Security record · archived quarter
ATEC
Alphatec Holdings, Inc. · Healthcare · Medical - Devices
109Tracked holders
+7Δ holders
80.20MShares held
$874.01MReported value
+9New positions
−3Exits
Momentum inputs (comparable managers):
holder breadth +6.9% ·
share flow -2.3% ·
net new positions +5.5%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 98 | -8 | 75.22M | $651.29M | +3 | −11 |
| Q1 2026 | 109 | +7 | 80.20M | $874.01M | +9 | −3 |
| Q4 2025 | 102 | 0 | 84.66M | $1.78B | +2 | −1 |
| Q3 2025 | 18 | +2 | 33.33M | $484.67M | +2 | — |
| Q2 2025 | 13 | -1 | 26.04M | $289.00M | — | −1 |
| Q1 2025 | 11 | +1 | 10.43M | $105.73M | +1 | — |
| Q4 2024 | 10 | 0 | 10.18M | $93.47M | — | — |
| Q3 2024 | 9 | 0 | 9.49M | $52.77M | — | — |
| Q2 2024 | 9 | — | 10.94M | $114.34M | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 10.09M | -0.7% | $109.76M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 19 | American Century Companies Inc | 6.42M | -1.3% | $69.90M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | Vanguard Capital Management Llc | 4.91M | — | $53.46M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 22 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 23 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 24 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 25 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 26 | Royal Bank Of Canada | 4.52M | -8.1% | $49.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 27 | BNP Paribas Asset Management… | 3.62M | +13.8% | $39.35M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 28 | BNP Paribas Asset Management… | 3.62M | +13.8% | $39.35M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 29 | State Street Global Advisors ✦ (passive) | 3.03M | +4.9% | $32.98M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 30 | State Street Global Advisors ✦ (passive) | 3.03M | +4.9% | $32.98M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 31 | Geode Capital Management ✦ (passive) | 2.91M | +2.8% | $31.63M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 32 | Geode Capital Management ✦ (passive) | 2.91M | +2.8% | $31.63M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 33 | Nuveen, LLC | 2.85M | -0.8% | $31.00M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 34 | Nuveen, LLC | 2.85M | -0.8% | $31.00M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 35 | Nuveen, LLC | 2.85M | -0.8% | $31.00M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 36 | Millennium Management ✦ | 2.81M | +26.2% | $30.57M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 37 | Millennium Management ✦ | 2.81M | +26.2% | $30.57M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 38 | Bank Of America Corp /De/ | 2.56M | +26.9% | $27.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 39 | Bank Of America Corp /De/ | 2.56M | +26.9% | $27.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Bank Of America Corp /De/ | 2.56M | +26.9% | $27.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | Bank Of America Corp /De/ | 2.56M | +26.9% | $27.86M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Point72 Asset Management ✦ | 2.49M | +126.7% | $27.13M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 43 | Two Sigma Investments ✦ | 2.04M | +3.8% | $22.23M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 44 | UBS Group AG | 1.94M | +37.9% | $21.16M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 45 | UBS Group AG | 1.94M | +37.9% | $21.16M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 46 | Cerity Partners LLC | 1.82M | -0.2% | $19.81M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 47 | Cerity Partners LLC | 1.82M | -0.2% | $19.81M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 48 | Goldman Sachs Group ✦ | 1.74M | -17.2% | $18.98M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 49 | Goldman Sachs Group ✦ | 1.74M | -17.2% | $18.98M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 50 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 51 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 52 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 53 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 54 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 56 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 57 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 58 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 59 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 60 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 61 | Morgan Stanley ✦ | 1.65M | -62.0% | $17.97M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 62 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 63 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 64 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 65 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 66 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 67 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 68 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 69 | AQR Capital Management ✦ | 1.39M | +129.4% | $15.08M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 70 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 71 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 72 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 73 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 74 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | Northern Trust Corp | 1.36M | -1.3% | $14.78M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Deutsche Bank Ag\ | 1.30M | -61.0% | $14.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | Deutsche Bank Ag\ | 1.30M | -61.0% | $14.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 78 | Deutsche Bank Ag\ | 1.30M | -61.0% | $14.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 79 | Aberdeen Group plc | 1.29M | +0.5% | $14.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Aberdeen Group plc | 1.29M | +0.5% | $14.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 81 | Nomura Asset Management… | 1.29M | +45.2% | $14.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | New York State Common Retirement… | 1.18M | +18.4% | $12.88M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 83 | Renaissance Technologies ✦ | 1.06M | +21.3% | $11.48M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 84 | Raymond James Financial Inc | 1.01M | +2681.1% | $11.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Raymond James Financial Inc | 1.01M | +2681.1% | $11.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 86 | Raymond James Financial Inc | 1.01M | +2681.1% | $11.02M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Charles Schwab Investment… | 978.07K | -1.8% | $10.64M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 88 | Jane Street Group, Llc | 878.55K | +52.2% | $9.56M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 89 | Jane Street Group, Llc | 878.55K | +52.2% | $9.56M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 90 | Jane Street Group, Llc | 878.55K | +52.2% | $9.56M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Citadel Advisors ✦ | 857.34K | -35.9% | $9.33M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 92 | Citadel Advisors ✦ | 857.34K | -35.9% | $9.33M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 93 | Qube Research & Technologies Ltd | 795.58K | +597.8% | $8.66M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 94 | First Eagle Investment Management… | 696.64K | +3.0% | $7.58M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 95 | Squarepoint Ops LLC | 607.12K | +61.4% | $6.61M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 96 | Sei Investments Co | 598.00K | +62.2% | $6.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 97 | Sei Investments Co | 598.00K | +62.2% | $6.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Arrowstreet Capital ✦ | 507.02K | +102.3% | $5.52M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 99 | First Trust Advisors Lp | 447.11K | -18.1% | $4.86M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 100 | JPMorgan Chase ✦ | 381.46K | -34.1% | $4.20M | 0.0% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $13.67M | was 0.0% |
| Gotham Asset Management | $1.27M | was 0.0% |
| Peak6 Llc | $1.05M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 2.51M shares, $2.48M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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