Arkolith/Insider Trading/MASI/Form 4

Szyman Catherine M.

Chief Executive Officer, DirectorMASIMO CORP (MASI) · 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
6
1 non-derivative · 5 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jun 10, 2026Disposed to issuer(D)8K$180.00$1.4M0

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jun 10, 2026Disposed to issuer(D)22K——0
Jun 10, 2026Disposed to issuer(D)6K——0
Jun 10, 2026Disposed to issuer(D)40K——0
Jun 10, 2026Disposed to issuer(D)19K$13.48$251K0
Jun 10, 2026Disposed to issuer(D)49K$180.00$8.9M0

Transaction Codes

D
Disposition to the issuer

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001104659-26-073506) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML