	New	+$212K	0.02%	749
2023 Q1	–	Sell	-10,339	Closed	-$128K	–	1180
2022 Q4	$128K	Sell	10,339 -6,521	-39%	-$65.7K	0.01%	1034
2022 Q3	$147K	Buy	+16,860	New	+$133K	0.01%	1126
2014 Q3	–	Sell	-1,958	Closed	-$38K	–	1854
2014 Q2	$38K	Buy	+1,958	New	+$32.9K	0.01%	1506