Newnew Polar Bear managed to escape the scene of the crime without any issues, Yi Peng 3 managed to escape the scene of the crime but was later detained in international waters but not boarded without Chinese officials, and now Eagle S was caught red-handed and boarded immediately.
The Swedish and Danish investigations were closed in February 2024 without identifying those responsible,[16][17] but the German investigation is still ongoing.[18] In August 2024 media reported that in June German authorities issued a European arrest warrant for a Ukrainian national suspected of having used the sailing yacht Andromeda together with two others to sabotage the Nord Stream pipeline.[19] As of June 2024 the suspect is still at large, having reportedly left the EU for Ukraine.[20]
https://en.wikipedia.org/wiki/Nord_Stream_pipelines_sabotage