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Disclosery

13D Management LLC: PSO position timeline

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

13D Management LLC held 458,338 PSO 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 458,338 shares
    Change vs previous 13F 0 shares

    10.21% of the 13F portfolio, value $7,282,991.

    13F-HR 0001172661-26-003515 filed by 13D Management 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 458,338 shares
    Change vs previous 13F 0 shares

    9.33% of the 13F portfolio, value $6,017,978.

    13F-HR 0001172661-26-002041 filed by 13D Management 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 458,338 shares
    Change vs previous 13F 0 shares

    7.66% of the 13F portfolio, value $6,435,066.

    13F-HR 0001172661-26-000830 filed by 13D Management 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 458,338 shares
    Change vs previous 13F 0 shares

    6.22% of the 13F portfolio, value $6,490,066.

    13F-HR 0001172661-25-004791 filed by 13D Management 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 458,338 shares
    Change vs previous 13F -12,829 shares

    6.24% of the 13F portfolio, value $6,842,986.

    13F-HR 0001172661-25-003316 filed by 13D Management 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 471,167 shares
    Change vs previous 13F -42,592 shares

    6.65% of the 13F portfolio, value $7,543,383.

    13F-HR 0001172661-25-001944 filed by 13D Management 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 513,759 shares
    Change vs previous 13F +1,027 shares

    6.14% of the 13F portfolio, value $8,281,795.

    13F-HR 0000921895-25-000422 filed by 13D Management 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 512,732 shares
    Change vs previous 13F not available

    5.1% of the 13F portfolio, value $6,957,773.

    13F-HR 0000921895-24-002654 filed by 13D Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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