Arkolith/Insider Trading/GBIO/Form 4

Atlas Venture Associates X, L.P.

10% OwnerGeneration Bio Co. (GBIO) · full profile →Form 4 · filed Feb 9, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 9, 2026Tender(U)711K——0
Feb 9, 2026Tender(U)60——0
Feb 9, 2026Tender(U)117K——0

Transaction Codes

U
See SEC Form 4 code table

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001231919-26-000124) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML