Shannon River Fund Management »

Adtran Holdings shares owned by Shannon River Fund Management

Quarter-by-quarter ownership of Adtran Holdings (ADTN) shares owned by Shannon River Fund Management from 13F filings

Historical chart of Shannon River Fund Management investment in Adtran Holdings

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All positions including Adtran Holdings held by Shannon River Fund Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Adtran Holdings by Shannon River Fund Management

Quarter filed Position value Share count Share price at filing
2026-03-31 $15M 1.2M 12.58

More positions owned by Shannon River Fund Management

Tower Semiconductor Shs New (TSEM)
Marvell Technology (MRVL)
Live Nation Entertainment (LYV)
Airbnb Com Cl A (ABNB)
Rambus (RMBS)
Coherent Corp (COHR)
Flextronics Intl Ord (FLEX)
Axon Enterprise (AXON)
Extreme Networks (EXTR)
Toast Cl A (TOST)
Legence Corp Cl A (LGN)
InterDigital (IDCC)
Hinge Health Cl A (HNGE)
Adtran Holdings (ADTN)
Celestica (CLS)

View all positions for Shannon River Fund Management

Top funds holding Adtran Holdings

Vanguard Group
BlackRock
Vanguard Portfolio Management
Vanguard Capital Management
Royce & Associates
DnB NOR Asset Management AS
William Blair Investment Management
State Street Corporation
Millennium Management
Morgan Stanley
Geode Capital Management
Divisar Capital Management
Needham Investment Management
First Eagle Investment Management
Dimensional Fund Advisors

View all funds holding Adtran Holdings