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LONE PINE CAPITAL LLC: MDLN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of LONE PINE CAPITAL LLC on MDLN, newest first. How the timeline and the estimate are built.

LONE PINE CAPITAL LLC held 20,968,367 MDLN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 20,968,367 shares
    Change vs previous 13F +9,179,211 shares

    5.06% of the 13F portfolio, value $826,992,394.

    13F-HR 0000919574-26-005485 filed by LONE PINE CAPITAL 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 11,789,156 shares
    Change vs previous 13F +72,459 shares

    4.18% of the 13F portfolio, value $524,617,442.

    13F-HR 0000919574-26-003439 filed by LONE PINE CAPITAL 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 11,716,697 shares
    Change vs previous 13F not available

    3.62% of the 13F portfolio, value $492,101,274.

    13F-HR 0000902664-26-001084 filed by LONE PINE CAPITAL LLC
    Filed (acceptance time not in the bulk data set), ingested

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