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ROYCE & ASSOCIATES LP: KOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ROYCE & ASSOCIATES LP on KOS, newest first. How the timeline and the estimate are built.

ROYCE & ASSOCIATES LP held 0 KOS shares at 2025-09-30 per its 13F-HR filed 2025-11-12.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -1,980,830 shares

    13F-HR 0000906304-25-000248 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 1,980,830 shares
    Change vs previous 13F +10,570 shares

    0.03% of the 13F portfolio, value $3,407,028.

    13F-HR 0000906304-25-000173 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 1,970,260 shares
    Change vs previous 13F +196,570 shares

    0.05% of the 13F portfolio, value $4,492,193.

    13F-HR 0000906304-25-000113 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 1,773,690 shares
    Change vs previous 13F +893,690 shares

    0.06% of the 13F portfolio, value $6,066,020.

    13F-HR 0000906304-25-000062 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-09-30
    13F 880,000 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $3,546,400.

    13F-HR 0000906304-24-000143 filed by ROYCE & ASSOCIATES LP
    Filed (acceptance time not in the bulk data set), ingested

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