Company Description
Oculis Holding AG (NASDAQ: OCS) is a global biopharmaceutical company focused on addressing significant unmet medical needs in ophthalmology and neuro-ophthalmology. According to its public disclosures, the company is developing late-stage clinical candidates intended to preserve vision and protect the optic nerve in serious eye and neuro-ophthalmic conditions. Oculis’ shares trade on Nasdaq under the symbol OCS and on the Iceland Exchange (XICE) under the same symbol, and the company is headquartered in Switzerland with operations in the U.S. and Iceland.
Core focus and therapeutic areas
Oculis describes itself as concentrating on neuro-ophthalmic conditions and ophthalmic diseases where patients face a high risk of permanent visual impairment and where approved therapies are limited or absent. Its work spans:
- Optic neuropathies such as optic neuritis (ON) and non-arteritic anterior ischemic optic neuropathy (NAION)
- Retinal diseases, particularly diabetic macular edema (DME)
- Ocular surface disease, including dry eye disease (DED)
The company’s strategy, as reflected in its news releases and SEC filings, is built around a late-stage clinical pipeline with three core product candidates: Privosegtor, OCS-01, and Licaminlimab.
Privosegtor and the PIONEER neuro-ophthalmology program
Privosegtor (also referred to as OCS-05) is described by Oculis as a novel peptoid small-molecule candidate designed to cross both the blood–brain and retinal barriers. The company reports that Privosegtor is being developed as a neuroprotective therapy for optic neuropathies and other neuro-ophthalmic and neurological diseases. Based on company communications:
- Privosegtor is intended to become the first neuroprotective therapy for optic neuritis and other optic neuropathies, if approved.
- Positive Phase 2 ACUITY trial results in acute optic neuritis showed improvements in low-contrast visual acuity and anatomical preservation of the retina and optic nerve structures, alongside reduced neurofilament release, a biomarker of neuroaxonal damage.
- The most common drug-related adverse events reported in ACUITY were headache and acne, with no drug-related serious adverse events or discontinuations described in the cited releases.
Privosegtor has received Breakthrough Therapy designation from the U.S. Food and Drug Administration (FDA) for optic neuritis and Orphan Drug designation from both the FDA and the European Medicines Agency (EMA) for optic neuritis or acute optic neuritis, according to Oculis’ news releases. The company has launched the PIONEER (Privosegtor Investigation in Optic Neuropathies Efficacy Evaluation Research) program, which is described as a set of pivotal, registrational trials in optic neuritis and NAION designed to support potential future regulatory submissions.
OCS-01 eye drops and OPTIREACH technology
OCS-01 is Oculis’ most advanced product candidate and is being developed as an eye drop for diabetic macular edema (DME). Company materials state that OCS-01 uses Oculis’ proprietary OPTIREACH solubilizing formulation technology to deliver a high-concentration dexamethasone eye drop to the retina as a non-invasive alternative to existing invasive delivery methods such as intravitreal injections or ocular implants.
According to Oculis, the OPTIREACH technology is intended to improve the solubility of lipophilic drugs, increase residence time on the eye surface, and facilitate drug passage from the ocular surface to the posterior segment of the eye. OCS-01 is in Phase 3 pivotal registration studies (the DIAMOND program) and is being evaluated as a topical treatment option for DME, with the goal of enabling treatment in earlier stages of disease and use alongside other therapies in later stages, if approved. OCS-01 is described as an investigational drug that has not received regulatory approval for commercial use in any country.
Licaminlimab and dry eye disease
Licaminlimab (also referred to as OCS-02) is described as a novel, topical anti-TNFα candidate in Phase 2 development. Oculis states that Licaminlimab is being developed for dry eye disease (DED) using a genotype-based or precision medicine approach, with the aim of tailoring treatment to specific patient subgroups. The company refers to an upcoming or planned registrational trial (PREDICT-1) in dry eye disease in some of its news releases, reflecting its intent to explore genotype-based patient selection.
As with its other candidates, Oculis emphasizes that Licaminlimab is an investigational therapy and has not been approved for commercial use.
Disease areas addressed
Oculis’ public communications provide detailed descriptions of the diseases it targets:
- Optic neuritis (ON) / acute optic neuritis (AON): A rare condition characterized by acute inflammation of the optic nerve, often the first clinical manifestation of multiple sclerosis. It can lead to permanent visual impairment due to demyelination and subsequent axonal loss. The company highlights the absence of approved neuroprotective therapies for ON/AON and the need for treatments that can preserve vision by reducing permanent nerve cell damage or death.
- Non-arteritic anterior ischemic optic neuropathy (NAION): An acute optic nerve disorder and a common cause of acute optic nerve injury in older individuals. It can cause sudden, painless vision loss and permanent loss of optic nerve axons and retinal neuronal cell bodies, with no approved therapies currently available. Oculis positions Privosegtor as a potential neuroprotective option in this setting.
