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ISTHMUS PARTNERS, LLC: OPCH position timeline

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

ISTHMUS PARTNERS, LLC held 122,654 OPCH shares at 2026-06-30 per its 13F-HR filed 2026-07-20.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 122,654 shares
    Change vs previous 13F +4,741 shares

    0.25% of the 13F portfolio, value $2,572,054.

    13F-HR 0001104659-26-084982 filed by ISTHMUS 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 117,913 shares
    Change vs previous 13F -256 shares

    0.33% of the 13F portfolio, value $3,174,218.

    13F-HR 0001104659-26-051814 filed by ISTHMUS 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 118,169 shares
    Change vs previous 13F +748 shares

    0.42% of the 13F portfolio, value $3,764,864.

    13F-HR 0001104659-26-010761 filed by ISTHMUS 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 117,421 shares
    Change vs previous 13F +30,750 shares

    0.72% of the 13F portfolio, value $3,259,607.

    13F-HR 0001104659-25-108816 filed by ISTHMUS PARTNERS, 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 86,671 shares
    Change vs previous 13F +40,269 shares

    0.33% of the 13F portfolio, value $2,815,074.

    13F-HR 0001104659-25-077422 filed by ISTHMUS PARTNERS, 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 46,402 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $1,621,750.

    13F-HR 0001104659-25-043531 filed by ISTHMUS PARTNERS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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