ATEC ALPHATEC HOLDINGS INC

Ownership history in EMERALD ADVISERS, LLC  ·  9 quarters on record

This page tracks every 13F SEC filing in which EMERALD ADVISERS, LLC reported a position in ALPHATEC HOLDINGS INC (ATEC). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.06% (2025 Q4)
Avg. % of fund
0.58%
First filed
2023 Q4
Last filed
2025 Q4
Quarters held
9
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 1,637,729 -1,153 -0.1% 1.06% $34.5M $21.04
2025 Q3 REDUCED 1,638,882 -45,452 -2.7% 0.76% $23.8M $14.54
2025 Q2 ADDED 1,684,334 +60,885 +3.8% 0.69% $18.7M $11.10
2025 Q1 ADDED 1,623,449 +167,416 +11.5% 0.74% $16.5M $10.14
2024 Q4 ADDED 1,456,033 +770,586 +112.4% 0.52% $13.4M $9.18
2024 Q3 REDUCED 685,447 -336,078 -32.9% 0.15% $3.8M $5.56
2024 Q2 ADDED 1,021,525 +116,579 +12.9% 0.45% $10.7M $10.45
2024 Q1 ADDED 904,946 +419,174 +86.3% 0.50% $12.5M $13.79
2023 Q4 INITIATED 485,772 0.31% $7.3M
% of Fund (quarterly)    ATEC price (monthly, adj. close)
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