GKOS

EX-99.1

2 gkos-ex99_1.htm

EX-99.1

EX-99.1

Exhibit 99.1

FOR IMMEDIATE RELEASE

Contact:

Chris Lewis

Vice President, Investor Relations & Corporate Affairs

clewis@glaukos.com

Glaukos Announces Third Quarter 2026 Financial Results

Aliso Viejo, CA – October 28, 2026 – Glaukos Corporation (NYSE: GKOS), an ophthalmic pharmaceutical and medical technology company focused on novel therapies for the treatment of glaucoma, corneal disorders, and retinal diseases, today announced financial results for the third quarter ended September 30, 2026. Key highlights include:

• Record net sales of $211.0 million in Q3 2026 increased 58% year-over-year on a reported and constant currency basis.

• U.S. Glaucoma record net sales of $118.6 million in Q3 2026 increased 47% year-over-year.

• Corneal Health record net sales of $59.0 million in Q3 2026 increased 154% year-over-year.

• Gross margin of approximately 85% and non-GAAP gross margin of approximately 88% in Q3 2026.

• Net income of $2.0 million and non-GAAP net income of $28.5 million in Q3 2026.

• Diluted earnings per share (EPS) of $0.03 and non-GAAP diluted EPS of $0.47 in Q3 2026.

• Cash and cash equivalents, short-term investments, and restricted cash of $339.8 million at the end of Q3 2026, an increase of $50.5 million compared to $289.3 million at the end of Q2 2026.

• Raised 2026 net sales guidance to $775 million to $785 million, compared to $680 million to $700 million previously.

• Introduced preliminary 2027 net sales guidance of $1 billion.

“Our record third quarter results reflect successful global execution across our key global commercial and development priorities, leaving us well positioned to sustain our strong growth momentum driven by two transformational growth drivers in iDose TR and Epioxa,” said Thomas Burns, Glaukos chairman and chief executive officer. “We continue to successfully advance our robust pipeline of novel, dropless platform technologies designed to meaningfully advance the standard of care and improve outcomes for patients suffering from chronic eye diseases.”

Third Quarter 2026 Financial Results

Net sales in the third quarter of 2026 of $211.0 million increased 58% on a reported and constant currency basis, compared to $133.5 million in the same period in 2025.

Gross margin for the third quarter of 2026 was approximately 85%, compared to approximately 78% in the same period in 2025. Non-GAAP gross margin for the third quarter of 2026 was approximately 88%, compared to approximately 84% in the same period in 2025.

Selling, general and administrative (SG&A) expenses for the third quarter of 2026 increased 58% to $130.9 million, compared to $83.0 million in the same period in 2025. Non-GAAP SG&A expenses for the third quarter of 2026 increased 32% to $109.7 million, compared to $83.2 million in the same period in 2025.

GAAP and non-GAAP research and development (R&D) expenses for the third quarter of 2026 increased 26% to $48.1 million, compared to $38.1 million in the same period in 2025.

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Income from operations in the third quarter of 2026 was $0.8 million, compared to operating loss of $16.4 million in the third quarter of 2025. Non-GAAP income from operations in the third quarter of 2026 was $27.3 million, compared to non-GAAP operating loss of $9.3 million in the third quarter of 2025.

Net income in the third quarter of 2026 was $2.0 million, or $0.03 per diluted share, compared to net loss of $16.2 million, or ($0.28) per diluted share, in the third quarter of 2025. Non-GAAP net income in the third quarter of 2026 was $28.5 million, or $0.47 per diluted share, compared to non-GAAP net loss of $9.2 million, or ($0.16) per diluted share, in the third quarter of 2025.

The company ended the third quarter of 2026 with approximately $339.8 million in cash and cash equivalents, short-term investments, and restricted cash, and no debt.

2026 Revenue Guidance

The company expects 2026 net sales to be in the range of $775 million to $785 million based on the latest foreign currency exchange rates.

2027 Preliminary Revenue Guidance

The company expects preliminary 2027 net sales to be $1 billion based on the latest foreign currency exchange rates.

Webcast & Conference Call

The company will host a conference call and simultaneous webcast today at 1:30 p.m. PT (4:30 p.m. ET) to discuss the results and provide additional information about the company’s financial outlook. A link to the webcast is available on the company’s website at http://investors.glaukos.com. To participate in the conference call, please dial 833-461-5787 (U.S.) or 585-542-9983 (international) and enter Conference ID 517868366. A replay of the webcast will be archived on the company’s website following completion of the call.

Quarterly Summary Document

The company has posted a document on its Investor Relations website under the “Financials & Filings – Quarterly Results” section titled “Quarterly Summary.” This Quarterly Summary document is de

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