ALPHATEC HLDGS INC (ATEC)

3 tracked managers currently hold ATEC on their latest filing. Change is versus that manager’s previous filing. Reported as of quarter end, filed up to ~45 days later, not live positions.

Sort: Size · Weight change

Sorted by reported value on the latest filing.

Manager	Period	Change	Value	Weight	Prev weight	Shares	Δ shares
CITADEL ADVISORS LLC	Q2 2026	ADD	$21.3M	0.0 %	0.0 %	2,461,400	+1,604,061
MILLENNIUM MANAGEMENT LLC	Q2 2026	TRIM	$9.9M	0.0 %	0.0 %	1,145,837	-1,663,708
TWO SIGMA INVESTMENTS, LP	Q2 2026	TRIM	$7.1M	0.0 %	0.0 %	823,496	-1,219,347