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Disclosery

FIRST MANHATTAN CO. LLC.: MDU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FIRST MANHATTAN CO. LLC. on MDU, newest first. How the timeline and the estimate are built.

FIRST MANHATTAN CO. LLC. held 121,658 MDU shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 121,658 shares
    Change vs previous 13F -1,200 shares

    0.01% of the 13F portfolio, value $2,597,398.

    13F-HR 0000728083-26-000007 filed by FIRST MANHATTAN CO. 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 122,858 shares
    Change vs previous 13F -1,635 shares

    0.01% of the 13F portfolio, value $2,562,818.

    13F-HR 0000728083-26-000005 filed by FIRST MANHATTAN CO. 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 124,493 shares
    Change vs previous 13F +169 shares

    0.01% of the 13F portfolio, value $2,447,532.

    13F-HR 0000728083-26-000002 filed by FIRST MANHATTAN CO. 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 124,324 shares
    Change vs previous 13F -6,700 shares

    0.01% of the 13F portfolio, value $2,231,518.

    13F-HR 0000728083-25-000015 filed by FIRST MANHATTAN CO. 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 131,024 shares
    Change vs previous 13F -150 shares

    0.01% of the 13F portfolio, value $2,201,203.

    13F-HR 0000728083-25-000010 filed by FIRST MANHATTAN CO. 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 131,174 shares
    Change vs previous 13F -4,745 shares

    0.01% of the 13F portfolio, value $2,235,205.

    13F-HR 0001750312-25-000007 filed by FIRST MANHATTAN CO. 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 135,919 shares
    Change vs previous 13F -13,365 shares

    0.01% of the 13F portfolio, value $2,466,930.

    13F-HR 0000728083-25-000003 filed by FIRST MANHATTAN CO. 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 149,284 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $4,110,987.

    13F-HR 0001172661-24-004939 filed by FIRST MANHATTAN CO. LLC.
    Filed (acceptance time not in the bulk data set), ingested

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