From same article if anyone wants the tldrGrade 2 - around 4 weeks.
Sharks website
https://www.sharks.com.au/news/2022/08/15/pilot-medical-update---toby-rudolf/
Tracey good to go this week
Moylan 'continues his recovery' - unclear but sounds like he won't play this week
Kennedy on target to return round 25 or Finals week 1