Arkolith/Insider Trading/CTKB/Form 4

Holder Michael

DirectorCytek Biosciences, Inc. (CTKB) · full profile →Form 4 · filed Jun 12, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
1 non-derivative · 3 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 10, 2026Option exercise(M)44K——61K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 10, 2026Grant(A)33K—$033K
Jun 10, 2026Grant(A)18K—$018K
Jun 10, 2026Option exercise(M)44K—$00

Transaction Codes

M
Option exercise / conversion
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001515140-26-000003) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML