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Disclosery

Merck & Co., Inc.: XLO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Merck & Co., Inc. on XLO, newest first. How the timeline and the estimate are built.

Merck & Co., Inc. held 105,982 XLO shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 105,982 shares
    Change vs previous 13F 0 shares

    0.19% of the 13F portfolio, value $1,015,308.

    13F-HR 0000310158-26-000210 filed by Merck & Co., Inc.
    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 105,982 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $891,309.

    13F-HR 0000310158-26-000141 filed by Merck & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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