Atlas Venture Fund XI, L.P. bought SION
February 10, 2025 · Form 4 insider transaction
Atlas Venture Fund XI, L.P. bought 60,000 shares of Sionna Therapeutics, Inc. 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.
Direction
Acquired (buy-side)
Shares
60,000
Price
$18.00
Total value
$1.08M
InsiderAtlas Venture Fund XI, L.P.
Role10% owner
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateFebruary 10, 2025
Filing dateFebruary 10, 2025
Shares owned after807,727
OwnershipIndirect
10b5-1 planNo
AmendedNo
Footnotes
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.