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Disclosery

Cornerstone Management, Inc.: JPST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Cornerstone Management, Inc. on JPST, newest first. How the timeline and the estimate are built.

Cornerstone Management, Inc. held 2,248,144 JPST shares at 2026-06-30 per its 13F-HR filed 2026-07-16.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,248,144 shares
    Change vs previous 13F +193,954 shares

    16.36% of the 13F portfolio, value $113,688,663.

    13F-HR 0002085853-26-000754 filed by Cornerstone Management, Inc.
    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 2,054,190 shares
    Change vs previous 13F +130,306 shares

    16.57% of the 13F portfolio, value $103,962,550.

    13F-HR 0002085853-26-000394 filed by Cornerstone Management, Inc.
    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 1,923,884 shares
    Change vs previous 13F +49,265 shares

    15.87% of the 13F portfolio, value $97,329,311.

    13F-HR 0002085853-26-000208 filed by Cornerstone Management, Inc.
    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 1,874,619 shares
    Change vs previous 13F +160,613 shares

    15.73% of the 13F portfolio, value $95,099,400.

    13F-HR 0002085853-25-000066 filed by Cornerstone Management, Inc.
    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 1,714,006 shares
    Change vs previous 13F +62,742 shares

    15.1% of the 13F portfolio, value $86,865,808.

    13F-HR 0001085146-25-004337 filed by Cornerstone Management, Inc.
    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 1,651,264 shares
    Change vs previous 13F +36,293 shares

    15.65% of the 13F portfolio, value $83,603,480.

    13F-HR 0001085146-25-002220 filed by Cornerstone Management, Inc.
    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 1,614,971 shares
    Change vs previous 13F +33,823 shares

    15.74% of the 13F portfolio, value $81,346,091.

    13F-HR 0001085146-25-000477 filed by Cornerstone Management, Inc.
    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 1,581,148 shares
    Change vs previous 13F not available

    16.74% of the 13F portfolio, value $80,227,448.

    13F-HR 0001085146-24-004714 filed by Cornerstone Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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