Arkolith/Insider Trading/ZLAB/Form 4

Du Ying

Chairperson & CEO, DirectorZai Lab Ltd (ZLAB) · full profile →Form 4 · filed Jun 29, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$429K
Net Open-Market Flow
-$429K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 26, 2026Sell(S)25K$17.46$429K1.2M
Jun 25, 2026Option exercise(M)59K——1.2M

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 25, 2026Option exercise(M)59K—$00

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000905148-26-003122) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML