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GKOS — structural market context

Glaukos Corporation

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

GKOS short interest & days to cover

SHARES SHORT

3.6M

% OF FLOAT

—

DAYS TO COVER

3.6

CHANGE VS PRIOR

-22.9%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-07-31 (15d ago)

GKOS fails-to-deliver (FTD)

Settlement date	Failed shares	Price
2026-07-10 · 36d	44	$155.07
2026-07-01 · 45d	104	$139.76
2026-06-25 · 51d	847	$137.76

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

GKOS insider buying and selling (Form 4)

Last 12 months, open-market only: 0 purchases · 2 sales

Insider	Type	Shares	Value	Filed
Gilliam Joseph E · officer: PRESIDENT & COO	Sell (S)	28K	$5.0M	2026-08-13
Gilliam Joseph E · officer: PRESIDENT & COO	Sell (S)	32K	$5.8M	2026-08-13

SEC Form 4 filings, open-market purchases and sales only (codes P and S); grants and option exercises excluded. Attributed public records.

Frequently asked questions

Are insiders buying GKOS?

In the last 12 months of SEC Form 4 filings, GKOS recorded 0 open-market insider purchases and 2 open-market sales (codes P and S; grants and option exercises excluded). These are attributed public records — information, not instruction.

Is this page telling me to buy or sell GKOS?

No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.

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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.