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Disclosery

BROWN ADVISORY INC: IOSP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BROWN ADVISORY INC on IOSP, newest first. How the timeline and the estimate are built.

BROWN ADVISORY INC held 408,468 IOSP 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 408,468 shares
    Change vs previous 13F +112,003 shares

    0.05% of the 13F portfolio, value $33,245,234.

    13F-HR 0001345929-26-000038 filed by BROWN ADVISORY INC
    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 296,465 shares
    Change vs previous 13F -9,512 shares

    0.04% of the 13F portfolio, value $21,647,924.

    13F-HR 0001345929-26-000028 filed by BROWN ADVISORY INC
    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 305,977 shares
    Change vs previous 13F -43,995 shares

    0.03% of the 13F portfolio, value $23,419,533.

    13F-HR 0001345929-26-000018 filed by BROWN ADVISORY INC
    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 349,972 shares
    Change vs previous 13F -76,572 shares

    0.04% of the 13F portfolio, value $27,003,850.

    13F-HR 0001345929-25-000002 filed by BROWN ADVISORY INC
    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 426,544 shares
    Change vs previous 13F +97,129 shares

    0.05% of the 13F portfolio, value $35,868,095.

    13F-HR 0001085146-25-005034 filed by BROWN ADVISORY INC
    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 329,415 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $31,212,113.

    13F-HR 0001085146-25-002448 filed by BROWN ADVISORY INC
    Filed (acceptance time not in the bulk data set), ingested

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