- Diabetic macular edema (DME): Described as the leading cause of visual loss and legal blindness in patients with diabetes, DME arises from fluid build-up in the macula due to damaged retinal blood vessels. Oculis notes the need for safe, effective, and less burdensome treatments and is developing OCS-01 eye drops as a non-invasive alternative.
- Dry eye disease (DED): Oculis references DED in connection with Licaminlimab and indicates a focus on using a genotype-based or personalized medicine approach in this indication.
Corporate structure and capital markets activity
Oculis is organized as a foreign private issuer and files reports with the U.S. Securities and Exchange Commission on Form 20-F and Form 6-K. Its Form 6-K filings describe:
- Regular reporting of unaudited interim financial statements and management’s discussion and analysis for half-year and quarterly periods.
- Capital-raising transactions, including an underwritten offering and a registered direct offering of ordinary shares, as disclosed in an October 31, 2025 Form 6-K, made under an effective shelf registration statement on Form F-3.
- Financing arrangements such as an amended and restated loan facility with a lender affiliated with BlackRock, including associated warrant arrangements, as described in an August 1, 2025 Form 6-K.
- Use of at-the-market (ATM) offering programs, including suspension of an ATM prospectus supplement as disclosed in an October 29, 2025 Form 6-K.
These filings indicate that Oculis uses a combination of equity offerings, loan facilities, and shelf registrations to fund its clinical development programs and corporate operations.
Geographic footprint and listing
Oculis states that it is headquartered in Switzerland, with operations in the United States and Iceland. The company’s principal executive office is reported in Zug, Switzerland in its SEC filings. Its ordinary shares are listed on Nasdaq and on the Iceland Exchange (XICE) under the ticker OCS.
Pipeline stage and regulatory status
Across its communications, Oculis consistently characterizes its main assets as late-stage clinical candidates:
- Privosegtor: Phase 2 data reported in acute optic neuritis; entering or in registrational trials in optic neuritis and NAION under the PIONEER program; Breakthrough Therapy and Orphan Drug designations for optic neuritis.
- OCS-01: Phase 3 pivotal registration studies (DIAMOND) in diabetic macular edema, using OPTIREACH technology to enable topical retinal delivery.
- Licaminlimab: Phase 2 topical anti-TNFα candidate for dry eye disease, with a genotype-based development strategy.
Oculis emphasizes in its releases that all three are investigational drugs and have not received regulatory approval for commercial use in any country.
Insider and governance-related disclosures
Several Oculis news releases relate to notifications of transactions by persons discharging managerial responsibilities, such as the vesting and settlement of restricted stock units (RSUs) granted to directors and purchases of ordinary shares by board members. These announcements reflect regulatory requirements for disclosing insider transactions and equity-based compensation in the company’s governance framework.
Position within the biopharmaceutical and manufacturing sector
Within the broader manufacturing sector, Oculis fits into medicinal and botanical manufacturing through its focus on biopharmaceutical research and development for eye and neuro-ophthalmic diseases. Its activities center on designing and clinically testing small-molecule and biologic drug candidates, particularly those aimed at neuroprotection and retinal therapy via topical administration.
Key points for OCS stock watchers
Investors and analysts following Oculis Holding AG (OCS) often focus on:
- Progress and outcomes of the PIONEER registrational program for Privosegtor in optic neuritis and NAION.
- Phase 3 DIAMOND program results for OCS-01 eye drops in diabetic macular edema.
- Development plans and trial design for Licaminlimab in dry eye disease, including genotype-based patient selection.
- Capital-raising activities, loan facilities, and cash runway disclosures in Form 6-K filings.
- Regulatory designations and interactions with agencies such as the FDA and EMA.
According to the company’s own descriptions, Oculis aims to build a pipeline that addresses serious ophthalmic and neuro-ophthalmic conditions with few or no approved treatment options, using both neuroprotective mechanisms and non-invasive delivery technologies.
Frequently asked questions about Oculis Holding AG
Stock Performance
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OCS-01 topline readout
Phase 3 DIAMOND topline results
Phase 3 topline results
Topline DIAMOND data release
DIAMOND trial topline results
DIAMOND Phase 3 topline results
DIAMOND trial topline results
DIAMOND Phase 3 topline results
OCS-01 Topline Results
OCS-01 topline readout
Short Interest History
Short interest in Oculis Holding (OCS) currently stands at 316.3 thousand shares, up 212.7% from the previous reporting period, representing 0.6% of the float. Over the past 12 months, short interest has increased by 1166%. This relatively low short interest suggests limited bearish sentiment.
Days to Cover History
Days to cover for Oculis Holding (OCS) currently stands at 2.8 days, up 160.4% from the previous period. This days-to-cover ratio represents a balanced liquidity scenario for short positions. The days to cover has increased 176% over the past year, indicating either rising short interest or declining trading volume. The ratio has shown significant volatility over the period, ranging from 1.0 to 6.8 days.