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OMER · OMEROS CORP

Company guidance, FDA catalysts, dilution risk and cash runway, built from SEC, FDA and ClinicalTrials.gov filings and updated every day.

$132M Cash on Hand
76.4mo Cash Runway
17.9% Short Interest
$27.5 Analyst Target (2)
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🧪 Trial & FDA Catalysts

📊 Drug Pipeline

DrugIndicationMost advanced trialStatus
Narsoplimab (OMS721)
FDA approved Dec 2025 · Yartemlea
IgA Nephropathy Phase 3 · NCT03608033 Terminated
Phenylephrine And Ketorolac Cataract Phase 4 · NCT03864133 Completed
Phenylephrine 1.0%/ Ketorolac 0.3% Pain Reduction Phase 4 · NCT04829799 Withdrawn
1% preservative-free lidocaine Pain Reduction Phase 4 · NCT04829799 Withdrawn
OMS103HP Knee Injuries Phase 3 · NCT00226759 Completed
OMS103HP-S Meniscal Tear Phase 3 · NCT01406561 Completed
Phenylephrine HCl Unilateral Cataract Extraction Phase 3 · NCT02132312 Completed
OMS302 Unilateral Cataract Extraction Phase 3 · NCT02132312 Completed
Part 2 OMS302 Intraocular Lens Replacement Phase 3 · NCT02093689 Terminated
Part 1 OMS302 Intraocular Lens Replacement Phase 3 · NCT02093689 Terminated
OMS302-PE Cataract Extraction Phase 1/2 · NCT00721695 Completed
OMS906 study drug C3 Glomerulopathy Phase 2 · NCT06209736 Recruiting
Zaltenibart Paroxysmal Nocturnal Hemoglobinuria Phase 2 · NCT05972967 Completed
OMS643762 Schizophrenia Phase 2 · NCT01952132 Completed
OMS302 Mydriatic Solution Cataract Phase 2 · NCT01193127 Completed
OMS302 Anti-inflammatory Solution Cataract Phase 2 · NCT01193127 Completed

Also used in these trials (approved or third-party drugs, not OMER's own candidates): Pioglitazone, Balanced Salt.

Source: ClinicalTrials.gov trials sponsored by the company, one row per candidate at its most advanced registered trial. FDA approvals: Drugs@FDA. Wrong or missing drug? Report it

💰 Cash Runway & Dilution Risk

OMER holds $132M in cash and short-term investments (as of Jun 30, 2026) and burns about $5.2M/quarter from operations, an estimated runway of 76.4 months at that rate (BioRadar estimate, not company guidance).

Dilution pressure: 25 · Moderate

Recent financing filings on SEC EDGAR:

Source: SEC EDGAR (XBRL cash flow and financing filings). Dilution Watch: every company ranked → · Get an alert when OMER files for a raise →

👥 Who Owns OMER

Insiders 3.4% Institutions (235 holders) 51.1% Public and other holders 45.5%
HolderTypeShares% of sharesAs of
BlackRock, Inc. Institution (13G, 5%+) 5,961,792 8.24% 2026-06-30
Ingalls & Snyder LLC Institution (13F) 3,659,523 5.06% 2026-06-30
UBS Group AG Institution (13F) 3,148,384 4.35% 2026-06-30
Vanguard Capital Management LLC Institution (13F) 3,072,050 4.24% 2026-06-30
State Street Corporation Institution (13F) 2,319,906 3.20% 2026-06-30
Geode Capital Management, LLC Institution (13F) 1,914,460 2.64% 2026-06-30
Gregory A MD Demopulos
Chairman, CEO & President, Director · +1.87M options
Insider 1,893,253 2.62% 2026-02-18
Stifel Financial Corporation Institution (13F) 1,836,925 2.54% 2026-06-30
Vanguard Portfolio Management LLC Institution (13F) 962,828 1.33% 2026-06-30
Invesco Ltd. Institution (13F) 751,771 1.04% 2026-06-30
Northern Trust Corporation Institution (13F) 727,348 1.00% 2026-06-30
Rock Springs Capital Management, LP Institution (13F) 718,499 0.99% 2026-06-30

Share count 72,388,316 (latest 10-Q/10-K). Insiders: each officer's, director's and 10% owner's latest Form 3, 4 or 5, direct and indirect shares; options are not counted. 5%+ holders: latest Schedule 13D or 13G of each holder above 5%. Institutions: the total held by all 13F filers (Yahoo Finance); the table lists the largest (13F quarter ending 2026-06-30). Sources have different dates, so the split is approximate. Source: SEC EDGAR.

📈 Recent Insider Activity (Form 4)

Trade dateInsiderTransactionSharesPriceOwned after
2026-09-23
filed 2026-09-24
Borges David J.
Sale (S) 10,000 $20.95 0
2026-09-23
filed 2026-09-24
Borges David J.
Option exercise (M) 10,000 $15.58 10,000
2026-09-23
filed 2026-09-24
Borges David J.
Option exercise (M) 10,000 – –
2026-09-22
filed 2026-09-24
Borges David J.
Option exercise (M) 5,000 – –
2026-09-22
filed 2026-09-24
Borges David J.
Option exercise (M) 5,000 – –

Only open-market purchases (P) and sales (S) are trading decisions. Awards (A), option exercises (M) and tax withholding (F) are compensation mechanics. Source: SEC Form 4.

📅 Past FDA Decisions & Stock Reactions

DateDrugTypeRun-up 30dDecision 1dAfter 5d
2025-05-06 Narsoplimab BLA -7.5% -6.9% -44.2%

Browse all historical PDUFA outcomes →

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Data: SEC EDGAR, FDA, ClinicalTrials.gov, Yahoo Finance • Informational purposes only, not investment advice. • All tracked stocks A–Z

This data is for informational purposes only, not investment advice. BioRadar does not provide buy/sell recommendations. Past performance does not guarantee future results. Always do your own due diligence.