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Disclosery

M&G PLC: STX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of M&G PLC on STX, newest first. How the timeline and the estimate are built.

M&G PLC held 139,501 STX shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 139,501 shares
    Change vs previous 13F -82,408 shares

    0.67% of the 13F portfolio, value $134,618,465.

    13F-HR 0001193125-26-337122 filed by M&G PLC
    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 221,909 shares
    Change vs previous 13F -92,479 shares

    0.45% of the 13F portfolio, value $86,988,328.

    13F-HR 0001193125-26-220581 filed by M&G PLC
    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 314,388 shares
    Change vs previous 13F -85,076 shares

    0.44% of the 13F portfolio, value $86,456,700.

    13F-HR 0001193125-26-048106 filed by M&G PLC
    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 399,464 shares
    Change vs previous 13F -83,694 shares

    0.5% of the 13F portfolio, value $94,273,504.

    13F-HR 0001193125-25-271464 filed by M&G PLC
    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 483,158 shares
    Change vs previous 13F +18,063 shares

    0.38% of the 13F portfolio, value $69,574,752.

    13F-HR 0000950123-25-007299 filed by M&G PLC
    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 465,095 shares
    Change vs previous 13F +137,877 shares

    0.19% of the 13F portfolio, value $39,533,075.

    13F-HR 0000950123-25-004800 filed by M&G PLC
    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 327,218 shares
    Change vs previous 13F +178,848 shares

    0.17% of the 13F portfolio, value $28,140,748.

    13F-HR 0000950123-25-001525 filed by M&G PLC
    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 148,370 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $16,320,700.

    13F-HR 0000950123-24-010111 filed by M&G PLC
    Filed (acceptance time not in the bulk data set), ingested

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