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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, Q1 2024

Institutional positions in Omeros Corp as of Mar 31, 2024. 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
99
+2 vs. Q4 2023
Shares held
25.4M
+508.1K (+2.0%) vs. Q4 2023
Total value
$87.8M
+$6.13M (+7.5%) vs. Q4 2023
New holders
14
27 more added
Sold out
12
34 more reduced

Compare with Q4 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 holdersQ1 2024: 99 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 heldQ1 2024: $87.8M
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, Q1 2024

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q4 2023.

Institutions holding OMER in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Ingalls & Snyder LLC4,698,140$16.2M0.72%+151,378+3.3%Added
BlackRock Inc.4,211,122$14.5M0.00%−68,714−1.6%Reduced
Vanguard Group Inc3,250,284$11.2M0.00%+81,348+2.6%Added
Stifel Financial Corp1,909,129$6.59M0.01%+18,455+1.0%Added
D. E. Shaw & Co., Inc.1,677,683$5.79M0.01%+185,380+12.4%Added
Geode Capital Management, LLC1,378,077$4.75M0.00%+39,364+2.9%Added
State Street Corp1,236,856$4.27M0.00%+35,928+3.0%Added
CI Private Wealth, LLC623,663$2.15M0.00%−40,000−6.0%Reduced
Bank of Montreal563,096$1.98M0.00%00.0%Unchanged
Northern Trust Corp554,108$1.91M0.00%−4,944−0.9%Reduced
UBS Group AG538,682$1.86M0.00%+44,136+8.9%Added
Royal Bank of Canada537,232$1.85M0.00%+28,292+5.6%Added
Charles Schwab Investment Management Inc504,369$1.74M0.00%+35,195+7.5%Added
Nomura Holdings Inc450,829$1.56M0.01%+67,685+17.7%Added
Morgan Stanley215,547$743.6K0.00%−66,858−23.7%Reduced
Bank of New York Mellon Corp187,499$646.9K0.00%−14,815−7.3%Reduced
Wellington Management Group LLP178,818$616.9K0.00%+178,818New
First Trust Advisors LP178,142$614.6K0.00%+5,387+3.1%Added
Bridgeway Capital Management, LLC161,300$556.5K0.01%−25,000−13.4%Reduced
Susquehanna Fundamental Investments, LLC155,957$538.1K0.03%+155,957New
Ameriprise Financial Inc119,446$412.1K0.00%+2,730+2.3%Added
Ancora Advisors, LLC118,534$408.9K0.01%−44,489−27.3%Reduced
Group One Trading, L.P.111,258$383.8K0.01%−119,595−51.8%Reduced
Bank of America Corp109,987$379.5K0.00%−60,224−35.4%Reduced
Rhumbline Advisers105,343$363.4K0.00%−3,740−3.4%Reduced
Sculptor Capital LP96,000$331.2K0.01%+96,000New
Badgley Phelps Wealth Managers, LLC78,556$271.0K0.01%00.0%Unchanged
Barclays PLC77,643$267.9K0.00%−40,824−34.5%Reduced
Simplex Trading, LLC72,477$250.0K0.01%+72,477New
American Financial Group Inc64,113$221.0K0.08%00.0%Unchanged
Sheaff Brock Investment Advisors, LLC60,125$207.4K0.02%00.0%Unchanged
Nuveen Asset Management, LLC55,246$190.6K0.00%+55,246New
HighTower Advisors, LLC55,339$190.0K0.00%−1,000−1.8%Reduced
Two Sigma Investments, LP54,918$189.5K0.00%+7,318+15.4%Added
Susquehanna International Group, LLP53,678$185.2K0.00%−60,026−52.8%Reduced
Goldman Sachs Group Inc47,853$165.1K0.00%+5,996+14.3%Added
Citadel Advisors LLC37,556$129.6K0.00%−15,157−28.8%Reduced
Invesco Ltd.36,669$126.5K0.00%−5,721−13.5%Reduced
Price T Rowe Associates Inc35,181$122.0K0.00%+2,248+6.8%Added
Two Sigma Advisers, LP35,200$121.4K0.00%+14,100+66.8%Added
Brighton Jones LLC33,516$115.6K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA30,102$103.9K0.00%+12,951+75.5%Added
