Ra Capital Management, L.P. sold $63.5M of SEPN stock

Ra Capital Management, L.P., Dir, 10% of Septerna, Inc. (SEPN), sold 1,493,000 shares of SEPN stock worth $63.5M, per an SEC Form 4 filed Aug 14, 2026.

It was an open-market sale.

The trade happened on Aug 12, 2026, 2 days before it was made public.

SEPN has moved -13.1% since the trade date, from $48.19 to $41.86 (Nov 12, 2026 close).