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Omeros Corp

OMER
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001285819

In the last 90 days, Omeros Corp insiders filed 0 open-market purchases and 6 sales; 171 institutions reported holding it in 13F filings for Q2 2026, worth $343.0M in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Omeros Corp as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
103
+12 vs. Q1 2023
Shares held
26.2M
+5.85M (+28.7%) vs. Q1 2023
Total value
$142.8M
+$47.9M (+50.5%) vs. Q1 2023
New holders
32
27 more added
Sold out
20
21 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OMER on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 103 institutions
Q1 2021: 152 institutionsQ2 2021: 152 institutionsQ3 2021: 142 institutionsQ4 2021: 139 institutionsQ1 2022: 129 institutionsQ2 2022: 102 institutionsQ3 2022: 94 institutionsQ4 2022: 98 institutionsQ1 2023: 91 institutionsQ2 2023: 103 institutionsQ3 2023: 100 institutionsQ4 2023: 97 institutionsQ1 2024: 99 institutionsQ2 2024: 104 institutionsQ3 2024: 108 institutionsQ4 2024: 128 institutionsQ1 2025: 137 institutionsQ2 2025: 128 institutionsQ3 2025: 133 institutionsQ4 2025: 151 institutionsQ1 2026: 162 institutionsQ2 2026: 171 institutions
Value heldQ2 2023: $142.8M
Q1 2021: $618.6MQ2 2021: $478.4MQ3 2021: $417.7MQ4 2021: $202.2MQ1 2022: $173.2MQ2 2022: $66.0MQ3 2022: $64.7MQ4 2022: $44.4MQ1 2023: $94.9MQ2 2023: $142.8MQ3 2023: $78.9MQ4 2023: $81.7MQ1 2024: $87.8MQ2 2024: $101.4MQ3 2024: $99.3MQ4 2024: $262.3MQ1 2025: $226.7MQ2 2025: $87.3MQ3 2025: $134.7MQ4 2025: $570.3MQ1 2026: $326.2MQ2 2026: $343.0M
Institutions holding OMER and their total value by quarter
QuarterHoldersValue
Q2 2026171$343.0M
Q1 2026162$326.2M
Q4 2025151$570.3M
Q3 2025133$134.7M
Q2 2025128$87.3M
Q1 2025137$226.7M
Q4 2024128$262.3M
Q3 2024108$99.3M
Q2 2024104$101.4M
Q1 202499$87.8M
Q4 202397$81.7M
Q3 2023100$78.9M
Q2 2023103$142.8M
Q1 202391$94.9M
Q4 202298$44.4M
Q3 202294$64.7M
Q2 2022102$66.0M
Q1 2022129$173.2M
Q4 2021139$202.2M
Q3 2021142$417.7M
Q2 2021152$478.4M
Q1 2021152$618.6M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q1 2023.

