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TWO SIGMA INVESTMENTS, LP: ARDX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TWO SIGMA INVESTMENTS, LP on ARDX, newest first. How the timeline and the estimate are built.

TWO SIGMA INVESTMENTS, LP held 5,209,823 ARDX 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 5,209,823 shares
    Change vs previous 13F +935,780 shares

    0.02% of the 13F portfolio, value $26,570,097.

    13F-HR 0000899140-26-000855 filed by TWO SIGMA INVESTMENTS, LP
    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 4,274,043 shares
    Share basis changed not comparable

    Membership change: TWO SIGMA ADVISERS, LP left the group. 0.02% of the 13F portfolio, value $25,601,518.

    13F-HR 0000899140-26-000547 filed by TWO SIGMA INVESTMENTS, LP
    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 4,222,669 shares
    Change vs previous 13F +117,221 shares

    0.02% of the 13F portfolio, value $24,618,160.

    13F-HR 0000899140-26-000232 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 2,873,969 shares
    • TWO SIGMA ADVISERS, LP: 1,348,700 shares

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

  4. period ended2025-09-30
    13F 4,105,448 shares
    Change vs previous 13F +847,485 shares

    0.02% of the 13F portfolio, value $22,621,018.

    13F-HR 0000899140-25-001286 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 2,490,848 shares
    • TWO SIGMA ADVISERS, LP: 1,614,600 shares

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

  5. period ended2025-06-30
    13F 3,257,963 shares
    Change vs previous 13F +1,653,725 shares

    0.01% of the 13F portfolio, value $12,771,215.

    13F-HR 0000899140-25-000964 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 2,021,463 shares
    • TWO SIGMA ADVISERS, LP: 1,236,500 shares

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

  6. period ended2025-03-31
    13F 1,604,238 shares
    Change vs previous 13F -131,239 shares

    0.01% of the 13F portfolio, value $7,876,809.

    13F-HR 0000899140-25-000680 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 1,010,138 shares
    • TWO SIGMA ADVISERS, LP: 594,100 shares

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

  7. period ended2024-12-31
    13F 1,735,477 shares
    Change vs previous 13F +557,516 shares

    0.01% of the 13F portfolio, value $8,798,868.

    13F-HR 0000899140-25-000265 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 1,141,777 shares
    • TWO SIGMA ADVISERS, LP: 593,700 shares

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

  8. period ended2024-09-30
    13F 1,177,961 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $8,116,151.

    13F-HR 0000919574-24-006611 filed by TWO SIGMA INVESTMENTS, LP
    Filed (acceptance time not in the bulk data set), ingested

    • TWO SIGMA INVESTMENTS, LP: 984,361 shares
    • TWO SIGMA ADVISERS, LP: 193,600 shares

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