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Alphatec Holdings (ATEC): Oberweis Asset Management Inc opened a new position $6.7M

Oberweis Asset Management Inc opened a new position in Alphatec Holdings, per its Q3 2025 13F.

461K
Shares reported
0.26%
Disclosed portfolio weight
$6.7M
Reported value
Holdings as of
Sep 30, 2025
Filed
Nov 17, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Sep 18, 2025Insider · Their largest sale since 2020Officer sold ~$2.07M of ATEC shares in the open market
  2. Sep 19, 2025InsiderOfficer sold ~$39K of ATEC shares in the open market
  3. Oct 30, 2025Company filing · Form 8-K · ResultsReported its results

What came next

  1. Jan 12, 2026Company filing · Form 8-K · ResultsReported its results
  2. Feb 24, 2026Company filing · Form 8-K · ResultsReported its results
  3. Feb 25, 2026Company filing · Form 8-K · Executive change, Other newsChanged a top executive or board member, and reported other company news“On February 25, 2026, Ward W. Woods informed Alphatec Holdings, Inc. (the “Company”) that he had decided to retire from the Board of Directors (the “Board”), effective February 27, 2026 (the “Departure Date”), for personal reasons and not as a result of any disagreement with the Company or any matter relating to the Company’s operations, policies, or practices.”
View the official recordSEC Form 13F-HR

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Alphatec Holdings

For Alphatec Holdings, OQRO holds 2 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its ATEC page.

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Other disclosures at Alphatec Holdings

Everything OQRO holds on this company is on its ATEC page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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