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ROYCE & ASSOCIATES LP: ADTN position timeline

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

ROYCE & ASSOCIATES LP held 2,972,917 ADTN 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 2,972,917 shares
    Change vs previous 13F -154,486 shares

    0.33% of the 13F portfolio, value $41,323,546.

    13F-HR 0000906304-26-000154 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).

  2. period ended2026-03-31
    13F 3,127,403 shares
    Change vs previous 13F +530,390 shares

    0.39% of the 13F portfolio, value $39,342,730.

    13F-HR 0000906304-26-000094 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 ended2025-12-31
    13F 2,597,013 shares
    Change vs previous 13F +186,238 shares

    0.23% of the 13F portfolio, value $22,568,043.

    13F-HR 0000906304-26-000037 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 ended2025-09-30
    13F 2,410,775 shares
    Change vs previous 13F +308,705 shares

    0.23% of the 13F portfolio, value $22,613,069.

    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).

  5. period ended2025-06-30
    13F 2,102,070 shares
    Change vs previous 13F +695,570 shares

    0.19% of the 13F portfolio, value $18,855,568.

    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).

  6. period ended2025-03-31
    13F 1,406,500 shares
    Change vs previous 13F +919,000 shares

    0.13% of the 13F portfolio, value $12,264,680.

    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).

  7. period ended2024-12-31
    13F 487,500 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $4,060,875.

    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).