OMEROS CORP (OMER): Institutional Ownership
Hedge funds and institutional managers reporting a position in OMER · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
12
13F filers
Aggregate Value
$11.4M
Across holders
Last Price
$8.67
2026-06-26
Sector
Health Care
GICS
Holder activity5 new2 added5 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 286K | $3.0M | 26.5% | 0.0% | Reduced | $-2.5M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 234K | $2.5M | 21.7% | 0.0% | Reduced | $-1.8M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 345K | $1.4M | 12.4% | 0.0% | Reduced | $-157K | Q3 2025 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 113K | $1.2M | 10.4% | 0.0% | Added | +$1.2M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 63K | $1.1M | 9.6% | 0.0% | New | — | Q4 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 51K | $540K | 4.7% | 0.0% | Reduced | $-146K | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 27K | $465K | 4.1% | 0.0% | New | — | Q4 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 35K | $365K | 3.2% | 0.0% | Reduced | $-5K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 29K | $307K | 2.7% | 0.0% | New | — | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 28K | $294K | 2.6% | 0.0% | Added | +$294K | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 13K | $218K | 1.9% | 0.0% | New | — | Q4 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 2K | $23K | 0.2% | 0.0% | New | — | Q1 2026 |
Reduced
Hedge Fund
$3.0M· 26.5% of total· 0.0% port· 286K sh· $-2.5M QoQ· Q1 2026
Reduced
Hedge Fund
$2.5M· 21.7% of total· 0.0% port· 234K sh· $-1.8M QoQ· Q1 2026
Reduced
Hedge Fund
$1.4M· 12.4% of total· 0.0% port· 345K sh· $-157K QoQ· Q3 2025
Added
Hedge Fund
$1.2M· 10.4% of total· 0.0% port· 113K sh· +$1.2M QoQ· Q1 2026
New
Hedge Fund
$1.1M· 9.6% of total· 0.0% port· 63K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$540K· 4.7% of total· 0.0% port· 51K sh· $-146K QoQ· Q1 2026
New
Hedge Fund
$465K· 4.1% of total· 0.0% port· 27K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$365K· 3.2% of total· 0.0% port· 35K sh· $-5K QoQ· Q1 2026
New
Hedge Fund
$307K· 2.7% of total· 0.0% port· 29K sh· — QoQ· Q1 2026
Added
Hedge Fund
$294K· 2.6% of total· 0.0% port· 28K sh· +$294K QoQ· Q1 2026
New
Hedge Fund
$218K· 1.9% of total· 0.0% port· 13K sh· — QoQ· Q4 2025
New
Hedge Fund
$23K· 0.2% of total· 0.0% port· 2K sh· — QoQ· Q1 2026