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GENDELL JEFFREY L: IESC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GENDELL JEFFREY L on IESC, newest first. How the timeline and the estimate are built.

GENDELL JEFFREY L held 10,293,528 IESC shares at 2026-06-30 per its 13F-HR filed 2026-08-14, and reported 20,813,118 shares, 51.7%, in a 13D/A filed 2026-10-06.

Estimated current stake: 20,813,118 shares, 51.7% of the class

Estimated from 13D/A of 2026-10-06. As of 2026-10-05, 13D/A 0001104659-26-114099.

Shares are the reporting group's aggregate and may include entities that do not file a 13F.

The reporting persons may hold separate positions, so the group total can be higher than the largest row.

Percent of portfolio stays on the 13F for 2026-06-30.

  1. event date2026-10-05
    13D/A 20,813,118 shares
    Share basis changed not comparable

    51.7% of the class. Different basis (group aggregate from 13D/A).

    13D/A 0001104659-26-114099 filed by TONTINE CAPITAL PARTNERS L P
    Accepted , ingested

    A 13D/G states the aggregate of its reporting persons, which may include entities that do not file a 13F.

    The reporting persons may hold separate positions, so the group total can be higher than the largest row.

  2. period ended2026-06-30
    13F 10,293,528 shares
    Change vs previous 13F -46,720 shares

    68.36% of the 13F portfolio, value $7,562,243,280.

    13F-HR 0001214659-26-010404 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 10,340,248 shares
    Change vs previous 13F -8,159 shares

    67.11% of the 13F portfolio, value $4,926,817,965.

    13F-HR 0001214659-26-006484 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 10,348,407 shares
    Change vs previous 13F -182,094 shares

    70.24% of the 13F portfolio, value $4,025,737,292.

    13F-HR 0001214659-26-001719 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 10,530,501 shares
    Change vs previous 13F -145,837 shares

    77.02% of the 13F portfolio, value $4,187,453,723.

    13F-HR 0001214659-25-016654 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 10,676,338 shares
    Change vs previous 13F -41,630 shares

    83.97% of the 13F portfolio, value $3,162,651,606.

    13F-HR 0001214659-25-012255 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 10,717,968 shares
    Change vs previous 13F 0 shares

    76.4% of the 13F portfolio, value $1,769,643,696.

    13F-HR 0001214659-25-007856 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 10,717,968 shares
    Change vs previous 13F -17,184 shares

    67.43% of the 13F portfolio, value $2,153,882,849.

    13F-HR 0001214659-25-002861 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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

  9. period ended2024-09-30
    13F 10,735,152 shares
    Change vs previous 13F not available

    67.19% of the 13F portfolio, value $2,142,951,042.

    13F-HR 0001214659-24-019160 filed by GENDELL JEFFREY L
    Filed (acceptance time not in the bulk data set), ingested

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