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Disclosery

SummitTX Capital, L.P.: ONTO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SummitTX Capital, L.P. on ONTO, newest first. How the timeline and the estimate are built.

SummitTX Capital, L.P. held 65,734 ONTO 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 65,734 shares
    Change vs previous 13F +40,888 shares

    0.66% of the 13F portfolio, value $24,877,032.

    13F-HR 0002052310-26-000002 filed by SummitTX Capital, L.P.
    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 24,846 shares
    Change vs previous 13F -71,787 shares

    0.16% of the 13F portfolio, value $5,095,169.

    13F-HR 0000905148-26-002402 filed by SummitTX Capital, L.P.
    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 96,633 shares
    Change vs previous 13F not available

    0.46% of the 13F portfolio, value $15,254,485.

    13F-HR 0000905148-26-000842 filed by SummitTX Capital, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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