13F

Stock

Omeros Corp

OMER · held by 166 managers

Reported value

$427.7M

Holders

166

+31 new · −23 exited

Holders’ est. mark

−$205.8M

Price effect on 128 books still in the name

Largest holder

$56.1M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.5.31M$56.1M−$33.5MCut−$30.9M
WHITEBOX ADVISORS LLC18M$36.4M−$17.7MCut−$17.7M
DeepCurrents Investment Group LLC15.9M$32M−$15.1MCut−$14.6M
VANGUARD CAPITAL MANAGEMENT LLC2.98M$31.5MHeld
D. E. Shaw & Co., Inc.13.5M$27.8M−$22.9MCut−$25.5M
Context Capital Management, LLC12.2M$24.7M−$11.5MCut−$11.5M
UBS Group AG2.34M$24.7M−$14.7MCut−$13.5M
State Street1.92M$20.3M−$10.4MCut−$6.75M
STIFEL FINANCIAL CORP1.83M$19.3M−$12MCut−$11.7M
GEODE CAPITAL MANAGEMENT, LLC1.75M$18.5M−$10.8MCut−$9.52M
Affinity Asset Advisors, LLC6.53M$13.2M−$6.16MCut−$6.16M
Clutterbuck Capital Management LLC4.47M$12.1M−$2.17MCut−$3.29M
Corient Private Wealth LLC801.4K$8.46M−$4.55MCut−$3.35M
VANGUARD PORTFOLIO MANAGEMENT LLC718.7K$7.59MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC582.5K$6.15M−$3.85MCut−$4.04M
BANK OF MONTREAL /CAN/568.4K$6M−$3.76MCut−$4.33M
NORTHERN TRUST CORP563.9K$5.95M−$3.48MCut−$3.09M
VANGUARD FIDUCIARY TRUST CO492.3K$5.2MHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP485K$5.12M−$3.21MCut−$7.62M
MILLENNIUM MANAGEMENT LLC410.6K$4.34M−$2.72MCut−$3.25M
MORGAN STANLEY317.9K$3.36M−$2.1MCut−$3.28M
TWO SIGMA INVESTMENTS, LP286.5K$3.03M−$1.9MCut−$5.99M
Badgley Phelps Wealth Managers, LLC263.6K$2.78M−$1.74MCut−$1.74M
Citadel260K$2.75M−$1.59MCut−$1.38M
BANK OF AMERICA CORP /DE/204.8K$2.16M−$616KAdded$176K
GOLDMAN SACHS GROUP INC202.9K$2.14M−$1.34MCut−$1.76M
Polar Asset Management Partners Inc.200K$2.11M−$455.1KAdded$930.4K
Jump Financial, LLC195.8K$2.07M−$1.3MCut−$1.85M
WELLINGTON MANAGEMENT GROUP LLP187.3K$1.98M−$1.24MCut−$1.5M
Invesco Ltd.180.6K$1.91M−$1.02MCut−$750.9K
DIMENSIONAL FUND ADVISORS LP179.6K$1.9M−$641.3KAdded$231.4K
Prosight Management, LP174.8K$1.85MNew
Bank of New York Mellon Corp166.2K$1.76M−$1.1MCut−$1.09M
Nuveen, LLC154.2K$1.63M−$1.01MCut−$1M
JANE STREET GROUP, LLC145.3K$1.53M−$961.2KCut−$6.43M
WELLS FARGO & COMPANY/MN118.3K$1.25M$1.08MCut−$7.62M
AMERIPRISE FINANCIAL INC117.9K$1.25M−$774KCut−$764K
Ancora Advisors LLC115K$1.21M−$391.9KAdded$196.8K
HighTower Advisors, LLC110.6K$1.17M−$688.4KCut−$619K
ALLIANCEBERNSTEIN L.P.67K$1.15M−$0Cut−$111.6K
RHUMBLINE ADVISERS102.8K$1.09M−$662.2KCut−$633.5K
Susquehanna Portfolio Strategies, LLC92.8K$979.5K−$613.6KCut−$613.6K
MARSHALL WACE, LLP83.7K$883.7KNew
AMERICAN FINANCIAL GROUP INC64.1K$677K−$424.1KCut−$424.1K
Quantinno Capital Management LP61.5K$649.9K−$165.9KAdded$219.2K
MINDSET WEALTH MANAGEMENT, LLC59.5K$628.3K−$344KCut−$264.8K
MML INVESTORS SERVICES, LLC57.7K$609K−$381.5KCut−$728.5K
BNP PARIBAS FINANCIAL MARKETS56.9K$600.9K−$108.2KAdded$320.1K
DEUTSCHE BANK AG\55K$581.1K−$322.4KCut−$255.4K
COLDSTREAM CAPITAL MANAGEMENT INC54.1K$571.6K−$354.6KCut−$349.1K
Brevan Howard Capital Management LP51.2K$540.3K−$338.4KCut−$575.4K
