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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, Q3 2024

Institutional positions in Omeros Corp as of Sep 30, 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
108
+8 vs. Q2 2024
Shares held
25.0M
+4.34M (+20.9%) vs. Q2 2024
Total value
$99.3M
+$15.3M (+18.2%) vs. Q2 2024
New holders
16
27 more added
Sold out
8
34 more reduced

4 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 108 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 heldQ3 2024: $99.3M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q2 2024.

Institutions holding OMER in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
CI Private Wealth, LLC786,451$3.12M0.00%+60,000+8.3%Added
State Street Corp1,226,053$4.87M0.00%+3,839+0.3%Added
Geode Capital Management, LLC1,339,251$5.32M0.00%+6,839+0.5%Added
D. E. Shaw & Co., Inc.1,605,240$6.37M0.01%+28,857+1.8%Added
Stifel Financial Corp1,904,207$7.56M0.01%+1,613+0.1%Added
Vanguard Group Inc3,259,599$12.9M0.00%+40,481+1.3%Added
BlackRock, Inc.4,229,372$16.8M0.00%+4,229,372New
Ingalls & Snyder LLC4,539,415$18.0M0.71%−53,733−1.2%Reduced
First Trust Advisors LP0$00.00%−162,803−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−21,482−100.0%Sold out
HRT Financial LP0$00.00%−16,295−100.0%Sold out
Empire Life Investments Inc.0$00.00%−8,959−100.0%Sold out
Creative Financial Designs Inc0$00.00%−3,550−100.0%Sold out
Bellevue Asset Management, LLC0$00.00%−511−100.0%Sold out
Macquarie Group Ltd0$00.00%−206−100.0%Sold out
GWM Advisors LLC0$00.00%−2−100.0%Sold out
BlackRock Inc.––––Not filed
Susquehanna Fundamental Investments, LLC––––Not filed
Private Ocean, LLC––––Not filed
Spotlight Asset Group, Inc.––––Not filed