Arkolith/Insider Trading/GKOS/Form 4

Thurman Alex R.

SVP & CHIEF FINANCIAL OFFICERGLAUKOS Corp (GKOS) · full profile →Form 4 · filed Mar 25, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$160K
Net Open-Market Flow
-$160K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 24, 2026Sell(S)2K$105.24$160K46K
Mar 24, 2026Tax withholding(F)2K$105.23$213K44K
Mar 23, 2026Tax withholding(F)1K$106.84$131K48K

Transaction Codes

S
Open-market sale
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001920061-26-000004) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML