20.13
price down icon2.94%   -0.61
pre-market  Pre-market:  20.35   0.22   +1.09%
loading
Omeros Corp stock is traded at $20.13, with a volume of 873.19K. It is down -2.94% in the last 24 hours and up +4.19% 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.
See More
Previous Close:
$20.74
Open:
$20.52
24h Volume:
873.19K
Relative Volume:
0.45
Market Cap:
$1.46B
Revenue:
-
Net Income/Loss:
$84.01M
P/E Ratio:
23.52
EPS:
0.856
Net Cash Flow:
$-101.16M
1W Performance:
+9.11%
1M Performance:
+4.19%
6M Performance:
+97.74%
1Y Performance:
+379.29%
1-Day Range:
Value
$20.11
$20.62
1-Week Range:
Value
$17.68
$21.24
52-Week Range:
Value
$4.055
$21.24

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
2026-11-12
Name
Latest SEC Filings
Name
OMER's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
OMER icon
OMER
Omeros Corp
20.13 1.46B 0 84.01M -101.16M 0.856
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
522.38 132.40B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
796.02 81.95B 14.92B 4.42B 3.79B 41.04
MRNA icon
MRNA
Moderna Inc
194.82 77.78B 2.23B -3.19B -1.60B -8.1462
ARGX icon
ARGX
Argen X Se Adr
962.22 60.20B 4.16B 1.29B 734.26M 19.58
RVMD icon
RVMD
Revolution Medicines Inc
199.86 42.84B 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
Sep 24, 2026

Form 4 Omeros Corporation For: 24 September By Investing.com - Investing.com Nigeria

Sep 24, 2026
pulisher
Sep 24, 2026

Omeros VP finance David Borges sells $419,000 in shares By Investing.com - Investing.com Canada

Sep 24, 2026
pulisher
Sep 24, 2026

AstraZeneca's Rare Disease Setback Is A 'Clear Positive' For Omeros, Says This Analyst – A Look At Some Key Highlights - Stocktwits

Sep 24, 2026
pulisher
Sep 23, 2026

Stock options are the source of shares in officer David Borges's proposed Omeros (OMER) sale. - Stock Titan

Sep 23, 2026
pulisher
Sep 23, 2026

Omeros Corporation (OMER) Stock Price, News, Quote & History - Yahoo Finance

Sep 23, 2026
pulisher
Sep 22, 2026

Omeros (NASDAQ: OMER) officer to sell 10,000 shares via option exercise - Stock Titan

Sep 22, 2026
pulisher
Sep 22, 2026

Omeros Corp (OMER) Hits 52-Week High as Cantor Fitzgerald Upgrades on Yartemlea Sales Outlook - GuruFocus

Sep 22, 2026
pulisher
Sep 22, 2026

NTRA Stock Hits All-Time High, OMER Stock Scales 5-Year Peak – What’s Driving Investors’ Enthusiasm Today? - Stocktwits

Sep 22, 2026
pulisher
Sep 22, 2026

Omeros Shares Rise After Cantor Fitzgerald Upgrade - marketscreener.com

Sep 22, 2026
pulisher
Sep 22, 2026

Omeros Transplant Drug Could Be Bigger than Expected, Says Analyst - Benzinga

Sep 22, 2026
pulisher
Sep 22, 2026

Omeros Corporation stock hits 52-week high at 19.75 USD By Investing.com - Investing.com Nigeria

Sep 22, 2026
pulisher
Sep 22, 2026

Omeros Corporation stock hits 52-week high at 19.75 USD - Investing.com

Sep 22, 2026
pulisher
Sep 22, 2026

This Plexus Analyst Turns Bullish; Here Are Top 5 Upgrades For Tuesday - Benzinga

Sep 22, 2026
pulisher
Sep 22, 2026

Cantor Fitzgerald upgrades Omeros stock rating on Yartemlea launch - Investing.com

Sep 22, 2026
pulisher
Sep 21, 2026

OMER Stock Surges 5% After Hours On Novo Nordisk Deal Windfall And Drug Launch Optimism - Stocktwits

Sep 21, 2026
pulisher
Sep 18, 2026

Omeros Stock Price Forecast. Should You Buy OMER? - StockInvest.us

Sep 18, 2026
pulisher
Sep 10, 2026

Omeros Corporation (OMER) Slides 4.49% to $18.52, Drifting Toward Key SupportKAMA Signal - careplusvn.com

Sep 10, 2026
pulisher
Sep 01, 2026

Omeros Corp VP and General Counsel Peter B. Cancelmo Executes Stock Option Exercises and Sells Shares - Kalkine Media

Sep 01, 2026
pulisher
Sep 01, 2026

Omeros Insider Sold Shares Worth $929,668, According to a Recent SEC Filing - marketscreener.com

Sep 01, 2026
pulisher
Sep 01, 2026

Omeros VP, finance & CAO David Borges sells $206,804 in shares By Investing.com - Investing.com South Africa

Sep 01, 2026
pulisher
Sep 01, 2026

Omeros VP, finance & CAO David Borges sells $206,804 in shares - Investing.com Nigeria