Headlands Technologies LLC49.9K$527.2KNew
Newbridge Financial Services Group, Inc.47.7K$503.8K−$227KCut−$85.5K
Focus Partners Wealth47.6K$502.5K$434.4KCut−$4.17M
BARCLAYS PLC44.9K$474.4K−$297.2KCut−$1.6M
Vanguard Global Advisers, LLC41.1K$434.2KHeld
FIFTH THIRD BANCORP39K$411.8K−$6.62KAdded$394.7K
AXQ CAPITAL, LP38.8K$409.9K−$192.8KCut−$90.8K
JPMORGAN CHASE & CO41.7K$409.3K−$273.9KCut−$229.5K
MetLife Investment Management, LLC38.6K$408K−$239.5KCut−$213.8K
GROUP ONE TRADING LLC38.6K$407.7K−$255.4KCut−$1.88M
Optimize Financial Inc38.4K$405.6KNew
NOMURA HOLDINGS INC38.2K$403.8K−$252.9KCut−$10.8M
SIMPLEX TRADING, LLC37.5K$396.3K−$248.2KCut−$1.73M
Walleye Capital LLC34.5K$364.7K−$228.4KCut−$1.52M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.31.7K$334.8K−$202.3KCut−$190.5K
Cerity Partners LLC31.6K$333.5K−$201.4KCut−$189.4K
CITIGROUP INC30.8K$325.1K−$181.8KCut−$147K
Icahn Capital30.2K$318.7K−$151.1KCut−$73.6K
Diametric Capital, LP29.3K$309.6KNew
Balyasny Asset Management L.P.29.1K$307.1KNew
Vontobel Holding Ltd.28.4K$300.4K−$36.1KAdded$206.8K
BRIDGEWAY CAPITAL MANAGEMENT, LLC27K$285.1K−$178.6KCut−$689K
Merit Financial Group, LLC27K$285KNew
Virtus Investment Advisers, LLC26.9K$283.7K−$173.4KCut−$166.5K
FARALLON CAPITAL MANAGEMENT LLC23K$242.9K−$152.1KCut−$152.1K
Stordahl Capital Management, Inc.22.9K$241.4K−$151.2KCut−$151.2K
HARBOUR INVESTMENTS, INC.22K$232.6K−$144.4KCut−$142.4K
Avantax Planning Partners, Inc.21.1K$222.8K−$87.3KCut−$3.89K
Creative Planning21K$222.3K−$111.9KCut−$68.3K
NEW YORK STATE COMMON RETIREMENT FUND20.7K$218.7K−$137KCut−$137K
PROFUND ADVISORS LLC20.6K$218K−$94.8KCut−$28.1K
LPL Financial LLC19.6K$207.1KNew
China Universal Asset Management Co., Ltd.19K$200.4K−$109.5KCut−$83.8K
Fidelity18.7K$197.2K−$119.5KCut−$113.1K
MANUFACTURERS LIFE INSURANCE COMPANY, THE18.5K$194.9K−$122.1KCut−$146.1K
INTECH INVESTMENT MANAGEMENT LLC18.3K$193K−$120.9KCut−$321.7K
Apella Capital, LLC14.3K$192K−$53.4KCut−$53.4K
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC17.5K$190.5K−$46KCut−$238.8K
Breakwater Investment Management17K$180K−$112.8KCut−$112.8K
Police & Firemen's Retirement System of New Jersey16.4K$172.8K−$108.2KCut−$108.2K
XTX Topco Ltd15.3K$161.1KNew
nVerses Capital, LLC14.4K$152.1KNew
Russell Investments Group, Ltd.14K$147.8K−$92.6KCut−$92.9K
CANADA PENSION PLAN INVESTMENT BOARD13.9K$146.8K−$91.9KCut−$225.9K
SEI INVESTMENTS CO13.2K$139.1K−$87.1KCut−$406.5K
ProShare Advisors LLC13.1K$138.5K−$86.8KCut−$122K
PRUDENTIAL FINANCIAL INC12.9K$136.3KNew
Rafferty Asset Management, LLC12.3K$129.9K−$80.9KCut−$80.1K
STATE OF WISCONSIN INVESTMENT BOARD11.8K$124.6KNew
VOYA INVESTMENT MANAGEMENT LLC11.5K$121.7K−$75.4KCut−$74.2K
Sowell Financial Services LLC10.7K$112.5K−$70.4KCut−$70.5K
LMR Partners LLP10.6K$112.3KNew
B. Riley Wealth Advisors, Inc.11.4K$111.5K−$83.7KCut−$83.7K
RAYMOND JAMES FINANCIAL INC10.3K$108.5K−$68KCut−$101.7K
Leonteq Securities AG10K$105.6KNew
Tower Research Capital LLC (TRC)8.41K$88.8K−$12.7KAdded$55.9K
