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Disclosery

GROUP ONE TRADING LLC: MCHP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GROUP ONE TRADING LLC on MCHP, newest first. How the timeline and the estimate are built.

GROUP ONE TRADING LLC held 64,712 MCHP 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 64,712 shares
    Change vs previous 13F -49,757 shares

    0.17% of the 13F portfolio, value $5,901,734.

    13F-HR 0000932540-26-000011 filed by GROUP ONE TRADING 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 114,469 shares
    Change vs previous 13F +94,366 shares

    0.24% of the 13F portfolio, value $7,395,842.

    13F-HR 0000932540-26-000005 filed by GROUP ONE TRADING 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 20,103 shares
    Change vs previous 13F -19,125 shares

    0.04% of the 13F portfolio, value $1,280,963.

    13F-HR 0000932540-26-000002 filed by GROUP ONE TRADING 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 39,228 shares
    Change vs previous 13F -33,545 shares

    0.08% of the 13F portfolio, value $2,519,222.

    13F-HR 0000932540-25-000040 filed by GROUP ONE TRADING 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 72,773 shares
    Change vs previous 13F +18,480 shares

    0.17% of the 13F portfolio, value $5,121,036.

    13F-HR 0000932540-25-000034 filed by GROUP ONE TRADING 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 54,293 shares
    Change vs previous 13F +15,249 shares

    0.11% of the 13F portfolio, value $2,628,324.

    13F-HR 0000932540-25-000027 filed by GROUP ONE TRADING 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/A 39,044 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $2,239,173.

    13F-HR/A 0000932540-25-000028 filed by GROUP ONE TRADING LLC
    Filed (acceptance time not in the bulk data set), ingested

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