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Disclosery

First Long Island Investors, LLC: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of First Long Island Investors, LLC on TSM, newest first. How the timeline and the estimate are built.

First Long Island Investors, LLC held 98,125 TSM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 98,125 shares
    Change vs previous 13F -18,953 shares

    3.32% of the 13F portfolio, value $46,861,556.

    13F-HR 0001490429-26-000003 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 117,078 shares
    Change vs previous 13F -1,005 shares

    3.21% of the 13F portfolio, value $39,566,510.

    13F-HR 0001490429-26-000002 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 118,083 shares
    Change vs previous 13F +227 shares

    2.63% of the 13F portfolio, value $35,884,243.

    13F-HR 0001490429-26-000001 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 117,856 shares
    Change vs previous 13F -467 shares

    2.45% of the 13F portfolio, value $32,916,002.

    13F-HR 0001490429-25-000005 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 118,323 shares
    Change vs previous 13F -2,487 shares

    2.1% of the 13F portfolio, value $26,798,976.

    13F-HR 0001490429-25-000004 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 120,810 shares
    Change vs previous 13F +14,583 shares

    1.65% of the 13F portfolio, value $20,054,460.

    13F-HR 0001490429-25-000002 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 106,227 shares
    Change vs previous 13F +243 shares

    1.67% of the 13F portfolio, value $20,978,770.

    13F-HR 0001490429-25-000001 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 105,984 shares
    Change vs previous 13F not available

    1.45% of the 13F portfolio, value $18,406,241.

    13F-HR 0001490429-24-000004 filed by First Long Island Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).