VERTEX PHARMACEUTICALS INC (VRTX) Stock Institutional Trading Activity


VERTEX PHARMACEUTICALS INC (VRTX) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q1 2026), investors with some of the largest reported share count changes include Tweedy, Browne Co All Funds (US), Sequoia Financial Advisors, Torray Fund, Renaissance Technologies LLC, and Parnassus Endeavor Fund. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2013Renaissance Technologies LLCBuy139,220139,220$10,556
Q2 2013Torray FundBuy45,37245,372$3,632

Frequently asked questions about VRTX activity

  • Which institutional owners are buying VRTX?

    Institutional owners buying VRTX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in VRTX activity?

    "Buy" means an investor increased their reported position in VRTX compared to the prior reporting period. This reflects growing exposure to VERTEX PHARMACEUTICALS INC (VRTX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in VRTX increasing?

    Institutional interest in VRTX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.