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1620 INVESTMENT ADVISORS, INC.: AMPH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of 1620 INVESTMENT ADVISORS, INC. on AMPH, newest first. How the timeline and the estimate are built.

1620 INVESTMENT ADVISORS, INC. held 615 AMPH shares at 2026-06-30 per its 13F-HR filed 2026-07-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 615 shares
    Change vs previous 13F -103 shares

    0.01% of the 13F portfolio, value $12,411.

    13F-HR 0001907281-26-000003 filed by 1620 INVESTMENT 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 718 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $14,066.

    13F-HR 0001907281-26-000002 filed by 1620 INVESTMENT 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 718 shares
    Change vs previous 13F +36 shares

    0.01% of the 13F portfolio, value $19,228.

    13F-HR 0001907281-26-000001 filed by 1620 INVESTMENT 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 682 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $18,175.

    13F-HR 0001907281-25-000007 filed by 1620 INVESTMENT 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 682 shares
    Change vs previous 13F -1,595 shares

    0.01% of the 13F portfolio, value $15,659.

    13F-HR 0001907281-25-000004 filed by 1620 INVESTMENT ADVISORS, INC.
    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 2,277 shares
    Change vs previous 13F -11 shares

    0.05% of the 13F portfolio, value $66,010.

    13F-HR 0001907281-25-000002 filed by 1620 INVESTMENT ADVISORS, INC.
    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 2,288 shares
    Change vs previous 13F -79 shares

    0.06% of the 13F portfolio, value $84,953.

    13F-HR 0001907281-25-000001 filed by 1620 INVESTMENT ADVISORS, INC.
    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 2,367 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $115,290.

    13F-HR 0001907281-24-000003 filed by 1620 INVESTMENT ADVISORS, INC.
    Filed (acceptance time not in the bulk data set), ingested

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