Omeros Corporation Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| BLACKROCK, INC. | 08/07/2026 | 6.04 M | $57.48 M | 13.84% | 8.38% |
| INGALLS & SNYDER LLC | 08/14/2026 | 3.66 M | $34.80 M | 2.81% | 5.07% |
| UBS GROUP AG | 08/13/2026 | 3.15 M | $29.94 M | 34.50% | 4.36% |
| VANGUARD CAPITAL MANAGEMENT LLC | 08/13/2026 | 3.07 M | $29.22 M | 2.98% | 4.26% |
| STATE STREET CORP | 09/22/2026 | 2.32 M | $22.06 M | 20.86% | 3.23% |
| GEODE CAPITAL MANAGEMENT, LLC | 08/12/2026 | 1.91 M | $18.21 M | 9.25% | 2.65% |
| STIFEL FINANCIAL CORP | 08/12/2026 | 1.84 M | $17.47 M | 0.29% | 2.55% |
| AFFINITY ASSET ADVISORS, LLC | 08/13/2026 | 1.41 M | $13.42 M | 100.00% | 1.96% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 971.30 K | $9.24 M | 88.57% | 1.35% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 08/13/2026 | 962.83 K | $9.16 M | 33.97% | 1.33% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 918.70 K | $8.74 M | 127.40% | 1.27% |
| INVESCO LTD. | 08/14/2026 | 751.77 K | $7.15 M | 316.20% | 1.04% |
| NORTHERN TRUST CORP | 08/13/2026 | 727.35 K | $6.92 M | 28.99% | 1.01% |
| ROCK SPRINGS CAPITAL MANAGEMENT LP | 08/14/2026 | 718.50 K | $6.83 M | 100.00% | 1.00% |
| CORIENT PRIVATE WEALTH LP | 08/27/2026 | 659.73 K | $6.27 M | -17.68% | 0.91% |
| RUBRIC CAPITAL MANAGEMENT LP | 08/14/2026 | 656.87 K | $6.25 M | 100.00% | 0.91% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 08/14/2026 | 604.63 K | $5.75 M | 3.80% | 0.84% |
| SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 08/14/2026 | 604.63 K | $5.75 M | 100.00% | 0.84% |
| BANK OF MONTREAL /CAN/ | 08/12/2026 | 568.42 K | $5.41 M | 0.00% | 0.79% |
| VANGUARD FIDUCIARY TRUST CO | 08/13/2026 | 491.17 K | $4.67 M | -0.24% | 0.68% |
| FEDERATED HERMES, INC. | 08/12/2026 | 478.29 K | $4.55 M | 100.00% | 0.66% |
| CITADEL ADVISORS LLC | 09/02/2026 | 474.00 K | $4.51 M | 115.65% | 0.66% |
| CLUTTERBUCK CAPITAL MANAGEMENT LLC | 08/10/2026 | 450.00 K | $4.28 M | 50.00% | 0.62% |
| TWO SIGMA INVESTMENTS, LP | 08/14/2026 | 402.66 K | $3.83 M | 40.56% | 0.56% |
| MORGAN STANLEY | 08/13/2026 | 394.46 K | $3.75 M | 24.09% | 0.55% |
| CAPTION MANAGEMENT, LLC | 08/14/2026 | 364.10 K | $3.46 M | 100.00% | 0.50% |
| MILLENNIUM MANAGEMENT LLC | 08/14/2026 | 343.84 K | $3.27 M | -16.26% | 0.48% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 08/14/2026 | 325.19 K | $3.09 M | -32.95% | 0.45% |
| CITADEL ADVISORS LLC | 09/02/2026 | 270.40 K | $2.57 M | 15.41% | 0.37% |
| BADGLEY PHELPS WEALTH MANAGERS, LLC | 07/31/2026 | 263.56 K | $2.51 M | 0.00% | 0.37% |
| WELLINGTON MANAGEMENT GROUP LLP | 08/14/2026 | 204.54 K | $1.95 M | 9.21% | 0.28% |
| JANE STREET GROUP, LLC | 08/14/2026 | 200.30 K | $1.90 M | 63.51% | 0.28% |
| BANK OF NEW YORK MELLON CORP | 08/06/2026 | 195.99 K | $1.86 M | 17.89% | 0.27% |
| BANK OF AMERICA CORP /DE/ | 08/14/2026 | 194.14 K | $1.85 M | -5.21% | 0.27% |
| NUVEEN, LLC | 08/11/2026 | 169.95 K | $1.62 M | 10.21% | 0.24% |
| ANCORA ADVISORS LLC | 08/14/2026 | 168.75 K | $1.60 M | 46.74% | 0.23% |
| GOLDMAN SACHS GROUP INC | 08/14/2026 | 157.01 K | $1.49 M | -22.62% | 0.22% |
| WELLS FARGO & COMPANY/MN | 08/14/2026 | 156.89 K | $1.49 M | 32.57% | 0.22% |
| LMR PARTNERS LLP | 08/14/2026 | 145.60 K | $1.38 M | 100.00% | 0.20% |
| SWISS NATIONAL BANK | 08/11/2026 | 137.30 K | $1.31 M | 100.00% | 0.19% |
| VIRTUS INVESTMENT ADVISERS, LLC | 08/11/2026 | 133.13 K | $1.27 M | 395.55% | 0.18% |
| CAPTION MANAGEMENT, LLC | 08/14/2026 | 130.00 K | $1.24 M | 100.00% | 0.18% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 08/14/2026 | 129.55 K | $1.23 M | 20.74% | 0.18% |
| JANE STREET GROUP, LLC | 08/14/2026 | 125.40 K | $1.19 M | 49.29% | 0.17% |
| CAPTION MANAGEMENT, LLC | 08/14/2026 | 120.40 K | $1.15 M | 100.00% | 0.17% |
| MML INVESTORS SERVICES, LLC | 08/07/2026 | 118.18 K | $1.12 M | 104.90% | 0.16% |
| AMERIPRISE FINANCIAL INC | 08/14/2026 | 117.46 K | $1.12 M | -0.42% | 0.16% |
| HIGHTOWER ADVISORS, LLC | 08/05/2026 | 115.37 K | $1.10 M | 4.28% | 0.16% |
| RHUMBLINE ADVISERS | 08/12/2026 | 110.27 K | $1.05 M | 7.25% | 0.15% |
| PEAK6 LLC | 08/13/2026 | 100.00 K | $951.00 K | 100.00% | 0.14% |
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Omeros Corporation institutional Ownership - FAQ's
During the previous two years, 261 institutional investors and hedge funds held shares of Omeros Corporation. The most heavily invested institutionals were:
Badgley Phelps Wealth Managers, LLC: 263,556
Cambridge Investment Research Advisors, Inc.: 81,139
PROFUND ADVISORS LLC: 80,616
CITIGROUP INC: 77,058
MINDSET WEALTH MANAGEMENT, LLC: 64,900
American Capital Advisory, LLC: 43,729
50.99% of Omeros Corporation stock is owned by institutional investors.
Institutional investors have bought a total of 51.52 M shares in the last 24 months. This purchase volume represents approximately $581.70 M in transactions.