11.46
price down icon4.18%   -0.50
after-market After Hours: 11.59 0.13 +1.13%
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Omeros Corp stock is traded at $11.46, with a volume of 1.52M. It is down -4.18% in the last 24 hours and down -14.29% over the past month. Omeros Corp is an inventive, commercial-stage biotechnology company that discovers and develops first-in-class protein and small-molecule therapeutics for large-market and orphan indications, with particular emphasis on complement-mediated diseases, cancers, and addictive or compulsive disorders. The company's clinical-stage development programs include: narsoplimab, its antibody targeting mannan-binding lectin-associated serine protease 2 (MASP-2), the effector enzyme of the lectin pathway of complement; OMS1029, its long-acting antibody targeting MASP-2; and OMS527, its phosphodiesterase 7 (PDE7) inhibitor program.
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Previous Close:
$11.96
Open:
$11.84
24h Volume:
1.52M
Relative Volume:
1.32
Market Cap:
$829.42M
Revenue:
-
Net Income/Loss:
$-4.81M
P/E Ratio:
-22.93
EPS:
-0.4998
Net Cash Flow:
$-122.54M
1W Performance:
-6.45%
1M Performance:
-14.29%
6M Performance:
+29.20%
1Y Performance:
+255.90%
1-Day Range:
Value
$11.46
$11.97
1-Week Range:
Value
$11.41
$12.55
52-Week Range:
Value
$2.95
$17.65

Omeros Corp Stock (OMER) Company Profile

Name
Name
Omeros Corp
Name
Phone
206-676-5000
Name
Address
201 ELLIOTT AVENUE WEST, SEATTLE, WA
Name
Employee
175
Name
Twitter
@OmerosCorp
Name
Next Earnings Date
2026-05-13
Name
Latest SEC Filings
Name
OMER's Discussions on Twitter

Compare OMER vs VRTX, REGN, ARGX, ALNY, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
OMER icon
OMER
Omeros Corp
11.46 865.61M 0 -4.81M -122.54M -0.4998
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
434.52 110.03B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
638.88 67.37B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
806.46 50.76B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
297.45 40.12B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
151.56 32.68B 742.00K -1.37B -1.07B -7.0731

Omeros Corp Stock (OMER) Upgrades & Downgrades

Date Action Analyst Rating Change
Jun-10-25 Initiated H.C. Wainwright Buy
Dec-23-24 Initiated D. Boral Capital Buy
Nov-14-24 Initiated Rodman & Renshaw Buy
Dec-08-22 Downgrade UBS Buy → Neutral
Nov-08-22 Downgrade BofA Securities Neutral → Underperform
Jun-08-22 Downgrade BofA Securities Buy → Neutral
Oct-08-21 Downgrade JP Morgan Neutral → Underweight
Oct-01-21 Downgrade Maxim Group Buy → Hold
Oct-01-21 Downgrade Wedbush Neutral → Underperform
Sep-27-21 Initiated JP Morgan Neutral
Feb-01-21 Initiated UBS Buy
Oct-20-20 Initiated BofA Securities Buy
Aug-21-20 Reiterated H.C. Wainwright Buy
Aug-14-20 Reiterated Maxim Group Buy
May-06-19 Initiated Cantor Fitzgerald Overweight
Jul-12-18 Initiated Seaport Global Securities Buy
Mar-23-18 Downgrade Wedbush Outperform → Neutral
Mar-05-18 Downgrade Needham Buy → Hold
Nov-08-17 Initiated H.C. Wainwright Buy
May-11-17 Downgrade Cantor Fitzgerald Buy → Neutral
Mar-17-17 Reiterated Maxim Group Buy
Mar-17-17 Reiterated Needham Buy
Nov-16-16 Reiterated Wedbush Outperform
Nov-10-16 Reiterated Needham Buy
Aug-10-16 Reiterated Maxim Group Buy
Jun-03-16 Initiated Cantor Fitzgerald Buy
Mar-02-16 Reiterated Needham Buy
Feb-29-16 Reiterated Wedbush Outperform
Nov-11-15 Reiterated Needham Buy
Aug-18-15 Reiterated WBB Securities Strong Buy
Aug-10-15 Initiated ROTH Capital Buy
View All

