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Disclosery

Round Rock Advisors LLC: SONO position timeline

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

Round Rock Advisors LLC held 57,030 SONO 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 57,030 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $771,616.

    13F-HR 0001951757-26-001257 filed by Round Rock 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 57,030 shares
    Change vs previous 13F +314 shares

    0.12% of the 13F portfolio, value $764,202.

    13F-HR 0001951757-26-000878 filed by Round Rock 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/A 56,716 shares
    Change vs previous 13F -1,681 shares

    0.15% of the 13F portfolio, value $995,933.

    13F-HR/A 0001951757-26-000520 filed by Round Rock 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 58,397 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $1,014,356.

    13F-HR 0001951757-25-001443 filed by Round Rock Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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