Parkwood LLC

SEC CIK: 0001597823
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

ATEC holding history

Alphatec Holdings, Inc. in every 13F filed by Parkwood LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ATEC overview All 13F holders of ATEC Full Q2 2026 holdings

Shares (Q1 2024): 0; Sold out in Q1 2024
Value: $0
% of portfolio: 0.0%
Quarters held: 3; Since Q2 2023

Holdings of ATEC by Parkwood LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2024	0	$0	0.0%	−1,200,000−100.0%	Sold out	Holders
Q4 2023	1,200,000	$1.27M	0.2%	00.0%	Unchanged	Holders
Q3 2023	1,200,000	$1.16M	0.2%	00.0%	Unchanged	Holders
Q2 2023	1,200,000	$1.40M	0.3%	+1,200,000	New	Holders