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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, Q4 2021

Institutional positions in Omeros Corp as of Dec 31, 2021. 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
139
−2 vs. Q3 2021
Shares held
30.6M
+178.0K (+0.6%) vs. Q3 2021
Total value
$202.2M
−$215.5M (−51.6%) vs. Q3 2021
New holders
24
47 more added
Sold out
26
43 more reduced

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 139 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 heldQ4 2021: $202.2M
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, Q4 2021

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q3 2021.

Institutions holding OMER in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Dark Forest Capital Management LP1$00.00%−1,155−99.9%Reduced
US Bancorp42$00.00%−394−90.4%Reduced
FMR LLC6$00.00%+6New
TCI Wealth Advisors, Inc.200$1.00K0.00%−109−35.3%Reduced
Daiwa Securities Group Inc.214$1.00K0.00%00.0%Unchanged
NEXT Financial Group, Inc200$1.00K0.00%00.0%Unchanged
Truvestments Capital LLC198$1.00K0.00%00.0%Unchanged
Larson Financial Group LLC150$1.00K0.00%00.0%Unchanged
Glassman Wealth Services89$1.00K0.00%+89New
Quadrant Capital Group LLC84$1.00K0.00%+84New
Federation des caisses Desjardins du Quebec300$1.93K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.462$4.00K0.00%+72+18.5%Added
Outfitter Financial LLC750$5.00K0.00%−36,685−98.0%Reduced
Nisa Investment Advisors, LLC984$6.00K0.00%−28,600−96.7%Reduced
Fifth Third Bancorp1,000$6.00K0.00%00.0%Unchanged
Capital Analysts, LLC1,000$6.00K0.00%00.0%Unchanged
Private Ocean, LLC1,250$8.00K0.00%00.0%Unchanged
SG3 Management, LLC1,903$12.0K0.00%+1,903New
Geneos Wealth Management Inc.2,693$17.0K0.00%00.0%Unchanged
Leonteq Securities AG2,900$18.6K0.00%+2,000+222.2%Added
Great West Life Assurance Co2,962$19.0K0.00%00.0%Unchanged
Tradition Wealth Management, LLC4,338$28.0K0.00%+4,338New
Ameritas Investment Partners, Inc.4,994$32.0K0.00%00.0%Unchanged
Macquarie Group Ltd4,909$32.0K0.00%00.0%Unchanged
Denali Advisors LLC7,100$46.0K0.02%+7,100New
Zurcher Kantonalbank (Zurich Cantonalbank)7,437$48.0K0.00%00.0%Unchanged
Empire Life Investments Inc.8,251$53.0K0.00%00.0%Unchanged
Creative Financial Designs Inc8,750$56.0K0.01%+2,000+29.6%Added
Tower Research Capital LLC (TRC)9,156$58.0K0.00%+3,430+59.9%Added
Principal Financial Group Inc10,255$66.0K0.00%−14,641−58.8%Reduced
Advisor Group Holdings, Inc.10,415$67.0K0.00%+5,135+97.3%Added
Amalgamated Bank10,646$68.0K0.00%−198−1.8%Reduced
Creative Planning11,270$72.0K0.00%+11,270New
Teacher Retirement System of Texas11,412$73.0K0.00%+11,412New
Mirae Asset Global Investments Co., Ltd.11,696$75.0K0.00%+246+2.1%Added
MetLife Investment Management12,105$77.8K0.00%−11,054−47.7%Reduced
Susquehanna Fundamental Investments, LLC13,100$84.0K0.00%+13,100New
Calton & Associates, Inc.14,103$90.0K0.02%−267−1.9%Reduced
Raymond James Financial Services Advisors, Inc.14,068$90.0K0.00%+14,068New
Apella Capital, LLC14,288$92.0K0.01%00.0%Unchanged
Price T Rowe Associates Inc14,555$94.0K0.00%−18,100−55.4%Reduced
Woodward Diversified Capital, LLC14,800$95.0K0.06%−96,806−86.7%Reduced
SG Americas Securities, LLC15,608$100.0K0.00%−14,480−48.1%Reduced
Bellevue Asset Management, LLC15,811$102.0K0.06%+4,800+43.6%Added
Arizona State Retirement System15,979$103.0K0.00%−150−0.9%Reduced
