SEGALL BRYANT & HAMILL, LLC: ATI position timeline

SEGALL BRYANT & HAMILL, LLC held 242,639 ATI shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 242,639 shares

   Change vs previous 13F -34,732 shares

   0.57% of the 13F portfolio, value $47,824,147.

   13F-HR 0001006378-26-000007 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2026-08-12 (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/A 277,371 shares

   Change vs previous 13F -44,322 shares

   0.58% of the 13F portfolio, value $40,346,386.

   13F-HR/A 0001006378-26-000005 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2026-05-22 (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 321,693 shares

   Change vs previous 13F -60,039 shares

   0.5% of the 13F portfolio, value $36,917,489.

   13F-HR 0001006378-26-000002 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2026-02-13 (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 381,732 shares

   Change vs previous 13F +8,649 shares

   0.41% of the 13F portfolio, value $31,050,081.

   13F-HR 0001006378-25-000018 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2025-11-12 (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 373,083 shares

   Change vs previous 13F +194,518 shares

   0.45% of the 13F portfolio, value $32,211,986.

   13F-HR 0001006378-25-000014 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2025-08-12 (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 178,565 shares

   Change vs previous 13F +8,169 shares

   0.14% of the 13F portfolio, value $9,290,737.

   13F-HR 0001006378-25-000009 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2025-05-02 (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 170,396 shares

   Change vs previous 13F +36,005 shares

   0.13% of the 13F portfolio, value $9,378,596.

   13F-HR 0001006378-25-000003 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2025-02-11 (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 134,391 shares

   Change vs previous 13F not available

   0.12% of the 13F portfolio, value $8,992,102.

   13F-HR 0001006378-24-000013 filed by SEGALL BRYANT & HAMILL, LLC
   Filed 2024-11-08 (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).