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ADTRAN (ADTN) Institutional Ownership

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$7.56 +0.07 (+0.93%)
Closing price 08/7/2026 04:00 PM Eastern
Extended Trading
$7.65 +0.09 (+1.19%)
As of 08/7/2026 07:34 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for ADTRAN (NASDAQ:ADTN)

Current
Institutional Ownership
Percentage
80.56%
Number of
Institutional Buyers
(last 12 months)
127
Total
Institutional Inflows
(last 12 months)
$349.25M
Number of
Institutional Sellers
(last 12 months)
75
Total
Institutional Outflows
(last 12 months)
$104.76M
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ADTN Institutional Buying and Selling by Quarter

ADTRAN Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/7/2026Focused Alpha LLC14,657$204K0.1%N/A0.018%
8/7/2026BlackRock Inc.7,836,196$108.92M0.0%N/A9.617%
8/7/2026Deutsche Bank AG235,833$3.28M0.0%N/A0.289%
8/7/2026Persistent Asset Partners Ltd2,035$28K0.0%N/A0.002%
8/6/2026 Bank of New York Mellon Corp255,026$3.55M0.0%N/A0.313%
8/6/2026 State of Wyoming36,213$503K0.1%N/A0.044%
8/6/2026 GSA Capital Partners LLP49,752$692K0.0%N/A0.061%
8/3/2026 Walleye Trading LLC208,278$2.90M0.0%N/A0.256%
7/8/2026 Assenagon Asset Management S.A.917,754$12.76M0.0%+100.4%1.133%
5/19/2026Bank of America Corp DE367,226$4.62M0.0%+12.4%0.453%
5/18/2026Royal Bank of Canada457,402$5.75M0.0%-14.6%0.565%
5/16/2026The Manufacturers Life Insurance Company 20,188$254K0.0%-10.4%0.025%
5/16/2026Quantinno Capital Management LP52,455$660K0.0%+18.7%0.065%
5/15/2026Waverly Advisors LLC29,879$376K0.0%-5.6%0.037%
5/15/2026Granahan Investment Management LLC30,782$387K0.0%-43.9%0.038%
5/15/2026Entropy Technologies LP15,793$199K0.0%+53.6%0.019%
5/14/2026Renaissance Technologies LLC202,899$2.55M0.0%-19.4%0.250%
5/14/2026Paradigm Capital Management Inc. NY733,200$9.22M0.4%-35.1%0.905%
5/14/2026Arrowstreet Capital Limited Partnership455,647$5.73M0.0%+60.2%0.563%
5/14/2026Caxton Associates LLP24,497$308K0.0%N/A0.030%
5/14/2026Sei Investments Co.1,105,110$13.90M0.0%+162.0%1.364%
5/14/2026Group One Trading LLC26,275$331K0.0%+2,003.7%0.032%
5/14/2026Lido Advisors LLC129,330$1.63M0.0%+42.5%0.160%
5/14/2026Globeflex Capital L P132,417$1.67M0.3%+24.0%0.163%
5/7/2026Dimensional Fund Advisors LP1,337,028$16.82M0.0%+50.5%1.657%
5/7/2026Swiss National Bank142,600$1.79M0.0%+2.1%0.177%
5/7/2026Heartland Advisors Inc.750,000$9.44M0.5%N/A0.929%
5/5/2026 Bank of New York Mellon Corp240,001$3.02M0.0%-3.6%0.297%
5/5/2026Hillsdale Investment Management Inc.22,900$288K0.0%-95.4%0.028%
4/30/2026Hsbc Holdings PLC97,411$1.23M0.0%+24.1%0.121%
4/27/2026 Counterpoint Mutual Funds LLC32,721$412K0.1%N/A0.041%
4/27/2026 Y Intercept Hong Kong Ltd52,099$655K0.0%+45.4%0.065%
4/23/2026Inspire Investing LLC182,522$2.30M0.2%+241.6%0.226%
4/22/20261492 Capital Management LLC625,024$7.86M3.0%+6.8%0.775%
4/20/2026 OP Asset Management Ltd115,374$1.45M0.0%N/A0.143%
4/20/2026 Assenagon Asset Management S.A.457,952$5.76M0.0%-59.4%0.567%
4/16/2026SG Americas Securities LLC1,316,049$16.56M0.0%+53.6%1.631%
4/16/2026 Thompson Davis & CO. Inc.11,865$149K0.1%N/A0.015%
3/20/2026Hsbc Holdings PLC78,464$686K0.0%+29.8%0.097%
2/19/2026Invesco Ltd.246,809$2.15M0.0%-5.3%0.308%
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2/18/2026Mackenzie Financial Corp361,607$3.19M0.0%+33.9%0.451%
2/18/2026XTX Topco Ltd66,690$580K0.0%+11.8%0.083%
2/18/2026Voloridge Investment Management LLC146,148$1.27M0.0%+685.0%0.182%
2/18/2026Susquehanna Portfolio Strategies LLC65,639$570K0.0%-17.7%0.082%
2/18/2026Tudor Investment Corp ET AL947,508$8.23M0.0%+5.6%1.183%
