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New England Research & Management, Inc.: SPG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of New England Research & Management, Inc. on SPG, newest first. How the timeline and the estimate are built.

New England Research & Management, Inc. held 3,010 SPG shares at 2026-06-30 per its 13F-HR filed 2026-07-09.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,010 shares
    Change vs previous 13F 0 shares

    0.26% of the 13F portfolio, value $673,187.

    13F-HR 0001951757-26-000938 filed by New England Research & Management, Inc.
    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 3,010 shares
    Change vs previous 13F 0 shares

    0.24% of the 13F portfolio, value $561,455.

    13F-HR 0001951757-26-000789 filed by New England Research & Management, Inc.
    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 3,010 shares
    Change vs previous 13F -90 shares

    0.24% of the 13F portfolio, value $557,181.

    13F-HR 0001951757-26-000024 filed by New England Research & Management, Inc.
    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 3,100 shares
    Change vs previous 13F 0 shares

    0.27% of the 13F portfolio, value $581,777.

    13F-HR 0001596077-25-000007 filed by New England Research & Management, Inc.
    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 3,100 shares
    Change vs previous 13F +595 shares

    0.24% of the 13F portfolio, value $498,000.

    13F-HR 0001596077-25-000004 filed by New England Research & Management, Inc.
    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 2,505 shares
    Change vs previous 13F 0 shares

    0.21% of the 13F portfolio, value $416,000.

    13F-HR 0001596077-25-000003 filed by New England Research & Management, Inc.
    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 2,505 shares
    Change vs previous 13F -75 shares

    0.22% of the 13F portfolio, value $431,000.

    13F-HR 0001596077-25-000001 filed by New England Research & Management, Inc.
    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 2,580 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $436,000.

    13F-HR 0001596077-24-000007 filed by New England Research & Management, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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