LGVN - Longeveron: Spooky Social-Media Generated Spike Signifies Nothing November, 29 2021 12:05 PM Longeveron Inc. LGVN went up nearly 20x on a social media-created short squeeze. There's not a lot of medicine to back it all up. The stock will fall once those traders move on to another target. For further details see: Longeveron: Spooky Social-Media Generated Spike Signifies Nothing