Go Pro
→ Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid (From Altimetry) (Ad)tc pixel Free ATEC Stock Alerts

Alphatec (ATEC) Institutional Ownership

Alphatec logo
$9.33 +0.14 (+1.52%)
As of 04:00 PM Eastern
Compare

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

Current
Institutional Ownership
Percentage
66.35%
Number of
Institutional Buyers
(last 12 months)
149
Total
Institutional Inflows
(last 12 months)
$358.64M
Number of
Institutional Sellers
(last 12 months)
91
Total
Institutional Outflows
(last 12 months)
$236.13M
Get ATEC Insider Trade Alerts

Want to know when executives and insiders are buying or selling Alphatec stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

ATEC Institutional Buying and Selling by Quarter

Alphatec Major Shareholders & Ownership History

Export
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/25/2026 VIRGINIA RETIREMENT SYSTEMS ET Al25,200$218K0.0%N/A0.016%
8/24/2026 California State Teachers Retirement System1,245,358$10.77M0.0%+743.5%0.806%
8/22/2026 FirstWave Capital Management LLC143,851$1.24M0.5%N/A0.093%
8/14/2026 Paradigm Capital Management Inc. NY1,088,200$9.41M0.3%N/A0.705%
8/10/2026 Great Lakes Advisors LLC280,161$2.42M0.0%N/A0.181%
8/6/2026 Bank of New York Mellon Corp357,406$3.09M0.0%N/A0.232%
7/10/2026 Handelsbanken Fonder AB49,400$427K0.0%N/A0.032%
7/10/2026 Redhawk Wealth Advisors Inc.19,412$168K0.0%+87.8%0.013%
7/9/2026 Atlas Brown Inc.12,800$111K0.0%N/A0.008%
7/9/2026 Valeo Financial Advisors LLC44,363$384K0.0%+7.2%0.029%
7/8/2026 Assenagon Asset Management S.A.161,238$1.40M0.0%-37.2%0.105%
6/18/2026 Western Wealth Management LLC103,909$1.13M0.0%+20.9%0.068%
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%
My top 3 AI picks for the next decade (Ad)

Alexander Green bought Apple in 1996, recommended Nvidia at a split-adjusted 66 cents in 2004, and picked up Amazon and Netflix under $3 per share in 2005. Now the chief investment strategist at The Oxford Club has identified three AI stocks he believes could be the most profitable investments of the next decade.tc pixel

Click here to get all three AI stock names from Alexander Green
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%
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%
2/18/2026Janus 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%
Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid (Ad)

A small Colorado company has secured rights to technology that could prevent the U.S. public power grid from collapsing — and billionaire Sam Altman is now an investor. This under-the-radar firm is drawing serious attention from those watching the energy infrastructure space closely.tc pixel

Click here to learn this company's name for free today
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%


ATEC Institutional Ownership - Frequently Asked Questions

During the previous two years, 286 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 Next Century Growth Investors LLC ($50.88M).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 252 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), Millennium Management LLC ($1.74M), Granite Investment Partners LLC ($1.37M), and Iron Triangle Partners LP ($1.29M).

Institutional investors have bought a total of 22,137,581 shares in the last 24 months. This purchase volume represents approximately $358.64M in transactions.

Of the 91 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), Assenagon Asset Management S.A. ($817.11K), Penn Capital Management Company LLC ($652.16K), Granite Investment Partners LLC ($579.83K), Hsbc Holdings PLC ($418.19K), New York State Common Retirement Fund ($339.60K), and Royce & Associates LP ($337.50K).

Institutional investors have sold a total of 14,971,518 shares in the last 24 months. This volume of shares sold represents approximately $236.13M in transactions.


Related Companies

Institutional ownership data for NASDAQ:ATEC is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/25/2026. New 13F filings are added each quarter as they're published.
From Our Partners
ALERT: Drop these 5 stocks before the market opens tomorrow!
The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...
Weiss Ratings | Sponsoredtc pixel
Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid
A small Colorado company has secured rights to technology that could prevent the U.S. public power grid from c...
Altimetry | Sponsoredtc pixel
Louis Navellier: My #1 AI stock for 2026 (name & ticker inside)
Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...
InvestorPlace | Sponsoredtc pixel
Ready to give options a try? Your first trade (Ticker included) -INSIDE
Tired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...
Base Camp Trading | Sponsoredtc pixel
The $15 Gold Fund That Pays Up to $1,152/Month
Gold is hitting record highs, but most investors are leaving income on the table. A $15 fund is quietly paying...
Investors Alley | Sponsoredtc pixel
Iran War Shock: What I Was Told In That Private Meeting
You’re Being LIED To About The Iran War Forget EVERYTHING you’ve heard about the Iran war. Especially th...
Banyan Hill Publishing | Sponsoredtc pixel
My top 3 AI picks for the next decade
Alexander Green bought Apple in 1996, recommended Nvidia at a split-adjusted 66 cents in 2004, and picked up A...
The Oxford Club | Sponsoredtc pixel
Here’s the stock symbol I’ve promised
Whitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...
Stansberry Research | Sponsoredtc pixel