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Bain Capital Life Sciences Investors, LLC: ASTL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Bain Capital Life Sciences Investors, LLC on ASTL, newest first. How the timeline and the estimate are built.

Bain Capital Life Sciences Investors, LLC held 825,777 ASTL 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 825,777 shares
    Change vs previous 13F 0 shares

    0.91% of the 13F portfolio, value $3,344,397.

    13F-HR 0001193125-26-350236 filed by Bain Capital Credit, LP
    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 825,777 shares
    Change vs previous 13F 0 shares

    1.13% of the 13F portfolio, value $3,410,460.

    13F-HR 0001317947-26-000005 filed by Bain Capital Credit, LP
    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 825,777 shares
    Change vs previous 13F -11,435 shares

    0.89% of the 13F portfolio, value $3,385,687.

    13F-HR 0001317947-26-000002 filed by Bain Capital Credit, LP
    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 837,212 shares
    Change vs previous 13F 0 shares

    0.94% of the 13F portfolio, value $2,976,290.

    13F-HR 0001317947-25-000011 filed by Bain Capital Credit, LP
    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 837,212 shares
    Change vs previous 13F 0 shares

    2.09% of the 13F portfolio, value $5,768,392.

    13F-HR 0001317947-25-000007 filed by Bain Capital Credit, LP
    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 837,212 shares
    Change vs previous 13F 0 shares

    1.11% of the 13F portfolio, value $4,537,690.

    13F-HR 0001317947-25-000004 filed by Bain Capital Credit, LP
    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 837,212 shares
    Change vs previous 13F -595,156 shares

    1.82% of the 13F portfolio, value $8,187,934.

    13F-HR 0001317947-25-000002 filed by Bain Capital Credit, LP
    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 1,432,368 shares
    Change vs previous 13F not available

    3.03% of the 13F portfolio, value $14,653,126.

    13F-HR 0001317947-24-000008 filed by Bain Capital Credit, LP
    Filed (acceptance time not in the bulk data set), ingested

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