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Disclosery

AWM Investment Company, Inc.: ASPN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of AWM Investment Company, Inc. on ASPN, newest first. How the timeline and the estimate are built.

AWM Investment Company, Inc. held 0 ASPN shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -41,092 shares

    13F-HR 0001535264-26-000032 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 41,092 shares
    Change vs previous 13F -1,514,385 shares

    0.01% of the 13F portfolio, value $116,290.

    13F-HR 0001535264-26-000016 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 1,555,477 shares
    Change vs previous 13F +120,000 shares

    1.01% of the 13F portfolio, value $10,826,120.

    13F-HR 0001535264-25-000059 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 1,435,477 shares
    Change vs previous 13F -1,013,744 shares

    0.95% of the 13F portfolio, value $8,498,024.

    13F-HR 0001535264-25-000052 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 2,449,221 shares
    Change vs previous 13F +1,240,535 shares

    2.16% of the 13F portfolio, value $15,650,522.

    13F-HR 0001535264-25-000043 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 1,208,686 shares
    Change vs previous 13F +34,115 shares

    1.75% of the 13F portfolio, value $14,359,190.

    13F-HR 0001535264-25-000019 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 1,174,571 shares
    Change vs previous 13F not available

    3.94% of the 13F portfolio, value $32,523,871.

    13F-HR 0001535264-24-000066 filed by AWM Investment Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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