Skip to content
Disclosery

River Street Advisors LLC: MFSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of River Street Advisors LLC on MFSI, newest first. How the timeline and the estimate are built.

River Street Advisors LLC held 714,905 MFSI shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 714,905 shares
    Change vs previous 13F +13,166 shares

    6.84% of the 13F portfolio, value $23,220,116.

    13F-HR 0001964897-26-000003 filed by River Street Advisors LLC
    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 701,739 shares
    Change vs previous 13F +58,381 shares

    7.05% of the 13F portfolio, value $20,855,685.

    13F-HR 0001964897-26-000002 filed by River Street Advisors LLC
    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 643,358 shares
    Change vs previous 13F +24,057 shares

    7.34% of the 13F portfolio, value $19,590,253.

    13F-HR 0001964897-26-000001 filed by River Street Advisors LLC
    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 619,301 shares
    Change vs previous 13F +23,485 shares

    7.09% of the 13F portfolio, value $18,294,153.

    13F-HR 0001964897-25-000010 filed by River Street Advisors LLC
    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 595,816 shares
    Change vs previous 13F +101,752 shares

    7.3% of the 13F portfolio, value $16,950,967.

    13F-HR 0001964897-25-000004 filed by River Street Advisors LLC
    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 494,064 shares
    Change vs previous 13F +71,236 shares

    6.29% of the 13F portfolio, value $12,707,328.

    13F-HR 0001964897-25-000002 filed by River Street Advisors LLC
    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 422,828 shares
    Change vs previous 13F not available

    5.25% of the 13F portfolio, value $10,267,111.

    13F-HR 0001964897-25-000001 filed by River Street Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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