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Alphatec (ATEC) Institutional Ownership

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$8.30 +0.02 (+0.18%)
As of 11:18 AM Eastern
This is a fair market value price provided by Massive. Learn more.

Institutional Ownership Changes (13F Filings) for Alphatec (NASDAQ:ATEC)

Current
Institutional Ownership
Percentage
66.35%
Number of
Institutional Buyers
(last 12 months)
180
Total
Institutional Inflows
(last 12 months)
$406.57M
Number of
Institutional Sellers
(last 12 months)
100
Total
Institutional Outflows
(last 12 months)
$260.02M
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ATEC Institutional Buying and Selling by Quarter

Alphatec Major Shareholders & Ownership History

Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Western Wealth Management LLC103,909$1.13M0.0%+20.9%0.068%
5/19/2026 Bank of America Corp DE2,560,971$27.86M0.0%+26.9%1.665%
5/18/2026 California State Teachers Retirement System147,650$1.61M0.0%+34.1%0.096%
5/18/2026 Rock Springs Capital Management LP350,000$3.81M0.2%+15.7%0.228%
5/16/2026 Quantinno Capital Management LP21,452$233K0.0%+34.4%0.014%
5/15/2026 Entropy Technologies LP28,685$312K0.0%+127.8%0.019%
5/14/2026 Healthcare of Ontario Pension Plan Trust Fund24,161$263K0.0%-88.1%0.016%
5/14/2026 Renaissance Technologies LLC1,055,100$11.48M0.0%+21.3%0.686%
5/14/2026 Arrowstreet Capital Limited Partnership507,017$5.52M0.0%+102.3%0.330%
5/14/2026 Sei Investments Co.598,003$6.51M0.0%+62.2%0.389%
5/14/2026 Lido Advisors LLC10,612$115K0.0%N/A0.007%
5/14/2026 State of Wyoming14,302$156K0.0%+709.9%0.009%
5/13/2026 Cetera Investment Advisers35,468$386K0.0%+43.9%0.023%
5/13/2026 First Trust Advisors LP447,114$4.87M0.0%-18.1%0.291%
5/8/2026 PNC Financial Services Group Inc.318,319$3.46M0.0%+1.5%0.207%
5/6/2026 Independent Financial Group LLC39,650$431K0.0%N/A0.026%
5/5/2026 Bank of New York Mellon Corp328,595$3.58M0.0%-0.4%0.214%
5/5/2026 Sanctuary Advisors LLC18,112$197K0.0%N/A0.012%
5/4/2026 Emerald Mutual Fund Advisers Trust1,156,826$12.59M0.6%+27.1%0.753%
5/4/2026 Emerald Advisers LLC1,807,307$19.66M0.6%+10.4%1.176%
5/4/2026 Principal Financial Group Inc.293,001$3.19M0.0%+166.9%0.191%
5/1/2026 Avid Wealth Partners LLC75,062$817K0.4%+29.1%0.050%
5/1/2026 Kornitzer Capital Management Inc. KS100,000$1.09M0.0%N/A0.066%
4/30/2026 Hsbc Holdings PLC145,990$1.62M0.0%-19.2%0.096%
4/30/2026 Summit Securities Group LLC2,694$29K0.0%N/A0.002%
4/30/2026 Granite Investment Partners LLC1,195,156$13.00M0.8%+4.7%0.790%
4/27/2026 Y Intercept Hong Kong Ltd165,179$1.80M0.0%+119.2%0.109%
4/27/2026 Elevation Point Wealth Partners LLC23,217$253K0.0%N/A0.015%
4/21/2026 AA Financial Advisors LLC20,000$218K0.0%N/A0.013%
4/20/2026 Kestra Private Wealth Services LLC39,000$424K0.0%N/A0.026%
4/20/2026 OP Asset Management Ltd162,052$1.76M0.0%N/A0.107%
4/20/2026 Assenagon Asset Management S.A.256,881$2.80M0.0%-73.7%0.170%
4/16/2026 SG Americas Securities LLC67,065$730K0.0%+4.2%0.044%
4/16/2026 Diversified Trust Co14,876$162K0.0%+17.6%0.010%
4/15/2026 Weatherly Asset Management L. P.38,333$417K0.0%N/A0.025%
3/20/2026 Hsbc Holdings PLC180,790$3.81M0.0%-51.5%0.119%
3/17/2026 Rockefeller Capital Management L.P.405,656$8.54M0.0%-3.6%0.268%
3/6/2026 Hsbc Holdings PLC180,790$3.81M0.0%-51.5%0.119%
3/4/2026 Pure Financial Advisors LLC24,576$517K0.0%-3.9%0.016%
2/19/2026 Invesco Ltd.317,143$6.67M0.0%-12.5%0.213%
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2/18/2026 Mercer Global Advisors Inc. ADV296,389$6.24M0.0%-3.5%0.200%
2/18/2026 XTX Topco Ltd50,826$1.07M0.0%-43.2%0.034%
2/18/2026 Voloridge Investment Management LLC15,242$321K0.0%N/A0.010%