American International Group, Inc.30,002$103.5K0.00%−258−0.9%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management30,000$103.5K0.00%00.0%Unchanged
Comerica Bank30,000$103.5K0.00%+5,000+20.0%Added
Deutsche Bank AG28,366$97.9K0.00%−1,094−3.7%Reduced
Coldstream Capital Management Inc27,830$96.0K0.00%−300−1.1%Reduced
JPMorgan Chase & Co26,628$91.9K0.00%−14,687−35.5%Reduced
Millennium Management LLC26,616$91.8K0.00%+15,996+150.6%Added
Manufacturers Life Insurance Company, The25,138$86.7K0.00%00.0%Unchanged
Cypress Capital Group25,000$86.3K0.01%−30,000−54.5%Reduced
Oppenheimer & Co Inc24,503$84.5K0.00%+24,503New
New York State Common Retirement Fund24,260$83.7K0.00%−60−0.2%Reduced
Wells Fargo & Company23,784$82.1K0.00%+2,630+12.4%Added
Hohimer Wealth Management, LLC22,000$75.9K0.02%−530−2.4%Reduced
Cerity Partners LLC21,853$75.4K0.00%+30.0%Added
Gsa Capital Partners LLP21,755$75.0K0.01%+21,755New
MetLife Investment Management21,116$72.8K0.00%−11,150−34.6%Reduced
ExodusPoint Capital Management, LP20,823$72.0K0.00%+20,823New
Franklin Resources Inc20,012$69.0K0.00%+20,012New
TownSquare Capital, LLC19,492$67.2K0.00%+19,492New
Voya Investment Management LLC19,459$67.1K0.00%−4,886−20.1%Reduced
HRT Financial LP17,195$59.0K0.00%+17,195New
Breakwater Investment Management17,048$58.8K0.03%+17,048New
Cambridge Investment Research Advisors, Inc.14,743$51.0K0.00%+600+4.2%Added
HSBC Holdings PLC14,724$50.8K0.00%+14,724New
Apella Capital, LLC14,288$49.0K0.00%00.0%Unchanged
Gilbert & Cook, Inc.13,750$47.4K0.01%00.0%Unchanged
National Asset Management, Inc.15,380$44.9K0.00%+1,000+7.0%Added
Jane Street Group, LLC13,011$44.9K0.00%−52,964−80.3%Reduced
SG Americas Securities, LLC12,315$42.0K0.00%−18,123−59.5%Reduced
Alliancebernstein L.P.11,700$40.4K0.00%00.0%Unchanged
Sonora Investment Management Group, LLC11,545$39.8K0.00%00.0%Unchanged
Citigroup Inc11,195$38.6K0.00%+2,424+27.6%Added
ProShare Advisors LLC10,938$37.7K0.00%+880+8.7%Added
Virtu Financial LLC10,091$35.0K0.00%−18,983−65.3%Reduced
FMR LLC9,881$34.1K0.00%+549+5.9%Added
Empire Life Investments Inc.8,878$30.6K0.00%00.0%Unchanged
Bear Mountain Capital, Inc.6,960$23.2K0.01%00.0%Unchanged
California State Teachers Retirement System6,121$21.1K0.00%−3,899−38.9%Reduced
Legal & General Group Plc5,710$19.7K0.00%00.0%Unchanged
Farther Finance Advisors, LLC6,015$19.2K0.00%+15+0.3%Added
Ameritas Investment Partners, Inc.5,027$17.3K0.00%00.0%Unchanged
Ronald Blue Trust, Inc.5,000$17.3K0.00%−1,813−26.6%Reduced
Creative Financial Designs Inc3,550$12.2K0.00%00.0%Unchanged
Amalgamated Bank2,052$7.00K0.00%−4,608−69.2%Reduced
Rocky Mountain Advisers, LLC1,970$6.80K0.00%−24,830−92.6%Reduced
Metropolitan Life Insurance Co1,672$5.77K0.00%−1,672−50.0%Reduced
Fifth Third Bancorp1,000$3.45K0.00%00.0%Unchanged
Capital Analysts, LLC1,000$3.00K0.00%00.0%Unchanged
Bellevue Asset Management, LLC511$1.76K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)379$1.31K0.00%−7,690−95.3%Reduced
Spotlight Asset Group, Inc.330$1.14K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec300$1.03K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.200$6900.00%−235−54.0%Reduced
Larson Financial Group LLC150$5180.00%00.0%Unchanged
Truvestments Capital LLC146$5040.00%00.0%Unchanged
The PNC Financial Services Group, Inc.13$450.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC11$370.00%+11New
CAPROCK Group, Inc.0$00.00%−60,812−100.0%Sold out