Redmile Group, LLC bought $10.2M of ATTO stock

Redmile Group, LLC, 10% owner of Attovia Therapeutics, Inc. (ATTO), bought 600,000 shares of ATTO stock worth $10.2M, per an SEC Form 4 filed Aug 8, 2026.

It was an open-market purchase.

The trade happened on Aug 6, 2026, 2 days before it was made public.

ATTO has moved -25.8% since the trade date, from $20.38 to $15.13 (Nov 13, 2026 close).