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Disclosery

FAIRFIELD, BUSH & CO.: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FAIRFIELD, BUSH & CO. on MRK, newest first. How the timeline and the estimate are built.

FAIRFIELD, BUSH & CO. held 20,842 MRK 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 20,842 shares
    Change vs previous 13F -405 shares

    1.32% of the 13F portfolio, value $2,678,234.

    13F-HR 0001116247-26-000003 filed by FAIRFIELD, BUSH & CO.
    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 21,247 shares
    Change vs previous 13F -1,247 shares

    1.42% of the 13F portfolio, value $2,555,778.

    13F-HR 0001116247-26-000002 filed by FAIRFIELD, BUSH & CO.
    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 22,494 shares
    Change vs previous 13F -563 shares

    1.25% of the 13F portfolio, value $2,367,712.

    13F-HR 0001116247-26-000001 filed by FAIRFIELD, BUSH & CO.
    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 23,057 shares
    Change vs previous 13F +3,969 shares

    0.99% of the 13F portfolio, value $1,935,141.

    13F-HR 0001116247-25-000005 filed by FAIRFIELD, BUSH & CO.
    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 19,088 shares
    Change vs previous 13F +1,988 shares

    0.85% of the 13F portfolio, value $1,511,009.

    13F-HR 0001116247-25-000003 filed by FAIRFIELD, BUSH & CO.
    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 17,100 shares
    Change vs previous 13F +4,679 shares

    0.97% of the 13F portfolio, value $1,534,903.

    13F-HR 0001116247-25-000002 filed by FAIRFIELD, BUSH & CO.
    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 12,421 shares
    Change vs previous 13F +1,235 shares

    0.73% of the 13F portfolio, value $1,235,691.

    13F-HR 0001116247-25-000001 filed by FAIRFIELD, BUSH & CO.
    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 11,186 shares
    Change vs previous 13F not available

    0.76% of the 13F portfolio, value $1,270,320.

    13F-HR 0001116247-24-000005 filed by FAIRFIELD, BUSH & CO.
    Filed (acceptance time not in the bulk data set), ingested

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