Omeros Corp Stock (OMER) Latest News

pulisher
May 23, 2026

Why did Omeros stock jump 5% in after-hours trading today? - MSN

May 23, 2026
pulisher
May 22, 2026

[144] OMEROS CORP SEC Filing - Stock Titan

May 22, 2026
pulisher
May 22, 2026

OMER Technical Analysis & Stock Price Forecast - Intellectia AI

May 22, 2026
pulisher
May 21, 2026

Omeros gets FDA approval for YARTEMLEA as first therapy for TA-TMA - MSN

May 21, 2026
pulisher
May 20, 2026

Earnings call transcript: Omeros Q1 2026: Stock dips after earnings miss - Investing.com

May 20, 2026
pulisher
May 20, 2026

OMER Stock Price, Quote & Chart | OMEROS CORP (NASDAQ:OMER) - ChartMill

May 20, 2026
pulisher
May 15, 2026

Seattle InnoSEngine headed to Bothell I An update on Omeros - The Business Journals

May 15, 2026
pulisher
May 15, 2026

Omeros Corporation (NASDAQ:OMER) Q1 2026 Earnings Call Transcript - Insider Monkey

May 15, 2026
pulisher
May 14, 2026

Omeros (OMER) Q1 2026 Earnings Transcript - The Globe and Mail

May 14, 2026
pulisher
May 14, 2026

OMER Reiterated by HC Wainwright & Co. -- Price Target Maintained at $40 - GuruFocus

May 14, 2026
pulisher
May 14, 2026

Omeros Corporation Q1 2026 Earnings Call Summary - Yahoo Finance

May 14, 2026
pulisher
May 14, 2026

Omeros (OMER) Reports Strong Q1 2026 Earnings and Positive Cash Flow from YARTEMLEA - GuruFocus

May 14, 2026
pulisher
May 14, 2026

Omeros Corp (OMER) Q1 2026 Earnings Call Highlights: Strong YART - GuruFocus

May 14, 2026
pulisher
May 14, 2026

OMER SWOT Analysis: Key Insights from Q1 2026 10-Q Filing - GuruFocus

May 14, 2026
pulisher
May 14, 2026

Omeros Q1 Earnings Call Highlights - Barchart

May 14, 2026
pulisher
May 13, 2026

How Should Investors Value Omeros (OMER) After Q1 2026 EPS $0.62 - GuruFocus

May 13, 2026
pulisher
May 13, 2026

Omeros (OMER) Reports Q1 Revenue and Highlights Growth Initiativ - GuruFocus

May 13, 2026
pulisher
May 13, 2026

Omeros Q1 2026 Earnings Call Transcript - MarketBeat

May 13, 2026
pulisher
May 13, 2026

Omeros earnings missed by $0.12, revenue fell short of estimates - Investing.com Canada

May 13, 2026
pulisher
May 13, 2026

Earnings call transcript: Omeros misses Q1 2026 expectations, stock dips - Investing.com

May 13, 2026
pulisher
May 13, 2026

Omeros Corp reports results for the quarter ended March 31Earnings Summary - TradingView

May 13, 2026
pulisher
May 13, 2026

Omeros Corp (NASDAQ:OMER) Swings to Profit on YARTEMLEA Launch, Topping EPS Forecasts - ChartMill

May 13, 2026
pulisher
May 13, 2026

OMEROS ($OMER) Releases Q1 2026 Earnings - Quiver Quantitative

May 13, 2026
pulisher
May 13, 2026

Q1 2026 Omeros Corp Earnings Call Transcript - GuruFocus

May 13, 2026
pulisher
May 13, 2026

Omeros: Q1 Earnings Snapshot - Barchart.com

May 13, 2026
pulisher
May 13, 2026

YARTEMLEA launch and zaltenibart deal reshape Omeros (NASDAQ: OMER) - Stock Titan

