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Rafferty Asset Management, LLC: INSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rafferty Asset Management, LLC on INSM, newest first. How the timeline and the estimate are built.

Rafferty Asset Management, LLC held 30,045 INSM 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 30,045 shares
    Change vs previous 13F -86,024 shares

    0.01% of the 13F portfolio, value $3,203,398.

    13F-HR 0001999371-26-017909 filed by Rafferty Asset Management, 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 116,069 shares
    Change vs previous 13F +15,257 shares

    0.08% of the 13F portfolio, value $18,979,603.

    13F-HR 0001999371-26-010796 filed by Rafferty Asset Management, 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 100,812 shares
    Change vs previous 13F +45,653 shares

    0.06% of the 13F portfolio, value $17,545,320.

    13F-HR 0001999371-26-003261 filed by Rafferty Asset Management, 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 55,159 shares
    Change vs previous 13F -42,951 shares

    0.03% of the 13F portfolio, value $7,943,448.

    13F-HR 0001999371-25-017439 filed by Rafferty Asset Management, 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 98,110 shares
    Change vs previous 13F -47,874 shares

    0.03% of the 13F portfolio, value $9,873,790.

    13F-HR 0001999371-25-011302 filed by Rafferty Asset Management, 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 145,984 shares
    Change vs previous 13F -34,929 shares

    0.05% of the 13F portfolio, value $11,137,119.

    13F-HR 0001999371-25-006071 filed by Rafferty Asset Management, 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 180,913 shares
    Change vs previous 13F -45,887 shares

    0.04% of the 13F portfolio, value $12,490,234.

    13F-HR 0001999371-25-001622 filed by Rafferty Asset Management, 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 226,800 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $16,556,400.

    13F-HR 0001999371-24-014625 filed by Rafferty Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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