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Disclosery

Birch Hill Investment Advisors LLC: GLW position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Birch Hill Investment Advisors LLC on GLW, newest first. How the timeline and the estimate are built.

Birch Hill Investment Advisors LLC held 2,455 GLW shares at 2026-09-30 per its 13F-HR filed 2026-10-16.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 2,455 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $377,481.

    13F-HR 0001172661-26-004571 filed by Birch Hill Investment Advisors LLC
    Accepted , ingested