May 13, 2026
pulisher
May 13, 2026

Omeros (NASDAQ: OMER) turns Q1 profit on YARTEMLEA sales and CMS gains - Stock Titan

May 13, 2026
pulisher
May 13, 2026

New transplant drug gains Medicare billing code, logs $11M sales - Stock Titan

May 13, 2026
pulisher
May 12, 2026

Omeros Corporation to Announce First Quarter Financial Results on May 13, 2026 - BioSpace

May 12, 2026
pulisher
May 11, 2026

TradingKey - TradingKey

May 11, 2026
pulisher
May 11, 2026

Omeros earnings up next as investors eye YARTEMLEA launch By Investing.com - Investing.com South Africa

May 11, 2026
pulisher
May 11, 2026

100% Of This Omeros Insider's Holdings Were Sold - Moomoo

May 11, 2026
pulisher
May 09, 2026

OMER stock on track for best week in nearly 4 months after receiving permanent reimbursement code for treatment - MSN

May 09, 2026
pulisher
May 08, 2026

UBS Group AG Grows Position in Omeros Corporation $OMER - MarketBeat

May 08, 2026
pulisher
May 08, 2026

MSN Money - MSN

May 08, 2026
pulisher
May 07, 2026

Assessing Omeros (OMER) Valuation After Recent Share Price Rebound And Novo Nordisk Deal Prospects - simplywall.st

May 07, 2026
pulisher
May 07, 2026

Omeros Corporation (NASDAQ:OMER) Given Average Rating of "Moderate Buy" by Analysts - MarketBeat

May 07, 2026
pulisher
May 05, 2026

Omeros (NASDAQ:OMER) Stock Price Crosses Above Two Hundred Day Moving AverageHere's What Happened - MarketBeat

May 05, 2026
pulisher
May 01, 2026

OMEROS CORP ($OMER) CEO 2025 Pay Revealed - Quiver Quantitative

May 01, 2026
pulisher
Apr 30, 2026

Executive pay, incentives and votes detailed in Omeros (NASDAQ: OMER) 2026 proxy - Stock Titan

Apr 30, 2026
pulisher
Apr 30, 2026

[ARS] OMEROS CORP SEC Filing - Stock Titan

Apr 30, 2026
pulisher
Apr 28, 2026

Omeros rises as Novo deal boosts Q4 earnings - MSN

Apr 28, 2026
pulisher
Apr 28, 2026

OMER stock surges 5% after hours on Novo Nordisk deal windfall and drug launch optimism - MSN

Apr 28, 2026
pulisher
Apr 28, 2026

Zacks Industry Outlook Highlights Phibro Animal Health, BioLife Solutions, Omeros and Brainsway - Yahoo Finance

Apr 28, 2026
pulisher
Apr 27, 2026

Omeros Stock Logs Best Session Ever After HC Wainwright Doubles Target On Novo Nordisk Deal; Retail Sees Big Upside - MSN

Apr 27, 2026
pulisher
Apr 27, 2026

Omeros (NASDAQ:OMER) Trading 6.3% HigherShould You Buy? - MarketBeat

Apr 27, 2026
pulisher
Apr 27, 2026

Here's Why Omeros (OMER) is a Great Momentum Stock to Buy - Yahoo Finance

Apr 27, 2026
pulisher
Apr 27, 2026

Wall Street Analysts Believe Omeros (OMER) Could Rally 222.76%: Here's is How to Trade - Yahoo Finance

Apr 27, 2026

Omeros Corp Stock (OMER) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$29.96
price down icon 2.98%
$106.24
price down icon 3.00%
$92.14
price up icon 1.33%
$54.50
price up icon 1.77%
ONC ONC
$310.25
price up icon 0.20%
$151.56
price down icon 1.41%
Cap:     |  Volume (24h):