ELCO Management Co., LLC: WMB position timeline

ELCO Management Co., LLC held 181,967 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 181,967 shares

   Change vs previous 13F +9 shares

   5.83% of the 13F portfolio, value $13,527,427.

   13F-HR 0002085853-26-000970 filed by ELCO Management Co., LLC
   Filed 2026-08-11 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

2. period ended2026-03-31

   13F 181,958 shares

   Change vs previous 13F +50,894 shares

   6.35% of the 13F portfolio, value $13,242,903.

   13F-HR 0002085853-26-000480 filed by ELCO Management Co., LLC
   Filed 2026-04-24 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

3. period ended2025-12-31

   13F 131,064 shares

   Change vs previous 13F -51,111 shares

   4.97% of the 13F portfolio, value $7,878,257.

   13F-HR 0002085853-26-000199 filed by ELCO Management Co., LLC
   Filed 2026-02-04 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

4. period ended2025-09-30

   13F 182,175 shares

   Change vs previous 13F -4,341 shares

   6.02% of the 13F portfolio, value $11,540,786.

   13F-HR 0002085853-25-000233 filed by ELCO Management Co., LLC
   Filed 2025-11-05 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

5. period ended2025-06-30

   13F 186,516 shares

   Change vs previous 13F +2,459 shares

   6.14% of the 13F portfolio, value $11,715,070.

   13F-HR 0001667731-25-001041 filed by ELCO Management Co., LLC
   Filed 2025-08-04 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

6. period ended2025-03-31

   13F 184,057 shares

   Change vs previous 13F -16,749 shares

   6.08% of the 13F portfolio, value $10,999,246.

   13F-HR 0001667731-25-000571 filed by ELCO Management Co., LLC
   Filed 2025-05-01 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

7. period ended2024-12-31

   13F 200,806 shares

   Change vs previous 13F -10,913 shares

   5.71% of the 13F portfolio, value $10,867,621.

   13F-HR 0001398344-25-002628 filed by ELCO Management Co., LLC
   Filed 2025-02-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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

8. period ended2024-09-30

   13F 211,719 shares

   Change vs previous 13F not available

   5.21% of the 13F portfolio, value $9,664,972.

   13F-HR 0001398344-24-020830 filed by ELCO Management Co., LLC
   Filed 2024-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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