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Disclosery

PDT Partners, LLC: IRDM position timeline

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

PDT Partners, LLC held 138,207 IRDM 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 138,207 shares
    Change vs previous 13F 0 shares

    0.4% of the 13F portfolio, value $7,580,654.

    13F-HR 0001564702-26-000018 filed by PDT Partners, 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 138,207 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $3,833,862.

    13F-HR 0001564702-26-000004 filed by PDT Partners, 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 138,207 shares
    Change vs previous 13F +47,981 shares

    0.16% of the 13F portfolio, value $2,402,038.

    13F-HR 0001564702-26-000002 filed by PDT Partners, 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 90,226 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $1,575,346.

    13F-HR 0001564702-25-000027 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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