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Disclosery

S&CO INC: RHHBY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of S&CO INC on RHHBY, newest first. How the timeline and the estimate are built.

S&CO INC held 230,310 RHHBY shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 230,310 shares
    Change vs previous 13F +89,759 shares

    0.69% of the 13F portfolio, value $11,877,000.

    13F-HR 0001082461-26-000003 filed by S&CO 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 140,551 shares
    Change vs previous 13F +87,107 shares

    0.43% of the 13F portfolio, value $6,880,000.

    13F-HR 0001082461-26-000002 filed by S&CO 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 53,444 shares
    Change vs previous 13F +1,290 shares

    0.17% of the 13F portfolio, value $2,767,000.

    13F-HR 0001082461-26-000001 filed by S&CO 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 52,154 shares
    Change vs previous 13F +955 shares

    0.13% of the 13F portfolio, value $2,129,000.

    13F-HR 0001082461-25-000005 filed by S&CO 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 51,199 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $2,077,000.

    13F-HR 0001082461-25-000003 filed by S&CO 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 51,199 shares
    Change vs previous 13F +2,014 shares

    0.14% of the 13F portfolio, value $2,101,000.

    13F-HR 0001082461-25-000002 filed by S&CO INC
    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 49,185 shares
    Change vs previous 13F 0 shares

    0.12% of the 13F portfolio, value $1,733,000.

    13F-HR 0001082461-25-000001 filed by S&CO INC
    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 49,185 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $1,972,000.

    13F-HR 0001082461-24-000005 filed by S&CO INC
    Filed (acceptance time not in the bulk data set), ingested

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