They only listen to their wallets so hit them there
https://www.desmog.com/2024/01/26/milieudefensie-climate-lawsuit-shell-netherlands-ing-bank/
When Royal Dutch Shell lost a landmark climate lawsuit in The Netherlands, climate advocates said the Dutch court’s ruling put polluters and their financiers on notice. Now, the Dutch NGO that successfully sued Shell over its climate plans is taking those financial backers to court in a case that could help reverse the global banking sector’s support of fossil fuel firms and their activities.