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Disclosery

BLAIR WILLIAM & CO/IL: OPCH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on OPCH, newest first. How the timeline and the estimate are built.

BLAIR WILLIAM & CO/IL held 59,516 OPCH shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 59,516 shares
    Change vs previous 13F -9,108 shares

    <0.01% of the 13F portfolio, value $1,248,051.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    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 68,624 shares
    Change vs previous 13F -3,398 shares

    0.01% of the 13F portfolio, value $1,847,358.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    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 72,022 shares
    Change vs previous 13F +7 shares

    0.01% of the 13F portfolio, value $2,294,621.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    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 72,015 shares
    Change vs previous 13F -6,678 shares

    0.01% of the 13F portfolio, value $1,999,136.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    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 78,693 shares
    Change vs previous 13F +31,821 shares

    0.01% of the 13F portfolio, value $2,555,949.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    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 46,872 shares
    Change vs previous 13F +289 shares

    <0.01% of the 13F portfolio, value $1,638,176.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    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 46,583 shares
    Change vs previous 13F -229,248 shares

    <0.01% of the 13F portfolio, value $1,080,726.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    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 275,831 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $8,633,510.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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