144 0001859889 XXXXXXXX LIVE 0001858985 On Holding AG 001-40795 Forrlibuckstrasse 190 Zurich V8 8005 41-44-225-1555 Olivier Bernhard Other: Co-Founder Class A Ordinary Shares Goldman Sachs & Co. LLC 200 West Street New York NY 10282 285900 13983369 289296343 05/05/2025 NYSE Class A Ordinary Shares 01/12/2010 Acquired from Issuer in private transaction Issuer N 285900 01/12/2010 N/A N Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/29/2025 20000 960748 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/28/2025 4000 185077 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/28/2025 1600 74070 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/28/2025 2250 104206 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/21/2025 2250 92009 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/21/2025 4000 163571 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/21/2025 1600 65438 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/14/2025 2250 97716 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/14/2025 1600 69462 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/14/2025 4000 173679 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/09/2025 24000 1082645 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/07/2025 4000 163128 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/07/2025 2250 89793 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 04/07/2025 1600 63670 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/31/2025 2250 96940 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/31/2025 4000 172253 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/31/2025 1600 68928 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/24/2025 4000 192541 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/24/2025 2250 108261 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/24/2025 1600 77021 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/17/2025 4000 190729 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/17/2025 2250 107322 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/17/2025 1600 76272 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/10/2025 2250 100623 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/10/2025 1600 71564 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/10/2025 4000 178799 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/04/2025 2250 113060 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/04/2025 1600 80515 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/04/2025 272 13649 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/03/2025 24000 1173360 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/03/2025 15878 780509 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/03/2025 2250 109964 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/03/2025 1600 78180 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 03/03/2025 4000 195548 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/24/2025 4000 195054 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/24/2025 2250 109688 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/24/2025 1600 78016 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/18/2025 4000 211495 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/18/2025 2250 118919 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/18/2025 1600 84468 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/10/2025 4000 221123 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/10/2025 2250 124433 Olivier Bernhard Forrlibuckstrasse 190 Zurich V8 8005 Class A Ordinary Shares 02/10/2025 1600 88521 The sales of shares set forth herein are made in connection with a selling plan dated 6/1/2024 that is intended to comply with Rule 10b5-1(c). The representation below regarding the seller's knowledge of material information was true as of the date the selling plan was entered into. 05/05/2025 06/01/2024 Goldman Sachs & Co. LLC on behalf of Olivier Bernhard