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Granahan Investment Management

Jun 2026 · 6 funds

Our archive holds 8 letters from Granahan Investment Management, behind 23 investment theses and positions in 46 companies. Every quote below is copied verbatim from the letter it came from.

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8
Letters
46
Companies
29
Moves
23
Theses

6 strategies

Granahan Investment Management publishes a letter per strategy. Each one has its own page — what it holds, what it bought, what it wrote.

What they bought and sold · 29 moves

  • AddedDigital Turbine
    June 2026
    “We viewed the weakness as a valuation disconnect rather than a deterioration in fundamentals and increased our position accordingly.”
    Read the letter
  • AddedDescartes Systems Group
    June 2026
    “We added to the position given Descartes’ recurring revenue model, strong profitability, disciplined acquisition strategy, and ability to compound value through both organic growth and targeted M&A.”
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  • AddedDave
    June 2026
    “Dave represents another example of our willingness to add to high-conviction positions during periods of market weakness.”
    Read the letter
  • TrimmedFigure Technology Solutions
    June 2026
    “We modestly reduced the position while continuing to evaluate the issues raised against the company’s underlying business progress.”
    Read the letter
  • AddedSilicon Motion
    June 2026
    “Second, we shifted some capital to other AI beneficiaries where we believe meaningful upside remains underpriced (e.g., Silicon Motion (SIMO) and Generac (GNRC).”
    Read the letter
  • ExitedCredo Technology
    June 2026
    “We exited several positions including Credo Technology (CRDO), Semtech (SMTC), Nova Limited (NVMI), Universal Technical Institute (UTI) and Comfort Systems (FIX), entirely,”
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  • TrimmedTTM Technologies
    June 2026
    “We have cut the position to a below average size.”
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  • ExitedMaterion Corporation
    June 2026
    “Following the stock's appreciation, we exited the position near the end of the quarter because its prospective return had become less compelling relative to other opportunities in the portfolio.”
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  • TrimmedOnto Innovation
    June 2026
    “We trimmed the position into strength, while maintaining a constructive long-term view on the company’s growth opportunities.”
    Read the letter
  • New positionGRAIL
    June 2026
    “These companies can largely be thought of as "picks and shovels" to the industry and include such names as Repligen (RGEN), Twist Bioscience (TWST), and GRAIL (GRAL).”
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  • New positionRepligen
    June 2026
    “These companies can largely be thought of as "picks and shovels" to the industry and include such names as Repligen (RGEN), Twist Bioscience (TWST), and GRAIL (GRAL).”
    Read the letter
  • ExitedSemtech
    June 2026
    “We exited several positions including Credo Technology (CRDO), Semtech (SMTC), Nova Limited (NVMI), Universal Technical Institute (UTI) and Comfort Systems (FIX), entirely,”
    Read the letter
  • TrimmedModine
    June 2026
    “and trimmed others, such as Modine (MOD), Forgent Power Solutions (FPS), Onto Innovation (ONTO), TTM Technologies (TTMI), and Carpenter Technology Corp (CRS).”
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  • ExitedComfort Systems
    June 2026
    “We exited several positions including Credo Technology (CRDO), Semtech (SMTC), Nova Limited (NVMI), Universal Technical Institute (UTI) and Comfort Systems (FIX), entirely,”
    Read the letter
  • TrimmedPorch Group
    June 2026
    “While we have trimmed our position, Porch ended the quarter as our largest holding.”
    Read the letter
  • AddedGenerac
    June 2026
    “Second, we shifted some capital to other AI beneficiaries where we believe meaningful upside remains underpriced (e.g., Silicon Motion (SIMO) and Generac (GNRC).”
    Read the letter
  • AddedKura Sushi
    June 2026
    “We added to the stock on weakness and Kura remains an average-sized holding.”
    Read the letter
  • TrimmedFTAI Aviation Ltd.
    June 2026
    “We trimmed the stock to manage position size and valuation discipline while maintaining a constructive long-term view on FTAI’s differentiated business model and long-term earnings potential.”
    Read the letter
  • ExitedUniversal Technical Institute
    June 2026
    “We exited several positions including Credo Technology (CRDO), Semtech (SMTC), Nova Limited (NVMI), Universal Technical Institute (UTI) and Comfort Systems (FIX), entirely,”
    Read the letter
  • TrimmedCarpenter Technology Corp
    June 2026
    “and trimmed others, such as Modine (MOD), Forgent Power Solutions (FPS), Onto Innovation (ONTO), TTM Technologies (TTMI), and Carpenter Technology Corp (CRS).”
    Read the letter
  • New positionNeutron Holdings Inc
    June 2026
    “First, as noted above, we bumped up or initiated positions in stocks in bucket #2 (AI Insulated) such as Neutron Holdings Inc (LIME - i.e., Lime e-scooters and e-bikes).”
    Read the letter
  • AddedQXO
    June 2026
    “We have added to the position and QXO represents an average sized holding.”
    Read the letter
  • TrimmedForgent Power Solutions
    June 2026
    “We started the position at the company’s February IPO and added to it in the months that followed.”
    Read the letter
  • ExitedSportradar
    June 2026
    “Given the persistent disconnect between business momentum and market recognition, we concluded that the prospective risk/reward had become less attractive and sold the position.”
    Read the letter
  • TrimmedDigital Turbine
    June 2026
    “Following the substantial re-rating, we trimmed the position.”
    Read the letter
  • AddedTexas Capital Bancshares
    June 2026
    “We increased the position as we continued to see progress in the company’s multi-year transformation, including improved execution, a more attractive business mix, and the potential for stronger earnings growth and multiple expansion.”
    Read the letter
  • New positionTwist Bioscience
    June 2026
    “These companies can largely be thought of as "picks and shovels" to the industry and include such names as Repligen (RGEN), Twist Bioscience (TWST), and GRAIL (GRAL).”
    Read the letter
  • TrimmedMaterion
    June 2026
    “We trimmed the position into strength while maintaining exposure.”
    Read the letter
  • ExitedNova Limited
    June 2026
    “We exited several positions including Credo Technology (CRDO), Semtech (SMTC), Nova Limited (NVMI), Universal Technical Institute (UTI) and Comfort Systems (FIX), entirely,”
    Read the letter

Companies held · 46

Every company Granahan Investment Management has disclosed a position in across our archive, with the letter that last mentioned it.

Theses · 23

Letter archive · 8

2026

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