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Parallax Volatility Advisers, L.P.: HAL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Parallax Volatility Advisers, L.P. on HAL, newest first. How the timeline and the estimate are built.

Parallax Volatility Advisers, L.P. held 48,546 HAL 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 48,546 shares
    Change vs previous 13F +48,543 shares

    0.06% of the 13F portfolio, value $1,648,137.

    13F-HR 0001172661-26-003723 filed by Parallax Volatility Advisers, L.P.
    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 3 shares
    Change vs previous 13F -98,561 shares

    <0.01% of the 13F portfolio, value $117.

    13F-HR 0001172661-26-002271 filed by Parallax Volatility Advisers, L.P.
    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 98,564 shares
    Change vs previous 13F +45,995 shares

    0.09% of the 13F portfolio, value $2,785,419.

    13F-HR 0001172661-26-001067 filed by Parallax Volatility Advisers, L.P.
    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 52,569 shares
    Change vs previous 13F +46,078 shares

    0.04% of the 13F portfolio, value $1,293,197.

    13F-HR 0001172661-25-005017 filed by Parallax Volatility Advisers, L.P.
    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 6,491 shares
    Change vs previous 13F -52,152 shares

    0.01% of the 13F portfolio, value $132,287.

    13F-HR 0001172661-25-003451 filed by Parallax Volatility Advisers, L.P.
    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 58,643 shares
    Change vs previous 13F +19,815 shares

    0.05% of the 13F portfolio, value $1,487,773.

    13F-HR 0001172661-25-002304 filed by Parallax Volatility Advisers, L.P.
    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 38,828 shares
    Change vs previous 13F -222,080 shares

    0.02% of the 13F portfolio, value $1,055,733.

    13F-HR 0001172661-25-001026 filed by Parallax Volatility Advisers, L.P.
    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 260,908 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $7,579,377.

    13F-HR 0001172661-24-004876 filed by Parallax Volatility Advisers, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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