OMER

Omeros CORP

-$356.1M

Net Activity

Institutions Holding

160

Popularity Rank

#3426

Avg Weight

0.03%

Total Value

$343.4M

Ownership Trend

160 institutions currently hold OMER, with 93 net buyers and 72 net sellers this quarter.

Institutional Moves

Institutional Moves (Q1 2026)

Neutral

Based on recent trading activity

Net Selling Institutions

72

Net Buying Institutions

93

Key Holders

View all 160 holding institutions

Quarterly Activity

Recent Activity

+$226.5M

Total Buy Value

$276.9M

Total Sell Value

New buy33
Trim43
Add60
Sold out29

93

Net Buyers

72

Net Sellers

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

1

Filings (14d)

Data as of 2026-07-06

View all Form 8-K filings

FAQ

Who are the top institutional investors holding OMEROS CORP (OMER)?
Major stakeholders currently include BlackRock, Inc. ($56.1M), Ingalls & Snyder LLC ($37.6M), Vanguard Capital Management LLC ($31.5M). Based on the latest 13F filings, there are a total of 160 tracked investment funds and institutions maintaining positions in OMER.
What is the overall institutional sentiment toward OMER recently?
Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $356.1M, driven by 93 managers accumulating shares while 72 reduced their exposure.
Which institutions have been selling or reducing their OMER positions?
In the latest period, 43 funds trimmed their holdings, and 29 managers completely exited their positions. The aggregate reported sell value was $276.9M.
Are there any notable investors adding OMER to their portfolios?
Yes, buying activity remains notable. 33 institutions opened new positions in {ticker}, and 60 existing holders added to their shares. The total reported buy value for the quarter amounted to $226.5M.

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