I think you got the math wrong. Say your company value was $100. After it increases by 7%, it is $107. But now you own 93% of it, which is about $99.5. So you

I think you got the math wrong. Say your company value was $100. After it increases by 7%, it is $107. But now you own 93% of it, which is about $99.5. So you need to increase it in value by about 8% to be worth it.