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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 2022

Institutional positions in Omeros Corp as of Dec 31, 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
98
+5 vs. Q3 2022
Shares held
19.5M
−218.8K (−1.1%) vs. Q3 2022
Total value
$44.4M
−$18.0M (−28.9%) vs. Q3 2022
New holders
14
29 more added
Sold out
9
31 more reduced

1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 98 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 2022: $44.4M
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 2022

Shares, value and share of portfolio for each institution holding Omeros Corp; share changes are against Q3 2022.

Institutions holding OMER in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Ingalls & Snyder LLC3,686,741$8.33M0.46%−404,863−9.9%Reduced
Vanguard Group Inc2,820,445$6.37M0.00%+1,2810.0%Added
D. E. Shaw & Co., Inc.1,748,717$3.95M0.01%−261,608−13.0%Reduced
Stifel Financial Corp1,457,051$3.29M0.00%+74,347+5.4%Added
BlackRock Inc.1,139,132$2.57M0.00%−1,141−0.1%Reduced
Bank of Montreal563,095$1.53M0.00%00.0%Unchanged
UBS Group AG653,656$1.48M0.00%+913+0.1%Added
CI Private Wealth, LLC642,978$1.45M0.01%+642,978New
Geode Capital Management, LLC605,812$1.37M0.00%+7,263+1.2%Added
Royal Bank of Canada578,088$1.31M0.00%−9,629−1.6%Reduced
Wellington Management Group LLP390,659$882.9K0.00%+11,027+2.9%Added
Millennium Management LLC353,392$799.0K0.00%−152,000−30.1%Reduced
Nomura Holdings Inc336,814$760.0K0.01%−227,884−40.4%Reduced
Ancora Advisors, LLC324,017$732.0K0.02%+178,295+122.4%Added
Susquehanna International Group, LLP323,661$731.5K0.00%+155,008+91.9%Added
Charles Schwab Investment Management Inc312,409$706.0K0.00%+4,170+1.4%Added
State Street Corp278,674$629.8K0.00%00.0%Unchanged
Bank of America Corp264,361$597.5K0.00%+53,678+25.5%Added
Two Sigma Advisers, LP207,400$468.7K0.00%−32,100−13.4%Reduced
Two Sigma Investments, LP199,237$450.3K0.00%+101,041+102.9%Added
Morgan Stanley197,877$447.2K0.00%−172,547−46.6%Reduced
Tudor Investment Corp Et Al156,286$353.0K0.01%−366−0.2%Reduced
Northern Trust Corp150,717$340.6K0.00%−278−0.2%Reduced
Bridgeway Capital Management, LLC139,200$314.6K0.01%+39,200+39.2%Added
Ameriprise Financial Inc118,966$269.0K0.00%−1,200−1.0%Reduced
Raymond James & Associates109,618$247.7K0.00%+6,100+5.9%Added
Belvedere Trading LLC90,778$205.2K0.12%+36,642+67.7%Added
Citadel Advisors LLC89,511$202.3K0.00%+33,609+60.1%Added
Jacob Asset Management of New York LLC86,168$194.7K0.24%−1,760−2.0%Reduced
Wolverine Asset Management LLC84,412$190.8K0.00%00.0%Unchanged
Marshall Wace, LLP80,172$181.2K0.00%−41,771−34.3%Reduced
American Financial Group Inc64,113$145.0K0.05%00.0%Unchanged
Sheaff Brock Investment Advisors, LLC63,125$142.7K0.02%+5,545+9.6%Added
Brighton Jones LLC62,306$140.8K0.01%+8,766+16.4%Added
CAPROCK Group, Inc.60,812$137.4K0.01%00.0%Unchanged
Qube Research & Technologies Ltd56,767$128.3K0.00%+10,854+23.6%Added
Cypress Capital Group55,000$124.3K0.02%+10,000+22.2%Added
Cambridge Investment Research Advisors, Inc.55,087$124.0K0.00%+17,600+46.9%Added
Hohimer Wealth Management, LLC52,530$118.7K0.04%+13,250+33.7%Added
HighTower Advisors, LLC52,339$117.0K0.00%−450−0.9%Reduced
Deutsche Bank AG50,488$114.1K0.00%−5,000−9.0%Reduced
Cornercap Investment Counsel Inc47,836$108.1K0.02%00.0%Unchanged
