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Disclosery

MAD RIVER INVESTORS: FBTC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MAD RIVER INVESTORS on FBTC, newest first. How the timeline and the estimate are built.

MAD RIVER INVESTORS held 70,369 FBTC shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 70,369 shares
    Change vs previous 13F +30 shares

    1.34% of the 13F portfolio, value $3,592,314.

    13F-HR 0001384484-26-000006 filed by MAD RIVER INVESTORS
    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 70,339 shares
    Change vs previous 13F -520 shares

    1.5% of the 13F portfolio, value $4,152,084.

    13F-HR 0001384484-26-000004 filed by MAD RIVER INVESTORS
    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 70,859 shares
    Change vs previous 13F -945 shares

    2.46% of the 13F portfolio, value $5,401,582.

    13F-HR 0001384484-26-000002 filed by MAD RIVER INVESTORS
    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 71,804 shares
    Change vs previous 13F -1,457 shares

    3.07% of the 13F portfolio, value $7,166,757.

    13F-HR 0001384484-25-000009 filed by MAD RIVER INVESTORS
    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 73,261 shares
    Change vs previous 13F -1,792 shares

    3.09% of the 13F portfolio, value $6,885,802.

    13F-HR 0001384484-25-000007 filed by MAD RIVER INVESTORS
    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 75,053 shares
    Change vs previous 13F -1,245 shares

    2.29% of the 13F portfolio, value $5,401,565.

    13F-HR 0001384484-25-000005 filed by MAD RIVER INVESTORS
    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 76,298 shares
    Change vs previous 13F -4,851 shares

    2.89% of the 13F portfolio, value $6,224,391.

    13F-HR 0001384484-25-000002 filed by MAD RIVER INVESTORS
    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 81,149 shares
    Change vs previous 13F not available

    2.5% of the 13F portfolio, value $4,506,204.

    13F-HR 0001384484-24-000009 filed by MAD RIVER INVESTORS
    Filed (acceptance time not in the bulk data set), ingested

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