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Disclosery

MARK ASSET MANAGEMENT LP: GLW position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARK ASSET MANAGEMENT LP on GLW, newest first. How the timeline and the estimate are built.

MARK ASSET MANAGEMENT LP held 134,243 GLW 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 134,243 shares
    Change vs previous 13F +73,654 shares

    3.47% of the 13F portfolio, value $34,289,689.

    13F-HR 0001214659-26-010288 filed by MARK ASSET 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 60,589 shares
    Change vs previous 13F not available

    1.09% of the 13F portfolio, value $8,238,286.

    13F-HR 0001214659-26-006359 filed by MARK ASSET MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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