Possibly naive question: how does reddit make money, and how's it going for them? Ads, promoted content, reddit gold... Is that it? I knew they were purchased

Possibly naive question: how does reddit make money, and how's it going for them? Ads, promoted content, reddit gold... Is that it? I knew they were purchased by Conde Nast, then spun off at some point? Are they owned by VC now, or something?