Sep 01, 2026
pulisher
Aug 31, 2026

Omeros (NASDAQ: OMER) insider plans second 25,000-share stock sale - Stock Titan

Aug 31, 2026
pulisher
Aug 28, 2026

What Makes Omeros (OMER) a Strong Momentum Stock: Buy Now? - Yahoo Finance

Aug 28, 2026
pulisher
Aug 26, 2026

Omeros VP of finance David Borges sells $206,804 in shares By Investing.com - Investing.com Nigeria

Aug 26, 2026
pulisher
Aug 25, 2026

Omeros VP of finance David Borges sells $206,804 in shares - Investing.com

Aug 25, 2026
pulisher
Aug 21, 2026

Omeros Corp (OMER) Director Thomas Cable Sells 15,000 Shares - GuruFocus

Aug 21, 2026
pulisher
Aug 21, 2026

Omeros director Thomas Cable sells $276,772 in company stock - Investing.com

Aug 21, 2026
pulisher
Aug 21, 2026

Omeros director Thomas Cable sells $276,772 in company stock By Investing.com - Investing.com Canada

Aug 21, 2026
pulisher
Aug 21, 2026

Omeros (NASDAQ:OMER) Director Thomas Cable Sells 15,000 Shares - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

Omeros (NASDAQ: OMER) officer to sell 10,906 shares - Stock Titan

Aug 21, 2026
pulisher
Aug 20, 2026

Omeros Corp (OMER) director lines up fresh stock sale - Stock Titan

Aug 20, 2026
pulisher
Aug 20, 2026

Pomerantz investigates Omeros after CHMP negative opinion - scanx.trade

Aug 20, 2026
pulisher
Aug 19, 2026

Omeros (NASDAQ:OMER) Sets New 52-Week HighStill a Buy? - MarketBeat

Aug 19, 2026
pulisher
Aug 19, 2026

Omeros stock hits 52-week high at 18.16 USD - Investing.com

Aug 19, 2026
pulisher
Aug 19, 2026

Omeros stock hits 52-week high at 18.16 USD By Investing.com - Investing.com Canada

Aug 19, 2026
pulisher
Aug 19, 2026

Omeros Corp (OMER) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Aug 19, 2026
pulisher
Aug 18, 2026

Omeros Corp (HAM:3O8) Stock Price, Trades & News - GuruFocus

Aug 18, 2026
pulisher
Aug 18, 2026

Omeros VP, finance & CAO Borges sells $84,750 in shares - Investing.com India

Aug 18, 2026
pulisher
Aug 18, 2026

Omeros VP, finance & CAO Borges sells $84,750 in shares By Investing.com - Investing.com South Africa

Aug 18, 2026
pulisher
Aug 17, 2026

Omeros (NASDAQ:OMER) CAO David Borges Sells 5,000 Shares of Stock - MarketBeat

Aug 17, 2026
pulisher
Aug 17, 2026

HC Wainwright Comments on Omeros' Q3 Earnings (NASDAQ:OMER) - MarketBeat

Aug 17, 2026
pulisher
Aug 15, 2026

OMER Stock On Track For Best Week In Nearly 4 Months After Receiving Permanent Reimbursement Code For Treatment - Stocktwits

Aug 15, 2026
pulisher
Aug 15, 2026

Teleconferência de Resultados do 2T26 da Omeros (OMER): Vendas do YARTEMLEA Atingem US$ 28,5 Milhões - TradingKey

Aug 15, 2026
pulisher
Aug 15, 2026

Wall Street Zen Upgrades Omeros (NASDAQ:OMER) to Buy - MarketBeat

Aug 15, 2026
pulisher
Aug 15, 2026

Omeros Corporation (NASDAQ:OMER) Receives Consensus Recommendation of "Moderate Buy" from Brokerages - MarketBeat

Aug 15, 2026
pulisher
Aug 14, 2026

Omeros (OMER) Turns Profitable As Investors Ask If The Repricing Has Gone Too Far - Yahoo Finance

Aug 14, 2026
pulisher
Aug 14, 2026

Omeros Corporation Releases Q2 2026 Earnings Call Summary as Pipeline Development Remains in Focus - Vinanet

Aug 14, 2026
pulisher
Aug 14, 2026

What is HC Wainwright's Forecast for Omeros FY2029 Earnings? - MarketBeat

Aug 14, 2026
pulisher
Aug 14, 2026

Omeros Corporation $OMER Shares Purchased by Dimensional Fund Advisors LP - MarketBeat

Aug 14, 2026
pulisher
Aug 14, 2026

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

Aug 14, 2026
pulisher
Aug 13, 2026

OMEROS CORP SEC Filing (Aug 13, 2026) - Stock Titan

Aug 13, 2026

Omeros Corp Stock (OMER) Financials Data

Revenue

loading

Net Income

loading

Cash Flow

loading

EPS

loading

Omeros Corp Stock (OMER) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Borges David J.
VP, Finance & CAO
Sep 22 '26
Option Exercise
3.44
10,000
34,350
10,000
Borges David J.
VP, Finance & CAO
Sep 23 '26
Sale
20.95
10,000
209,500
0
Borges David J.
VP, Finance & CAO
Sep 22 '26
Sale
20.95
10,000
209,500
0
$58.29
price up icon 1.11%
$36.13
price down icon 1.87%
$121.55
price up icon 2.71%
$249.59
price up icon 1.25%
ONC ONC
$359.97
price down icon 1.38%
$199.86
price up icon 4.78%
Cap:     |  Volume (24h):