OSAIC HOLDINGS, INC.8.35K$88.2K−$50KCut−$41.5K
Farther Finance Advisors, LLC7.11K$85.8K−$36.2KCut−$36.2K
Atlantic Union Bankshares Corp7K$73.9KNew
INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC5.8K$70.1K−$25.5KCut−$15.8K
Walleye Trading LLC6.43K$67.9K−$42.5KCut−$1.13M
Legal & General Group Plc6.07K$64.1K−$40.1KCut−$55.6K
US BANCORP \DE\5.1K$53.9KNew
Ameritas Investment Partners, Inc.5.03K$53.1K−$33.3KCut−$33.3K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM3.75K$39.6K−$24.8KCut−$30K
Mirae Asset Global Investments Co., Ltd.3.7K$39.1K−$22.8KCut−$20.1K
Optiver Holding B.V.3.68K$38.9K−$24.4KCut−$25.5K
Quantbot Technologies LP3.65K$38.5K−$24.1KCut−$85.5K
ASSETMARK, INC3.6K$38KNew
INGALLS & SNYDER LLC3.56M$37.6K−$15.6KCut−$22.2K
NISA INVESTMENT ADVISORS, LLC3.42K$36.2K−$5.32KAdded$22.4K
Caitong International Asset Management Co., Ltd3.19K$33.7K−$21.1KCut−$125.6K
Strategic Investment Solutions, Inc. /IL1.83K$19.3K−$12.1KCut−$12.1K
GF FUND MANAGEMENT CO. LTD.1.58K$16.7K−$9.21KCut−$7.19K
Steward Partners Investment Advisory, LLC1.5K$15.8KNew
CWM, LLC1.41K$14.9K$13KAdded$14.9K
Pinnacle Wealth Planning Services, Inc.1.23K$13KNew
JONES FINANCIAL COMPANIES LLLP1.19K$12.3KNew
Plante Moran Financial Advisors, LLC1K$10.6K−$6.62KCut−$6.62K
Rockefeller Capital Management L.P.975$10.3K−$1.29KAdded$6.95K
Truvestments Capital LLC946$9.99K−$6.26KCut−$18.9K
Zurcher Kantonalbank (Zurich Cantonalbank)793$8.37K−$5.06KCut−$4.76K
ROYAL BANK OF CANADA800$8K−$5.74KCut−$8.55M
Parallel Advisors, LLC750$7.92K−$4.96KCut−$59.2K
Philadelphia Investment Partners, LLC729$7.7KHeld
Sterling Capital Management LLC669$7.07K−$4.43KCut−$8.41K
Bear Mountain Capital, Inc.485$6.53KNew
MassMutual Private Wealth & Trust, FSB583$6.16K−$2.38KCut−$27
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC547$5.78K−$1.53KAdded$1.81K
Larson Financial Group LLC508$5.36K−$999Added$2.77K
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO500$5.28K−$3.31KCut−$3.31K
Allworth Financial LP497$5.25K−$291Added$4.49K
PNC Financial Services Group, Inc.377$3.98K−$2.49KCut−$2.49K
Federation des caisses Desjardins du Quebec300$3.17K−$1.98KCut−$1.99K
SBI Securities Co., Ltd.208$2.2K−$1.38KCut−$1.38K
CDKV HOLDINGS LLC155$1.64KNew
EverSource Wealth Advisors, LLC130$1.37K−$761Cut−$603
GAMMA Investing LLC128$1.35K−$708Cut−$486
PRICE T ROWE ASSOCIATES INC /MD/107.3K$1.13K−$632Cut−$510
Cambridge Investment Research Advisors, Inc.88.6K$935−$540Cut−$467
ROTHSCHILD INVESTMENT LLC45$475−$298Cut−$556
TWIN PEAKS WEALTH ADVISORS, LLC41$433New
Stone House Investment Management, LLC39$412New
ACADIAN ASSET MANAGEMENT LLC32.8K$345New
IFP Advisors, Inc26$275−$172Cut−$172
GSA CAPITAL PARTNERS LLP24K$253New
Keating Financial Advisory Services, Inc.18$190New
MAI Capital Management13$138New
Essential Partners LLC11$116−$73Cut−$73
Transamerica Financial Advisors, LLC5$52New
Capital Analysts, LLC1K$11−$6Cut−$6
Covestor Ltd10$0New

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.