They also shot down seven MQ-9 drones [2].
I don't know how close Houthis were to actually shoot down that F-35 (probably not that close). But if their Iranian SAMs can threaten F-35s, what can state of the art Chinese or Russian systems do? Could NATO even establish air superiority in Ukraine?
[1] https://www.twz.com/air/f-35-had-to-maneuver-to-evade-houthi...
[2] https://www.twz.com/u-s-mq-9-drone-shot-down-by-iranian-back...