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Disclosery

Cambridge Advisors Inc.: AIRR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Cambridge Advisors Inc. on AIRR, newest first. How the timeline and the estimate are built.

Cambridge Advisors Inc. held 18,511 AIRR shares at 2026-06-30 per its 13F-HR filed 2026-07-16.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,511 shares
    Change vs previous 13F +1,395 shares

    0.42% of the 13F portfolio, value $2,466,632.

    13F-HR 0001214659-26-008644 filed by Cambridge Advisors Inc.
    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 17,116 shares
    Change vs previous 13F +1,967 shares

    0.37% of the 13F portfolio, value $1,896,145.

    13F-HR 0001214659-26-004746 filed by Cambridge Advisors Inc.
    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 15,149 shares
    Change vs previous 13F +5,944 shares

    0.28% of the 13F portfolio, value $1,489,417.

    13F-HR 0001214659-26-000687 filed by Cambridge Advisors Inc.
    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 9,205 shares
    Change vs previous 13F +2,241 shares

    0.17% of the 13F portfolio, value $889,974.

    13F-HR 0001214659-25-014970 filed by Cambridge Advisors Inc.
    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 6,964 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $566,886.

    13F-HR 0001214659-25-010442 filed by Cambridge Advisors Inc.
    Filed (acceptance time not in the bulk data set), ingested

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