Boycott’s are likely better—see:
https://forum.effectivealtruism.org/tag/divestment
But see this thread for a defense of divestment:
https://forum.effectivealtruism.org/posts/iZp7TtZdFyW8eT5dA/a-generalized-strategy-of-mission-hedging-investing-in-evil?commentId=mYf9iSL3kCxy9rubJ#comments
Boycott’s are likely better—see:
https://forum.effectivealtruism.org/tag/divestment
But see this thread for a defense of divestment:
https://forum.effectivealtruism.org/posts/iZp7TtZdFyW8eT5dA/a-generalized-strategy-of-mission-hedging-investing-in-evil?commentId=mYf9iSL3kCxy9rubJ#comments