2/18/2026Twinbeech Capital LP11,100$96K0.0%N/A0.014%
2/18/2026Polymer Capital Management US LLC10,363$90K0.0%-71.9%0.013%
2/18/2026Numerai GP LLC74,520$648K0.1%+428.9%0.093%
2/18/2026Ophir Asset Management Pty Ltd1,069,420$9.29M1.0%-11.2%1.335%
2/18/2026Millennium Management LLC2,694,800$23.42M0.0%+371.2%3.363%
2/18/2026Man Group plc174,674$1.52M0.0%-59.4%0.218%
2/18/2026Inspire Investing LLC53,434$464K0.0%+10.9%0.067%
2/18/2026Engineers Gate Manager LP153,448$1.33M0.0%+352.0%0.192%
2/18/2026Balyasny Asset Management L.P.102,503$891K0.0%-63.1%0.128%
2/18/2026Boothbay Fund Management LLC101,822$885K0.0%-7.1%0.127%
2/17/2026Freestone Grove Partners LP10,022$87K0.0%N/A0.013%
2/17/2026PDT Partners LLC20,755$180K0.0%N/A0.026%
2/17/2026AQR Capital Management LLC236,912$2.06M0.0%+34.3%0.296%
2/17/2026Lazard Asset Management LLC45,238$393K0.0%N/A0.056%
2/17/2026Jain Global LLC64,780$563K0.0%+63.5%0.081%
2/17/2026Westerly Capital Management LLC700,000$6.08M1.3%-23.9%0.874%
2/17/2026 Kovack Advisors Inc.753,550$6.55M0.3%+6.4%0.941%
2/17/2026Trexquant Investment LP359,047$3.12M0.0%-47.3%0.448%
2/17/2026Jump Financial LLC78,555$683K0.0%-59.2%0.098%
2/17/2026Price T Rowe Associates Inc. MD108,727$945K0.0%+3.1%0.136%
2/17/2026California State Teachers Retirement System72,577$631K0.0%+24.1%0.091%
2/17/2026 Russell Investments Group Ltd.28,868$251K0.0%-47.5%0.036%
2/17/2026Atom Investors LP439,946$3.82M0.3%+146.9%0.549%
2/17/2026Granahan Investment Management LLC54,840$477K0.0%-90.6%0.068%
2/17/2026State of Wisconsin Investment Board270,589$2.35M0.0%+7.6%0.338%
2/17/2026ExodusPoint Capital Management LP211,917$1.84M0.0%+111.0%0.264%
2/17/2026Royal Bank of Canada535,720$4.66M0.0%+6,125.7%0.669%
2/17/2026Graham Capital Management L.P.67,670$588K0.0%+19.8%0.084%
2/17/2026Needham Investment Management LLC1,447,500$12.58M0.8%+23.2%1.807%
2/16/2026Squarepoint Ops LLC797,440$6.93M0.0%+16.9%0.995%
2/16/2026Verition Fund Management LLC95,827$833K0.0%-9.5%0.120%
2/16/2026 Panagora Asset Management Inc.29,879$260K0.0%+94.6%0.037%
2/16/2026Niles Investment Management LLC149,494$1.30M1.0%N/A0.187%
2/16/2026Entropy Technologies LP10,283$89K0.0%-32.5%0.013%
2/16/2026Barclays PLC1,125,703$9.78M0.0%+39.6%1.405%
2/13/2026 Kestra Advisory Services LLC4,192$36K0.0%N/A0.005%
2/13/2026The Manufacturers Life Insurance Company 22,541$196K0.0%-10.3%0.028%
2/13/2026Bridgefront Capital LLC29,717$258K0.1%+17.7%0.037%
2/13/2026Nierenberg Investment Management Company LLC93,110$809K0.4%-72.9%0.116%
2/13/2026Alyeska Investment Group L.P.545,464$4.74M0.0%-49.7%0.681%
2/13/2026Charles Schwab Investment Management Inc.686,940$5.97M0.0%-0.2%0.857%
2/13/2026State Street Corp1,985,890$17.26M0.0%+4.5%2.479%
2/13/2026 Caitong International Asset Management Co. Ltd5,396$47K0.1%N/A0.007%
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC187,814$1.63M0.0%+1.1%0.234%
2/13/2026Wells Fargo & Company MN425,294$3.70M0.0%+746.2%0.531%
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2/12/2026Jane Street Group LLC343,947$2.99M0.0%-36.5%0.429%
2/12/2026HRT Financial LP546,159$4.75M0.0%-12.0%0.682%
2/12/2026MetLife Investment Management LLC33,464$291K0.0%-21.9%0.042%
2/12/2026Paradigm Capital Management Inc. NY1,129,909$9.82M0.4%+527.7%1.410%
2/12/2026Renaissance Technologies LLC251,840$2.19M0.0%-7.3%0.314%
2/12/2026Dimensional Fund Advisors LP888,180$7.72M0.0%+106.1%1.109%
2/12/2026EntryPoint Capital LLC28,763$250K0.1%-47.7%0.036%
2/12/2026Integrated Quantitative Investments LLC97,726$849K0.2%+202.5%0.122%
2/12/2026Federated Hermes Inc.866,431$7.53M0.0%+12.1%1.081%
2/12/2026 Campbell & CO Investment Adviser LLC30,732$267K0.0%+70.3%0.038%


