February 10, 2025 · Form 4 insider transaction
Atlas Venture Fund XI, L.P. bought 60,000 shares of SION at $18.00 per share, a transaction worth $1.08M. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 0 days after the transaction.
These shares are held directly by Atlas Venture Opportunity Fund II, L.P. ("AVOF II"). The general partner of AVOF II is Atlas Venture Associates Opportunity II, L.P. ("AVAO II LP"). Atlas Venture Associates Opportunity II, LLC ("AVAO II LLC") is the general partner of AVAO II LP. Each of AVAO II LP and AVAO II LLC disclaims Section 16 beneficial ownership of the securities held by AVOF II, except to the extent of its pecuniary interest therein, if any.