Company Specific Disclosures: 1. WS makes a market in the securities of arGEN-X N.V.. 3. WS co-managed a public offering of securities for arGEN-X N.V. within the last 12 months. 4. WS has received compensation for investment banking services from arGEN-X N.V. within the last 12 months. 5. WS provided arGEN-X N.V. with investment banking services within the last 12 months.