ADTN Institutional Ownership - Frequently Asked Questions

During the previous two years, 212 institutional investors and hedge funds held shares of ADTRAN. The most heavily invested institutionals were BlackRock Inc. ($108.92M), Vanguard Group Inc. ($71.16M), Divisar Capital Management LLC ($30.14M), DNB Asset Management AS ($27.15M), Millennium Management LLC ($23.42M), Royce & Associates LP ($22.57M), and William Blair Investment Management LLC ($21.54M).Learn more on ADTRAN's institutional investors.

80.56% of ADTRAN's stock is owned by institutional investors. Learn more on ADTN's institutional investor holdings.

Of the 190 institutional investors that purchased ADTRAN's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($7.84M), Millennium Management LLC ($4.02M), Paradigm Capital Management Inc. NY ($2.54M), Assenagon Asset Management S.A. ($2.36M), Schonfeld Strategic Advisors LLC ($2.32M), Royce & Associates LP ($1.90M), and Alyeska Investment Group L.P. ($1.53M).

Institutional investors have bought a total of 32,589,299 shares in the last 24 months. This purchase volume represents approximately $349.25M in transactions.

Of the 75 institutional investors that sold ADTRAN's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Divisar Capital Management LLC ($1.02M), Invesco Ltd. ($913.90K), DNB Asset Management AS ($822.09K), Assenagon Asset Management S.A. ($671.10K), Granahan Investment Management LLC ($551.71K), Alyeska Investment Group L.P. ($538.57K), and JPMorgan Chase & Co. ($518.35K).

Institutional investors have sold a total of 11,000,890 shares in the last 24 months. This volume of shares sold represents approximately $104.76M in transactions.


Related Companies

Institutional ownership data for NASDAQ:ADTN is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/7/2026. New 13F filings are added each quarter as they're published.
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