GILDER GAGNON HOWE & CO LLC: ALHC position timeline

GILDER GAGNON HOWE & CO LLC held 1,399,482 ALHC shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 1,399,482 shares

   Change vs previous 13F -434,209 shares

   0.34% of the 13F portfolio, value $33,321,666.

   13F-HR 0001172661-26-003462 filed by GILDER GAGNON HOWE & CO LLC
   Filed 2026-08-14 (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 1,833,691 shares

   Change vs previous 13F -23,448 shares

   0.39% of the 13F portfolio, value $32,309,635.

   13F-HR 0001172661-26-002064 filed by GILDER GAGNON HOWE & CO LLC
   Filed 2026-05-15 (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 1,857,139 shares

   Change vs previous 13F -26,937 shares

   0.39% of the 13F portfolio, value $36,678,495.

   13F-HR 0001172661-26-000858 filed by GILDER GAGNON HOWE & CO LLC
   Filed 2026-02-17 (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 1,884,076 shares

   Change vs previous 13F +1,738,449 shares

   0.33% of the 13F portfolio, value $32,877,126.

   13F-HR 0001172661-25-004939 filed by GILDER GAGNON HOWE & CO LLC
   Filed 2025-11-14 (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 145,627 shares

   Change vs previous 13F not available

   0.02% of the 13F portfolio, value $2,038,778.

   13F-HR 0001172661-25-003286 filed by GILDER GAGNON HOWE & CO LLC
   Filed 2025-08-14 (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).