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Granahan Investment Management, LLC

CIK
1026710
City
WALTHAM
State / Country
MA

Top Portfolio Positions

149 positions · $2,067,341,622 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in ADTN

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Shares Held

Position Value (USD)

5 quarters on record
Report Date Value (USD) Shares
2026-03-31 $387,237 30,782
2025-12-31 $476,559 54,840
2025-09-30 $5,463,756 582,490
2025-06-30 $1,796,870 200,320
2025-03-31 $314,730 36,093