1- If their transactions are primarily halal and the haram ones are very small compared to the overall transactions, then it would be permissible to invest in them.
2- It’s permissible since you are not directly involved in those interest debts.
3- Yes it’s permissible. If those companies give material support to the state of Israel then it would not be permissible to deal with them.
4- If the primary movies are halal, and the haram products are negligible such that when you invest in them you are not really empowering the to offer haram services, it would be permissible to invest in them.
6- Permissible as long as it’s proven to you they are causing serious and significant harm to the environment, and by investing in them you are helping them do that, then it would not be permissible.
12- As long as such stocks have market value, then you can buy them and own them, even it you have no voter rights or other rights. Society sees value in these stocks and you can sell them when you want to.
13- Yes it’s permissible