NASDAQ: ADTN
Adtran Holdings Inc Stock Ownership - Who owns Adtran Holdings?

Insider buying vs selling

Have Adtran Holdings Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Thomas R. StantonChairman CEO2026-01-2010,247$9.24
$94.68kSell
James Denson Wilson Jr.Chief Revenue Officer2026-01-20765$9.24
$7.07kSell
Timothy P. SantoSVP of Finance CFO2025-11-286,150$8.02
$49.32kBuy
Nikos TheodosopoulosDirector2025-11-2612,859$7.81
$100.43kBuy
Thomas R. StantonChairman CEO2025-11-2440,928$7.33
$300.00kBuy
Thomas R. StantonChairman CEO2025-11-173,355$7.33
$24.59kSell
James Denson Wilson Jr.Chief Revenue Officer2025-11-17468$7.33
$3.43kSell
Thomas R. StantonChairman CEO2025-07-135,663$9.20
$52.10kSell
Thomas R. StantonChairman CEO2025-04-135,408$7.62
$41.21kSell

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Net Insider Buy/Sell (L12M) Ownership

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ADTN Shareholders

What type of owners hold Adtran Holdings Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc10.46%8,383,305$80.06MInstitution
Blackrock Inc10.33%8,273,324$79.01MInstitution
Mark C. Smith9.98%7,997,600$76.38MInsider
Linda Jones Smith7.58%6,075,082$58.02MInsider
Mark Clay Smith5.92%4,744,091$45.31MInsider
Divisar Capital Management LLC4.01%3,213,090$30.69MInstitution
Dnb Asset Management As3.62%2,903,869$27.73MInstitution
William Blair Investment Management LLC3.42%2,736,430$26.13MInstitution
Royce Associates LP3.01%2,410,775$23.02MInstitution
State Street Corp2.37%1,899,508$18.14MInstitution

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ADTN vs Communication Equipment Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ADTN75.72%24.28%Net BuyingNet Buying
AIOT79.30%20.70%Net Buying
ITRN60.51%0.00%
NTGR88.10%11.90%Net SellingNet Selling
FEIM48.27%51.73%Net Buying

Adtran Holdings Stock Ownership FAQ

Who owns Adtran Holdings?

Adtran Holdings (NASDAQ: ADTN) is owned by 84.26% institutional shareholders, 27.01% Adtran Holdings insiders, and 0.00% retail investors. Mark C. Smith is the largest individual Adtran Holdings shareholder, owning 8.00M shares representing 9.98% of the company. Mark C. Smith's Adtran Holdings shares are currently valued at $76.38M.

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