The Ottawa Senators have traded their captain to division rival Florida for four draft picks ahead of the 2026 NHL Draft.
Clark called last year’s incident at Oakmont the “lowest point” of his career.
The wing chose to risk a refracture in order to play in Saturday’s showpiece, which ended in a 26-17 defeat by Northampton.
An ECB statement said Gus Atkinson was ‘the victim of unprovoked attacks’ with Stokes ‘not involved in the altercation’.
William Haggas’ Royal Ascot runner is among 66 horses confirmed for the Newcastle feature.