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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 2022

Institutional positions in Omeros Corp as of Jun 30, 2022. 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
102
−24 vs. Q1 2022
Shares held
23.6M
−5.12M (−17.8%) vs. Q1 2022
Total value
$66.0M
−$107.0M (−61.9%) vs. Q1 2022
New holders
20
29 more added
Sold out
44
32 more reduced

3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: 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 2022: 102 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 2022: $66.0M
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 2022

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q1 2022.

Institutions holding OMER in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc2,725,465$7.50M0.00%−709,232−20.6%Reduced
Ingalls & Snyder LLC4,150,762$11.4M0.60%−54,328−1.3%Reduced
Voloridge Investment Management, LLC0$00.00%−264,821−100.0%Sold out
Nuveen Asset Management, LLC0$00.00%−188,343−100.0%Sold out
Swiss National Bank0$00.00%−140,500−100.0%Sold out
Group One Trading, L.P.0$00.00%−95,824−100.0%Sold out
California State Teachers Retirement System0$00.00%−80,899−100.0%Sold out
Rhumbline Advisers0$00.00%−72,153−100.0%Sold out
Alliancebernstein L.P.0$00.00%−70,000−100.0%Sold out
Jump Financial, LLC0$00.00%−57,400−100.0%Sold out
Corton Capital Inc.0$00.00%−46,949−100.0%Sold out
UBS Asset Management Americas Inc0$00.00%−44,932−100.0%Sold out
Legal & General Group Plc0$00.00%−39,902−100.0%Sold out
Trexquant Investment LP0$00.00%−35,191−100.0%Sold out
Delphia (USA) Inc.0$00.00%−32,511−100.0%Sold out
American International Group, Inc.0$00.00%−29,937−100.0%Sold out
MetLife Investment Management0$00.00%−28,967−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−29,029−100.0%Sold out
Invesco Ltd.0$00.00%−26,814−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−26,191−100.0%Sold out
Voya Investment Management LLC0$00.00%−24,101−100.0%Sold out
Vident Investment Advisory, LLC0$00.00%−20,007−100.0%Sold out
Ensign Peak Advisors, Inc0$00.00%−19,360−100.0%Sold out
ProShare Advisors LLC0$00.00%−17,779−100.0%Sold out
Walleye Trading LLC0$00.00%−17,034−100.0%Sold out
Arizona State Retirement System0$00.00%−16,061−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−12,295−100.0%Sold out
Roanoke Asset Management Corp0$00.00%−12,000−100.0%Sold out
Janus Henderson Group PLC0$00.00%−11,905−100.0%Sold out
Principal Financial Group Inc0$00.00%−11,038−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−10,838−100.0%Sold out
Raymond James Financial Services Advisors, Inc.0$00.00%−10,468−100.0%Sold out
Quad-Cities Investment Group, LLC0$00.00%−10,200−100.0%Sold out
Amalgamated Bank0$00.00%−9,817−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−7,437−100.0%Sold out
Denali Advisors LLC0$00.00%−7,100−100.0%Sold out
Ameritas Investment Partners, Inc.0$00.00%−4,994−100.0%Sold out
Macquarie Group Ltd0$00.00%−4,909−100.0%Sold out
Quantbot Technologies LP0$00.00%−4,366−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−4,248−100.0%Sold out
Great West Life Assurance Co0$00.00%−2,962−100.0%Sold out
Private Ocean, LLC0$00.00%−1,250−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−602−100.0%Sold out
Signaturefd, LLC0$00.00%−464−100.0%Sold out
US Bancorp0$00.00%−210−100.0%Sold out
Private Capital Group, LLC0$00.00%−230−100.0%Sold out
Parametric Portfolio Associates LLC––––Not filed
Lesa Sroufe & Co––––Not filed
Amalgamated Financial Corp.––––Not filed