Institutions holding OMER in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Ingalls & Snyder LLC4,656,261$25.3M1.22%−7,280−0.2%Reduced
BlackRock Inc.4,154,952$22.6M0.00%+2,994,468+258.0%Added
Vanguard Group Inc3,137,310$17.1M0.00%+316,579+11.2%Added
Stifel Financial Corp2,056,835$11.2M0.02%+93,215+4.7%Added
D. E. Shaw & Co., Inc.1,639,202$8.92M0.01%+176,674+12.1%Added
Geode Capital Management, LLC1,253,711$6.82M0.00%+621,819+98.4%Added
State Street Corp1,139,199$6.20M0.00%+883,025+344.7%Added
CI Private Wealth, LLC691,547$3.76M0.01%−10,000−1.4%Reduced
Bank of Montreal563,297$3.40M0.00%+2020.0%Added
Nomura Holdings Inc621,167$3.38M0.03%+117,638+23.4%Added
UBS Group AG581,472$3.16M0.00%+58,599+11.2%Added
Royal Bank of Canada577,732$3.14M0.00%+2,000+0.3%Added
Northern Trust Corp553,605$3.01M0.00%+398,321+256.5%Added
National Bank of Canada560,800$2.94M0.01%+560,800New
Charles Schwab Investment Management Inc466,079$2.54M0.00%+129,798+38.6%Added
Millennium Management LLC345,864$1.88M0.00%+11,529+3.4%Added
Morgan Stanley222,415$1.21M0.00%−41,891−15.8%Reduced
Bank of New York Mellon Corp202,595$1.10M0.00%+149,317+280.3%Added
Nuveen Asset Management, LLC181,632$988.1K0.00%+181,632New
Ancora Advisors, LLC170,548$927.8K0.02%−62,969−27.0%Reduced
Susquehanna International Group, LLP141,777$771.3K0.00%−213,102−60.0%Reduced
Goldman Sachs Group Inc140,119$762.2K0.00%−98,915−41.4%Reduced
Ameriprise Financial Inc116,716$634.9K0.00%−1,100−0.9%Reduced
Bank of America Corp110,145$599.2K0.00%+21,251+23.9%Added
Bridgeway Capital Management, LLC109,200$594.0K0.01%−30,000−21.6%Reduced
Rhumbline Advisers91,240$496.3K0.00%+91,240New
Cetera Advisors LLC88,365$480.7K0.01%+88,365New
Jacob Asset Management of New York LLC80,168$436.1K0.49%−16,000−16.6%Reduced
Badgley Phelps Wealth Managers, LLC77,526$421.7K0.01%+77,526New
HighTower Advisors, LLC65,339$355.0K0.00%+7,000+12.0%Added
American Financial Group Inc64,113$349.0K0.11%00.0%Unchanged
CAPROCK Group, Inc.60,812$330.8K0.02%00.0%Unchanged
Sheaff Brock Investment Advisors, LLC60,125$327.1K0.03%00.0%Unchanged
Two Sigma Investments, LP59,800$325.3K0.00%00.0%Unchanged
Tudor Investment Corp Et Al54,295$295.4K0.00%−55,210−50.4%Reduced
Hohimer Wealth Management, LLC52,530$285.8K0.08%00.0%Unchanged
Brighton Jones LLC52,516$285.7K0.01%−2,001−3.7%Reduced
Cypress Capital Group50,000$272.0K0.04%00.0%Unchanged
JPMorgan Chase & Co49,173$267.5K0.00%+47,262+2,473.2%Added
Cambridge Investment Research Advisors, Inc.47,430$258.0K0.00%−7,134−13.1%Reduced
Raymond James & Associates44,718$243.3K0.00%−15,100−25.2%Reduced
Two Sigma Advisers, LP38,600$210.0K0.00%−39,100−50.3%Reduced
Deutsche Bank AG35,107$191.0K0.00%+14,619+71.4%Added
Group One Trading, L.P.33,002$179.5K0.01%−42,840−56.5%Reduced
Invesco Ltd.32,969$179.4K0.00%+32,969New
MetLife Investment Management32,266$175.5K0.00%+32,266New
Mirae Asset Global Investments Co., Ltd.32,148$174.9K0.00%+32,148New
Barclays PLC30,173$164.1K0.00%−50,233−62.5%Reduced
Price T Rowe Associates Inc29,950$163.0K0.00%+7,750+34.9%Added
Squarepoint Ops LLC29,682$161.5K0.00%−59,494−66.7%Reduced
American International Group, Inc.29,302$159.4K0.00%+29,302New
Franklin Resources Inc29,095$158.3K0.00%+29,095New
Rocky Mountain Advisers, LLC33,505$155.8K0.08%00.0%Unchanged
Engineers Gate Manager LP28,500$155.0K0.01%+28,500New
Wells Fargo & Company27,711$150.7K0.00%+23,677+586.9%Added
Manufacturers Life Insurance Company, The25,138$136.8K0.00%+25,138New
Voya Investment Management LLC24,345$132.4K0.00%+24,345New
New York State Common Retirement Fund23,800$129.5K0.00%+23,800New
Cerity Partners LLC22,850$124.3K0.00%+7,000+44.2%Added
Sonora Investment Management Group, LLC20,575$111.9K0.01%+9,600+87.5%Added
California State Teachers Retirement System20,251$110.2K0.00%+20,251New
Coldstream Capital Management Inc19,795$107.7K0.00%00.0%Unchanged
MAI Capital Management19,769$107.5K0.00%+1,369+7.4%Added
Citigroup Inc19,197$104.4K0.00%−48,835−71.8%Reduced
State Board of Administration of Florida Retirement System17,280$94.0K0.00%+17,280New
BNP Paribas Arbitrage, SA15,874$86.4K0.00%+15,325+2,791.4%Added
National Asset Management, Inc.15,380$83.7K0.00%00.0%Unchanged
Apella Capital, LLC14,288$77.7K0.01%+14,288New
ProShare Advisors LLC11,983$65.2K0.00%+11,983New
Alliancebernstein L.P.11,700$63.6K0.00%+11,700New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management10,000$54.4K0.00%00.0%Unchanged
Citadel Advisors LLC9,865$53.7K0.00%−127,988−92.8%Reduced
Empire Life Investments Inc.8,805$47.9K0.00%+101+1.2%Added
Amalgamated Bank7,271$40.0K0.00%+7,271New
Legal & General Group Plc6,466$35.2K0.00%+6,466New
Creative Financial Designs Inc6,050$32.9K0.00%00.0%Unchanged
Farther Finance Advisors, LLC6,000$32.6K0.01%+6,000New
Ameritas Investment Partners, Inc.5,027$27.3K0.00%+5,027New
FMR LLC4,986$27.1K0.00%+1,013+25.5%Added
Advisor Group Holdings, Inc.4,898$26.6K0.00%−10,712−68.6%Reduced
Tower Research Capital LLC (TRC)4,698$25.6K0.00%+237+5.3%Added
Tradition Wealth Management, LLC4,338$24.0K0.00%00.0%Unchanged
Ronald Blue Trust, Inc.5,000$23.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co3,344$18.2K0.00%+3,344New
Dorsey Wright & Associates3,277$17.8K0.01%+3,277New
Quantbot Technologies LP1,931$10.5K0.00%+1,931New
Fifth Third Bancorp1,000$5.44K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC984$5.35K0.00%00.0%Unchanged
Capital Analysts, LLC1,000$5.00K0.00%00.0%Unchanged
Hanseatic Management Services Inc896$5.00K0.01%+896New
China Universal Asset Management Co., Ltd.824$4.48K0.00%−26−3.1%Reduced
CWM, LLC670$4.00K0.00%00.0%Unchanged
Bellevue Asset Management, LLC511$2.78K0.00%00.0%Unchanged
Signaturefd, LLC500$2.72K0.00%+500New
Spotlight Asset Group, Inc.330$1.79K0.00%+330New
The PNC Financial Services Group, Inc.300$1.63K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec300$1.63K0.00%00.0%Unchanged
Lindbrook Capital, LLC262$1.43K0.00%+262New
Daiwa Securities Group Inc.214$1.00K0.00%00.0%Unchanged
Larson Financial Group LLC150$8160.00%00.0%Unchanged