Rafferty Asset Management, LLC16,149$104.0K0.00%+16,149New
Quantbot Technologies LP16,437$105.0K0.01%+16,437New
Cutler Group LP16,933$108.0K0.01%+14,599+625.5%Added
Metropolitan Life Insurance Co16,799$108.0K0.00%−2,203−11.6%Reduced
Lesa Sroufe & Co17,735$114.0K0.11%00.0%Unchanged
MAI Capital Management18,400$118.0K0.00%00.0%Unchanged
Two Sigma Securities, LLC18,700$120.0K0.02%+18,700New
National Asset Management, Inc.18,801$121.0K0.00%+184+1.0%Added
Ensign Peak Advisors, Inc19,360$124.0K0.00%+19,360New
Coldstream Capital Management Inc19,527$126.0K0.00%+19,527New
Squarepoint Ops LLC19,961$128.0K0.00%+19,961New
Schonfeld Strategic Advisors LLC20,300$131.0K0.00%+5,118+33.7%Added
Citigroup Inc21,712$140.0K0.00%−4,490−17.1%Reduced
ProShare Advisors LLC21,984$141.0K0.00%+907+4.3%Added
Walleye Trading LLC23,325$150.0K0.00%+693+3.1%Added
IndexIQ Advisors LLC23,725$153.0K0.01%−1,533−6.1%Reduced
Voya Investment Management LLC24,101$155.0K0.00%−498−2.0%Reduced
Vident Investment Advisory, LLC24,094$155.0K0.00%+24,094New
ExodusPoint Capital Management, LP24,936$160.0K0.00%−20,046−44.6%Reduced
Invesco Ltd.26,895$173.0K0.00%−2,111−7.3%Reduced
Baird Financial Group, Inc.27,100$174.0K0.00%+11,000+68.3%Added
Parametric Portfolio Associates LLC27,520$177.0K0.00%−4,776−14.8%Reduced
State Board of Administration of Florida Retirement System29,029$187.0K0.00%+186+0.6%Added
JPMorgan Chase & Co29,237$188.0K0.00%+2,213+8.2%Added
American International Group, Inc.32,044$206.0K0.00%−959−2.9%Reduced
Cypress Capital Group32,000$206.0K0.03%00.0%Unchanged
Manufacturers Life Insurance Company, The32,984$212.0K0.00%+543+1.7%Added
Cambridge Investment Research Advisors, Inc.34,584$222.0K0.00%−5,210−13.1%Reduced
Cerity Partners LLC34,450$222.0K0.00%00.0%Unchanged
Ergoteles LLC34,883$224.0K0.01%−1,000−2.8%Reduced
HighTower Advisors, LLC35,614$228.0K0.00%+1,300+3.8%Added
Rocky Mountain Advisers, LLC36,405$234.0K0.27%+14,770+68.3%Added
Wells Fargo & Company38,082$244.0K0.00%+15,201+66.4%Added
Lazard Asset Management LLC38,906$250.0K0.00%+38,906New
Legal & General Group Plc39,902$256.0K0.00%+16,044+67.2%Added
Wolverine Asset Management LLC41,112$264.0K0.00%+41,112New
New York State Common Retirement Fund41,398$266.0K0.00%−144−0.3%Reduced
Brighton Jones LLC41,503$267.0K0.01%−68,300−62.2%Reduced
UBS Asset Management Americas Inc44,932$288.9K0.00%+139+0.3%Added
Gsa Capital Partners LLP45,308$291.0K0.04%−18,462−29.0%Reduced
Dynamic Technology Lab Private Ltd45,631$293.0K0.03%+45,631New
Sheaff Brock Investment Advisors, LLC47,580$306.0K0.03%+3,750+8.6%Added
Hohimer Wealth Management, LLC49,280$317.0K0.07%+7,700+18.5%Added
Engineers Gate Manager LP50,326$324.0K0.01%+50,326New
HRT Financial LP52,825$339.0K0.00%+26,460+100.4%Added
Virtu Financial LLC60,652$390.0K0.04%+60,652New
CAPROCK Group, Inc.60,812$391.0K0.03%+4,800+8.6%Added
Simplex Trading, LLC61,150$393.0K0.01%−55,947−47.8%Reduced
American Financial Group Inc64,113$412.0K0.11%00.0%Unchanged
Occudo Quantitative Strategies LP66,829$430.0K0.04%+32,108+92.5%Added
Alliancebernstein L.P.69,900$449.0K0.00%00.0%Unchanged
Rhumbline Advisers71,195$458.0K0.00%−1,161−1.6%Reduced
Renaissance Technologies LLC79,400$511.0K0.00%+79,400New
California State Teachers Retirement System82,708$532.0K0.00%+1,672+2.1%Added
Barclays PLC99,216$637.0K0.00%+61,698+164.4%Added