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Disclosery

Sarissa Capital Management LP: LNTH position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sarissa Capital Management LP on LNTH, newest first. How the timeline and the estimate are built.

Sarissa Capital Management LP held 166,919 LNTH 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 166,919 shares
    Change vs previous 13F 0 shares

    10.41% of the 13F portfolio, value $18,517,994.

    13F-HR 0000899140-26-000879 filed by Sarissa Capital Management LP
    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 166,919 shares
    Change vs previous 13F -14,531 shares

    8.03% of the 13F portfolio, value $12,660,806.

    13F-HR 0000899140-26-000574 filed by Sarissa Capital Management LP
    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 181,450 shares
    Change vs previous 13F 0 shares

    5.42% of the 13F portfolio, value $12,075,498.

    13F-HR 0000899140-26-000256 filed by Sarissa Capital Management LP
    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 181,450 shares
    Change vs previous 13F +85,199 shares

    5.16% of the 13F portfolio, value $9,306,571.

    13F-HR 0000899140-25-001320 filed by Sarissa Capital Management LP
    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 96,251 shares
    Change vs previous 13F -3,749 shares

    5.1% of the 13F portfolio, value $7,879,107.

    13F-HR 0000899140-25-000986 filed by Sarissa Capital Management LP
    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 100,000 shares
    Change vs previous 13F +37,000 shares

    6.31% of the 13F portfolio, value $9,760,000.

    13F-HR 0000899140-25-000705 filed by Sarissa Capital Management LP
    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 63,000 shares
    Change vs previous 13F +37,000 shares

    1.75% of the 13F portfolio, value $5,635,980.

    13F-HR 0000899140-25-000321 filed by Sarissa Capital Management LP
    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 26,000 shares
    Change vs previous 13F not available

    0.71% of the 13F portfolio, value $2,853,500.

    13F-HR 0000899140-24-001252 filed by Sarissa Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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