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GAMCO Investors (Gabelli): JJSF position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on JJSF, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 43,600 JJSF shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 43,600 shares
    Change vs previous 13F -22,500 shares

    0.03% of the 13F portfolio, value $3,202,420.

    13F-HR 0001140361-26-032508 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 0 shares

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

  2. period ended2026-03-31
    13F 66,100 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $5,239,747.

    13F-HR 0001140361-26-021334 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 22,500 shares

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

  3. period ended2025-12-31
    13F 66,100 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $5,973,457.

    13F-HR 0001140361-26-003895 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 22,500 shares

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

  4. period ended2025-09-30
    13F 66,100 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $6,351,549.

    13F-HR 0001140361-25-041670 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 22,500 shares

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

  5. period ended2025-06-30
    13F 66,100 shares
    Change vs previous 13F -300 shares

    0.03% of the 13F portfolio, value $7,496,401.

    13F-HR 0001140361-25-030814 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 22,500 shares

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

  6. period ended2025-03-31
    13F 66,400 shares
    Change vs previous 13F -700 shares

    0.04% of the 13F portfolio, value $8,746,208.

    13F-HR 0001140361-25-018975 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 43,600 shares
    • GABELLI FUNDS LLC: 22,800 shares

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

  7. period ended2024-12-31
    13F 67,100 shares
    Change vs previous 13F -500 shares

    0.05% of the 13F portfolio, value $10,409,223.

    13F-HR 0001140361-25-004330 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 44,100 shares
    • GABELLI FUNDS LLC: 23,000 shares

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

  8. period ended2024-09-30
    13F 67,600 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $11,635,312.

    13F-HR 0001140361-24-046738 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 44,600 shares
    • GABELLI FUNDS LLC: 23,000 shares

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