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Disclosery

Swiss National Bank: IONS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Swiss National Bank on IONS, newest first. How the timeline and the estimate are built.

Swiss National Bank held 315,000 IONS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 315,000 shares
    Change vs previous 13F +10,500 shares

    0.01% of the 13F portfolio, value $24,976,350.

    13F-HR 0001582202-26-000007 filed by Swiss National Bank
    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 304,500 shares
    Change vs previous 13F +6,000 shares

    0.01% of the 13F portfolio, value $22,864,905.

    13F-HR 0001582202-26-000004 filed by Swiss National Bank
    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 298,500 shares
    Change vs previous 13F +5,400 shares

    0.01% of the 13F portfolio, value $23,614,335.

    13F-HR 0001582202-26-000002 filed by Swiss National Bank
    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 293,100 shares
    Change vs previous 13F +4,500 shares

    0.01% of the 13F portfolio, value $19,174,602.

    13F-HR 0001582202-25-000011 filed by Swiss National Bank
    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 288,600 shares
    Change vs previous 13F +13,300 shares

    0.01% of the 13F portfolio, value $11,402,586.

    13F-HR 0001582202-25-000007 filed by Swiss National Bank
    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 275,300 shares
    Change vs previous 13F -3,900 shares

    0.01% of the 13F portfolio, value $8,305,801.

    13F-HR 0001582202-25-000004 filed by Swiss National Bank
    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 279,200 shares
    Change vs previous 13F +22,600 shares

    0.01% of the 13F portfolio, value $9,760,832.

    13F-HR 0001582202-25-000002 filed by Swiss National Bank
    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 256,600 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $10,279,396.

    13F-HR 0001582202-24-000011 filed by Swiss National Bank
    Filed (acceptance time not in the bulk data set), ingested

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