Denver Wealth Management, Inc.46,581$105.0K0.08%+46,581New
Man Group plc41,295$93.3K0.00%+26,842+185.7%Added
Simplex Trading, LLC40,148$90.0K0.00%+10,276+34.4%Added
Virtu Financial LLC34,855$79.0K0.01%+34,855New
Rocky Mountain Advisers, LLC33,505$76.0K0.04%−2,750−7.6%Reduced
National Bank of Canada31,700$71.6K0.00%00.0%Unchanged
Marex Group plc31,700$69.6K0.01%+31,700New
Price T Rowe Associates Inc30,600$69.0K0.00%+13,000+73.9%Added
Barclays PLC30,057$67.9K0.00%+26,445+732.1%Added
Credit Suisse AG28,836$65.2K0.00%−31,133−51.9%Reduced
Bank of New York Mellon Corp27,950$63.2K0.00%00.0%Unchanged
Lighthouse Investment Partners, LLC26,852$60.7K0.01%+26,852New
Goldman Sachs Group Inc24,539$55.5K0.00%+4,646+23.4%Added
Sonora Investment Management Group, LLC20,375$46.0K0.00%+10,000+96.4%Added
Group One Trading, L.P.18,626$42.1K0.00%+5,956+47.0%Added
MAI Capital Management18,400$41.6K0.00%00.0%Unchanged
Mirabella Financial Services LLP17,813$40.3K0.00%+17,813New
Coldstream Capital Management Inc17,795$40.2K0.00%+17,795New
Jump Financial, LLC16,900$38.2K0.00%+16,900New
Commonwealth Equity Services, LLC16,314$36.0K0.00%+16,314New
Cerity Partners LLC15,850$35.8K0.00%−16,500−51.0%Reduced
National Asset Management, Inc.15,380$34.8K0.00%00.0%Unchanged
Calton & Associates, Inc.14,694$33.2K0.01%−47−0.3%Reduced
Apella Capital, LLC14,288$32.3K0.00%00.0%Unchanged
Quantbot Technologies LP12,190$27.5K0.00%+12,190New
Invesco Ltd.12,134$27.4K0.00%+12,134New
Baird Financial Group, Inc.10,640$24.0K0.00%−16,110−60.2%Reduced
Advisor Group Holdings, Inc.10,610$24.0K0.00%−12,093−53.3%Reduced
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management10,000$22.6K0.00%00.0%Unchanged
Empire Life Investments Inc.8,518$19.0K0.00%−17−0.2%Reduced
Ronald Blue Trust, Inc.5,000$16.0K0.00%00.0%Unchanged
Creative Financial Designs Inc6,050$13.7K0.00%00.0%Unchanged
Belpointe Asset Management LLC5,407$12.2K0.00%+5,407New
Tradition Wealth Management, LLC4,338$10.0K0.00%00.0%Unchanged
Wells Fargo & Company4,327$9.78K0.00%−3,690−46.0%Reduced
Lazard Asset Management LLC4,286$9.00K0.00%−30,975−87.8%Reduced
Tower Research Capital LLC (TRC)4,015$9.00K0.00%−2,193−35.3%Reduced
BNP Paribas Arbitrage, SA1,784$4.03K0.00%+1,784New
JPMorgan Chase & Co1,743$4.00K0.00%−1,181−40.4%Reduced
FMR LLC1,361$3.08K0.00%+357+35.6%Added
Private Ocean, LLC1,250$2.83K0.00%00.0%Unchanged
Fifth Third Bancorp1,000$2.26K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC984$2.00K0.00%00.0%Unchanged
Capital Analysts, LLC1,000$2.00K0.00%00.0%Unchanged
CWM, LLC670$2.00K0.00%00.0%Unchanged
Citigroup Inc755$1.71K0.00%−3,004−79.9%Reduced
Bourgeon Capital Management LLC750$1.70K0.00%−2,750−78.6%Reduced
China Universal Asset Management Co., Ltd.637$1.44K0.00%+49+8.3%Added
Bellevue Asset Management, LLC511$1.14K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.300$6780.00%−184−38.0%Reduced
Federation des caisses Desjardins du Quebec300$6780.00%00.0%Unchanged
TCI Wealth Advisors, Inc.200$4520.00%−100−33.3%Reduced
U.S. Capital Wealth Advisors, LLC200$4520.00%+200New
Larson Financial Group LLC150$3390.00%00.0%Unchanged
Truvestments Capital LLC146$3300.00%−52−26.3%Reduced
Daiwa Securities Group Inc.214$00.00%00.0%Unchanged
Cubist Systematic Strategies, LLC0$00.00%−204,122−100.0%Sold out
United Capital Financial Advisers, LLC0$00.00%−104,293−100.0%Sold out