SI ▼ -1.7% - Shoulder Innovations, Inc. $SI - Shoulder Innovations Announces Settlement of Patent Litigation with Catalyst OrthoScience Shoulder Innovations shares fell 1.7% today following the company's announcement of a settlement in patent litigation with Catalyst OrthoScience. The resolution of the legal dispute removes ongoing uncertainty for the company, though investors may have reacted to terms that were not disclosed in the headline. 08-SEP-2026 04:06 PM ET