2/18/2026 Susquehanna Portfolio Strategies LLC32,375$681K0.0%N/A0.022%
2/18/2026 Numerai GP LLC35,976$757K0.1%N/A0.024%
2/18/2026 Occudo Quantitative Strategies LP269,798$5.68M0.4%+235.4%0.182%
2/18/2026 Millennium Management LLC2,225,927$46.83M0.0%+292.2%1.498%
2/18/2026 Janus Henderson Group PLC49,743$1.05M0.0%-51.1%0.033%
2/18/2026 Gotham Asset Management LLC60,146$1.27M0.0%+137.1%0.040%
2/18/2026 Engineers Gate Manager LP229,209$4.82M0.1%-27.2%0.154%
2/17/2026 Freestone Grove Partners LP615,420$12.95M0.1%N/A0.414%
2/17/2026 Schonfeld Strategic Advisors LLC125,816$2.65M0.0%-20.4%0.085%
2/17/2026 AQR Capital Management LLC604,088$12.71M0.0%-0.7%0.407%
2/17/2026 Cetera Investment Advisers24,650$519K0.0%-7.8%0.017%
2/17/2026 Jain Global LLC75,511$1.59M0.0%N/A0.051%
2/17/2026 Trexquant Investment LP419,882$8.83M0.1%-5.5%0.283%
2/17/2026 Jump Financial LLC277,700$5.84M0.1%-24.7%0.187%
2/17/2026Iron Triangle Partners LP1,285,685$27.05M3.1%N/A0.865%
2/17/2026 Price T Rowe Associates Inc. MD93,651$1.97M0.0%+7.6%0.063%
2/17/2026 Osaic Holdings Inc.135,761$2.86M0.0%+3.3%0.091%
2/17/2026 Russell Investments Group Ltd.289,529$6.09M0.0%-8.2%0.195%
2/17/2026 State of Wisconsin Investment Board177,921$3.74M0.0%+409.9%0.120%
2/17/2026 Captrust Financial Advisors63,921$1.35M0.0%+75.5%0.043%
2/17/2026 Fred Alger Management LLC58,817$1.24M0.0%N/A0.040%
2/17/2026 Graham Capital Management L.P.33,476$704K0.0%-36.2%0.023%
2/16/2026 Squarepoint Ops LLC376,158$7.91M0.0%-36.7%0.253%
2/16/2026 Verition Fund Management LLC140,355$2.95M0.0%+8.9%0.094%
2/16/2026 Panagora Asset Management Inc.237,754$5.00M0.0%+239.6%0.160%
2/16/2026 Mariner LLC14,943$314K0.0%N/A0.010%
2/16/2026 Next Century Growth Investors LLC2,418,298$50.88M3.5%+6.1%1.628%
2/16/2026 Healthcare of Ontario Pension Plan Trust Fund203,000$4.27M0.0%-15.8%0.137%
2/16/2026 Entropy Technologies LP12,593$265K0.0%-43.9%0.008%
2/16/2026 Arax Advisory Partners3,059$64K0.0%-46.2%0.002%
2/16/2026 Avid Wealth Partners LLC58,129$1.22M0.6%N/A0.039%
2/16/2026 Barclays PLC209,266$4.40M0.0%+14.7%0.141%
2/13/2026 Stifel Financial Corp58,042$1.22M0.0%-5.6%0.039%
2/13/2026 Morgan Stanley4,340,936$91.33M0.0%+22.0%2.922%
2/13/2026 Focused Alpha LLC40,220$846K0.2%N/A0.027%
2/13/2026 First Trust Advisors LP545,602$11.48M0.0%+22.4%0.367%
2/13/2026 FirstWave Capital Management LLC52,726$1.11M0.7%N/A0.035%
2/13/2026 Birchview Capital LP18,058$380K0.2%-45.3%0.012%
2/13/2026 Charles Schwab Investment Management Inc.995,692$20.95M0.0%+3.8%0.670%
2/13/2026 State Street Corp2,889,240$60.79M0.0%+6.4%1.945%
2/13/2026 Van ECK Associates Corp11,318$238K0.0%+26.1%0.008%
2/13/2026 Ieq Capital LLC58,642$1.23M0.0%+15.5%0.039%
2/13/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC265,330$5.58M0.0%-2.4%0.179%
2/13/2026 Wells Fargo & Company MN141,807$2.98M0.0%+61.0%0.095%
2/13/2026 Rhenman & Partners Asset Management AB20,000$421K0.0%+11.1%0.013%
2/13/2026 Castleark Management LLC296,160$6.23M0.2%N/A0.199%
2/12/2026 HRT Financial LP68,430$1.44M0.0%N/A0.046%
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2/12/2026 MetLife Investment Management LLC908,120$19.11M0.1%-17.4%0.611%
2/12/2026 Commonwealth Equity Services LLC29,372$618K0.0%-28.0%0.020%
2/12/2026 Renaissance Technologies LLC870,131$18.31M0.0%-11.1%0.586%
2/12/2026 EntryPoint Capital LLC10,634$224K0.1%-49.7%0.007%
2/12/2026 Federated Hermes Inc.205,239$4.32M0.0%+277.4%0.138%
2/12/2026 M&G PLC669,266$14.06M0.1%N/A0.451%
2/12/2026 Informed Momentum Co LLC212,278$4.47M0.5%-30.0%0.143%
2/12/2026 New York State Common Retirement Fund999,603$21.03M0.0%-20.1%0.673%
2/12/2026 Granite Investment Partners LLC1,141,113$24.01M1.4%-17.3%0.768%
2/12/2026 Bank of Montreal Can558,826$11.76M0.0%-19.5%0.376%


