ARCH Venture Management, LLC: VIR position timeline

ARCH Venture Management, LLC held 12,694,163 VIR 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 12,694,163 shares

   Change vs previous 13F -222,500 shares

   11.76% of the 13F portfolio, value $129,353,521.

   13F-HR 0001012975-26-000794 filed by ARCH Venture Management, 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 12,916,663 shares

   Change vs previous 13F 0 shares

   17.09% of the 13F portfolio, value $115,733,300.

   13F-HR 0001012975-26-000461 filed by ARCH Venture Management, 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 12,916,663 shares

   Change vs previous 13F 0 shares

   11.95% of the 13F portfolio, value $77,887,478.

   13F-HR 0001012975-26-000153 filed by ARCH Venture Management, 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 12,916,663 shares

   Change vs previous 13F 0 shares

   14.98% of the 13F portfolio, value $73,754,146.

   13F-HR 0001012975-25-000787 filed by ARCH Venture Management, 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 12,916,663 shares

   Change vs previous 13F not available

   21.76% of the 13F portfolio, value $65,099,982.

   13F-HR 0001012975-25-000444 filed by ARCH Venture Management, 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).