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Disclosery

Walleye Capital LLC: MASI position timeline

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

Walleye Capital LLC held 0 MASI shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -1,100 shares

    13F-HR 0001388391-26-000006 filed by Walleye Trading LLC
    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 ended2026-03-31
    13F/A 1,100 shares
    Change vs previous 13F -40,949 shares

    <0.01% of the 13F portfolio, value $195,657.

    13F-HR 0001388391-26-000004 filed by Walleye Trading LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Walleye Trading LLC: 1,100 shares
    • Walleye Capital LLC: 0 shares

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

  3. period ended2025-12-31
    13F 42,049 shares
    Change vs previous 13F -47,314 shares

    0.03% of the 13F portfolio, value $5,468,893.

    13F-HR 0001758720-26-000002 filed by Walleye Capital 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 89,363 shares
    Change vs previous 13F +46,131 shares

    0.11% of the 13F portfolio, value $13,185,511.

    13F-HR 0001172661-25-005014 filed by Walleye Capital 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 43,232 shares
    Change vs previous 13F -33,138 shares

    0.07% of the 13F portfolio, value $7,272,487.

    13F-HR 0001172661-25-003139 filed by Walleye Capital 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 76,370 shares
    Change vs previous 13F +21,432 shares

    0.14% of the 13F portfolio, value $12,723,242.

    13F-HR 0001172661-25-001881 filed by Walleye Capital 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 54,938 shares
    Change vs previous 13F +10,063 shares

    0.09% of the 13F portfolio, value $9,081,251.

    13F-HR 0001172661-25-000826 filed by Walleye Capital 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 44,875 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $5,983,184.

    13F-HR 0001172661-24-004791 filed by Walleye Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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