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Rafferty Asset Management, LLC: BSX position timeline

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

Rafferty Asset Management, LLC held 163,616 BSX 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 163,616 shares
    Change vs previous 13F +49,022 shares

    0.02% of the 13F portfolio, value $6,983,131.

    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 114,594 shares
    Change vs previous 13F -45,012 shares

    0.03% of the 13F portfolio, value $7,190,774.

    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 159,606 shares
    Change vs previous 13F -4,873 shares

    0.05% of the 13F portfolio, value $15,218,432.

    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 164,479 shares
    Change vs previous 13F +8,101 shares

    0.05% of the 13F portfolio, value $16,058,085.

    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 156,378 shares
    Change vs previous 13F +19,915 shares

    0.06% of the 13F portfolio, value $16,796,561.

    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 136,463 shares
    Change vs previous 13F -30,681 shares

    0.06% of the 13F portfolio, value $13,766,387.

    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 167,144 shares
    Change vs previous 13F +17,781 shares

    0.05% of the 13F portfolio, value $14,929,302.

    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 149,363 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $12,516,619.

    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).