Gilliam Joseph E

PRESIDENT & COOGLAUKOS Corp (GKOS) · full profile →Form 4 · filed Aug 13, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$10.8M
Net Open-Market Flow
-$10.8M
Transactions
10
6 non-derivative · 4 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 11, 2026Option exercise(M)10K$48.46$485K83K
Aug 11, 2026Option exercise(M)20K$55.18$1.1M103K
Aug 11, 2026Option exercise(M)20K$55.18$1.1M123K
Aug 11, 2026Option exercise(M)10K$48.46$485K133K
Aug 11, 2026Sell(S)28K$178.89$5.0M105K
Aug 11, 2026Sell(S)32K$180.49$5.8M73K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Aug 11, 2026Option exercise(M)20K$051K
Aug 11, 2026Option exercise(M)20K$033K
Aug 11, 2026Option exercise(M)10K$027K
Aug 11, 2026Option exercise(M)10K$027K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001705850-26-000022) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

Build

Ask your agent about GKOS insider filings

This filing is the Follow view. The Build view lets your agent pull every Form 4 for the issuer, the net open-market picture over 90 days, and the accession behind each row, through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/filing/0001705850-26-000022"
Ask your agent
Use Arkolith to summarize insider buying and selling at GLAUKOS Corp
over the last 90 days and cite the filings.