ATEC Institutional Ownership - Frequently Asked Questions

During the previous two years, 289 institutional investors and hedge funds held shares of Alphatec. The most heavily invested institutionals were Vanguard Group Inc. ($144.83M), American Century Companies Inc. ($92.13M), Morgan Stanley ($91.33M), State Street Corp ($60.79M), Nuveen LLC ($60.46M), Geode Capital Management LLC ($59.51M), and First Light Asset Management LLC ($55.68M).Learn more on Alphatec's institutional investors.

66.35% of Alphatec's stock is owned by institutional investors. Learn more on ATEC's institutional investor holdings.

Of the 259 institutional investors that purchased Alphatec's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Nuveen LLC ($13.40M), American Century Companies Inc. ($2.68M), Royal Bank of Canada ($2.35M), Tudor Investment Corp ET AL ($1.98M), Granite Investment Partners LLC ($1.74M), Millennium Management LLC ($1.74M), and Marshall Wace LLP ($1.37M).

Institutional investors have bought a total of 25,779,541 shares in the last 24 months. This purchase volume represents approximately $406.57M in transactions.

Of the 100 institutional investors that sold Alphatec's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Braidwell LP ($7.94M), Marshall Wace LLP ($854.82K), Assenagon Asset Management S.A. ($721.46K), Lazard Asset Management LLC ($708.22K), Penn Capital Management Company LLC ($652.16K), Granite Investment Partners LLC ($579.83K), and Hsbc Holdings PLC ($418.19K).

Institutional investors have sold a total of 17,102,157 shares in the last 24 months. This volume of shares sold represents approximately $260.02M in transactions.



This page (NASDAQ:ATEC) was last updated on 6/15/2026 by MarketBeat.com Staff.
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