They are in a great position to generate a lot of value without rising prices, they haven't realized it yet because what they have to do is pretty boring.
I use Cloudflare for a lot of my side projects. It's a pleasure to use, and I manage to stay under the free tier. It does feel like they should be bigger in the cloud space, but I imagine the major players get a lot of revenue from VMs, which is a space Cloudflare has avoided.
obviously $2.5e9ish/yr is substantial in absolute terms ... but that's it? They intermediate half the internet and only capture $7m/day?