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Disclosery

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS: GLW position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS on GLW, newest first. How the timeline and the estimate are built.

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS held 172,983 GLW shares at 2026-06-30 per its 13F-HR filed 2026-07-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 172,983 shares
    Change vs previous 13F -8,883 shares

    0.21% of the 13F portfolio, value $44,185,048.

    13F-HR 0001083190-26-000007 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 181,866 shares
    Change vs previous 13F +388 shares

    0.13% of the 13F portfolio, value $24,728,320.

    13F-HR 0001083190-26-000004 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 181,478 shares
    Change vs previous 13F -5,714 shares

    0.08% of the 13F portfolio, value $15,890,214.

    13F-HR 0001083190-26-000002 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 187,192 shares
    Change vs previous 13F -1,857 shares

    0.08% of the 13F portfolio, value $15,355,360.

    13F-HR 0001083190-25-000011 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 189,049 shares
    Change vs previous 13F +12,752 shares

    0.05% of the 13F portfolio, value $9,942,087.

    13F-HR 0001083190-25-000006 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 176,297 shares
    Change vs previous 13F +12,447 shares

    0.05% of the 13F portfolio, value $8,070,877.

    13F-HR 0001083190-25-000004 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 163,850 shares
    Change vs previous 13F -3,800 shares

    0.05% of the 13F portfolio, value $7,786,152.

    13F-HR 0001083190-25-000002 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    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 167,650 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $7,569,398.

    13F-HR 0001083190-24-000010 filed by COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS
    Filed (acceptance time not in the bulk data set), ingested

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