Alphatec Holdings, Inc.
ATEC- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001350653
In the last 90 days, Alphatec Holdings, Inc. insiders filed 1 open-market purchase and 1 sale; 267 institutions reported holding it in 13F filings for Q2 2026, worth $966.6M in total; no superinvestor holds it.
Q3 2025 vs. Q2 2025
How the institutions holding Alphatec Holdings, Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 239 | 2 | 275 | +38 |
| Shares | 101.1M | 107.0K | 108.2M | +7.24M (+7.2%) |
| Value | $1.12B | $1.19M | $1.57B | +$454.5M (+40.6%) |
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (61)
Institutions that held Alphatec Holdings, Inc. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (23)
Institutions that held Alphatec Holdings, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Balyasny Asset Management LLC | 719,469 | $7.99M |
| Susquehanna International Group, LLP | 143,047 | $1.59M |
| UBS Oconnor LLC | 119,094 | $1.32M |
| Voloridge Investment Management, LLC | 70,453 | $782.0K |
| Manatuck Hill Partners, LLC | 70,000 | $777.0K |
| Dynamic Technology Lab Private Ltd | 59,641 | $662.0K |
| Nebula Research & Development LLC | 54,286 | $602.6K |
| Fox Run Management, L.L.C. | 42,414 | $470.8K |
| Numerai GP LLC | 31,346 | $347.9K |
| Options Solutions, LLC | 21,253 | $235.9K |
| Mount Yale Investment Advisors, LLC | 20,651 | $229.2K |
| HBK Sorce Advisory LLC | 20,430 | $226.8K |
| Petrus Trust Company, LTA | 19,338 | $214.7K |
| Bayesian Capital Management, LP | 15,600 | $173.2K |
| Gradient Capital Advisors, LLC | 15,000 | $166.5K |
| Mariner, LLC | 10,729 | $119.1K |
| Pallas Capital Advisors LLC | 10,646 | $118.2K |
| Virtu Financial LLC | 10,671 | $118.0K |
| R Squared Ltd | 10,269 | $114.0K |
| PEAK6 LLC | 4,292 | $47.6K |
| Quarry LP | 198 | $2.20K |
| Bryn Mawr Trust Co | 155 | $1.72K |
| Principal Securities, Inc. | 61 | $677 |
Not filed for Q3 2025 yet (2)
Institutions that held Alphatec Holdings, Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Congress Wealth Management LLC | 92,722 | $1.03M |
| CIBC World Markets Corp | 14,294 | $158.7K |