Alphatec Ownership | Who Owns Alphatec?
Alphatec Ownership Summary
Alphatec is owned by 73.08% institutional investors, 20.35% insiders, and 6.57% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 7.35% of ATEC shares. American Century Small Cap Growth Inv is the top mutual fund, with 3.19% of its assets in Alphatec shares.
ATEC Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Alphatec | 73.08% | 20.35% | 6.57% |
| Sector | Healthcare Stocks | 35.56% | 12.08% | 52.36% |
| Industry | Medical Device Stocks | 36.89% | 11.20% | 51.91% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 11.33M | 7.35% | $97.98M |
| Vanguard group | 6.88M | 4.55% | $144.83M |
| Braidwell lp | 6.53M | 4.24% | $56.50M |
| American century companies | 6.52M | 4.23% | $56.41M |
| Vanguard capital management | 5.12M | 3.33% | $44.31M |
| Bnp paribas asset management | 3.54M | 2.30% | $30.59M |
| State street | 3.48M | 2.26% | $30.11M |
| Jacobs levy equity management | 3.35M | 2.18% | $29.00M |
| Geode capital management | 3.19M | 2.07% | $27.59M |
| Royal bank of canada | 3.00M | 1.94% | $25.91M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Braidwell lp | 6.53M | 2.09% | $56.50M |
| Motley fool wealth management | 13.33K | 1.75% | $115.28K |
| Kopp family office | 328.96K | 1.74% | $2.85M |
| Perkins capital management | 175.20K | 1.14% | $1.52M |
| Sectoral asset management | 185.90K | 1.12% | $1.61M |
| Penn capital management company | 1.49M | 0.82% | $12.89M |
| Tremblant capital group | 2.58M | 0.64% | $22.30M |
| Granite investment partners | 1.21M | 0.54% | $10.50M |
| Marathon capital management | 279.27K | 0.49% | $2.42M |
| Emerald advisers | 2.10M | 0.43% | $18.20M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Braidwell lp | 6.53M | 2.09% | 4.36M |
| Jacobs levy equity management | 3.35M | 0.10% | 3.35M |
| Citadel advisors | 2.46M | 0.00% | 1.60M |
| Blackrock funding, inc. /de | 11.33M | 0.00% | 1.24M |
| Freestone grove partners lp | 1.17M | 0.07% | 1.17M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Driehaus capital management | - | - | -2.86M |
| Point72 asset management | - | - | -2.49M |
| Next century growth investors | - | - | -2.37M |
| Hood river capital management | - | - | -2.30M |
| Oberweis asset management inc/ | - | - | -1.91M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Jacobs levy equity management | 3.35M | 0.10% | 3.35M | $29.00M |
| Paradigm capital management inc/ny | 1.09M | 0.26% | 1.09M | $9.41M |
| Sixth street partners management company | 995.31K | 0.00% | 995.31K | $8.61M |
| Rice hall james & associates | 657.86K | 0.28% | 657.86K | $5.69M |
| Apollon wealth management | 323.39K | 0.03% | 323.39K | $2.80M |
Sold Out
| Holder | Change |
|---|---|
| Hughes financial services | -3.00 |
| Dv trading | -7.00 |
| Hexagon capital partners | -19.00 |
| Bare financial services | -24.00 |
| Stephens consulting | -40.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 292 | -3.95% | 109,664,028 | -8.17% | 73 | 1.17% | 163 | 13.99% | 72 | -29.41% |
| Dec 31, 2025 | 89 | -69.31% | 22,762,111 | -78.95% | 15 | 0.29% | 40 | -73.33% | 27 | -70.00% |
| Sep 30, 2025 | 102 | -58.20% | 25,499,552 | -73.67% | 17 | 0.41% | 45 | -67.15% | 38 | -38.71% |
| Jun 30, 2025 | 250 | 3.73% | 100,886,370 | -1.09% | 67 | 1.39% | 138 | 10.40% | 65 | 1.56% |
| Mar 31, 2025 | 14 | -94.17% | 8,455,800 | -90.01% | 5 | 0.17% | 9 | -93.08% | 2 | -96.92% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| American Century Small Cap Growth Inv | 4.90M | 3.19% | - |
| American Century U.S. Small Cap Growth | 4.90M | 3.19% | - |
| BioPharma Credit Ord | 3.81M | 2.61% | 3.81M |
| Vanguard Total Stock Mkt Idx Inv | 3.65M | 2.37% | 54.80K |
| Vanguard Morn Total Stk Mkt Idx Investor | 3.65M | 2.37% | 54.80K |
| Vanguard US Total Market Shares ETF | 3.04M | 2.11% | - |
| iShares Russell 2000 ETF | 3.15M | 2.04% | -55.97K |
| Vanguard Mid Cap Growth Inv | 2.21M | 1.43% | 319.64K |
| CREF Stock R1 | 2.01M | 1.40% | - |
| BNP Paribas US Small Cap ClassicC | 1.70M | 1.10% | 131.43K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 05, 2026 | Marshall Tyson Eliot | GENERAL COUNSEL & CORP. SEC. | Sell | $78.82K |
| Jun 11, 2026 | MCGINNIS KAREN K | - | Sell | $48.46K |
| May 11, 2026 | Valentine Keith | - | Buy | $245.00K |
| May 08, 2026 | Valentine Keith | - | Buy | $330.61K |
| May 07, 2026 | Valentine Keith | - | Buy | $420.59K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2027 Q2 | - | - |
| 2024 Q4 | - | 3 |
| 2024 Q3 | 6 | - |
| 2024 Q2 | - | 2 |
| 2024 Q1 | 2 | 15 |
ATEC Ownership FAQ
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