Omeros (OMER) Ownership - Who Owns Omeros?

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Omeros (OMER) Ownership Overview

3.73% Insiders

7.92% Mutual Funds

7.49% Other Institutional Investors

12.38% ETFs

68.48% Public Companies and

Individual Investors

The ownership structure of Omeros (OMER) stock is a mix of institutional, retail, and individual investors. Approximately 27.79% of the company’s stock is owned by Institutional Investors, 3.73% is owned by Insiders, and 68.48% is owned by Public Companies and Individual Investors.

The ownership structure of Omeros (OMER) stock is a mix of institutional, retail, and individual investors. Approximately 15.41% of the company’s stock is owned by Institutional Investors, 3.73% is owned by Insiders, and 12.38% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Jan 14, 2026	David J. Borges	xxxxxxxxxxxxx	$750900

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value

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Top Shareholders

# of Shares	Type	% Holding	Value
3,824,899	Institution	5.28%	40,084,942
2,914,075	Institution	4.03%	30,539,506
2,874,500	Institution	3.97%	30,124,760
2,193,253	Insider	3.03%	22,985,291
718,167	Institution	0.99%	7,526,390
704,872	Institution	0.97%	7,387,059
703,106	Institution	0.97%	7,368,551
663,882	Institution	0.92%	6,957,483
391,619	Institution	0.54%	4,104,167
390,928	Institution	0.54%	4,096,925

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
2,914,075	Institution	4.03%	30,539,506
704,872	Institution	0.97%	7,387,059
703,106	Institution	0.97%	7,368,551
390,928	Institution	0.54%	4,096,925
206,343	Institution	0.29%	2,162,475
204,515	Institution	0.28%	2,143,317
194,111	Institution	0.27%	2,034,283
104,200	Institution	0.14%	1,092,016
86,670	Institution	0.12%	908,302
61,079	Institution	0.08%	640,108

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	2,120,336	Institution	2.93%	23,408,509
iShares Russell 2000 ETF	1,627,891	Institution	2.25%	17,060,298
Vanguard Extended Market ETF	802,581	Institution	1.11%	8,860,494
Invesco Dynamic Biotechnology & Genome ETF	589,783	Institution	0.81%	6,180,926
SPDR S&P Pharmaceuticals ETF	587,496	Institution	0.81%	6,068,834
iShares Russell 2000 Growth ETF	501,672	Institution	0.69%	5,257,523
Vanguard Russell 2000 ETF	352,679	Institution	0.49%	3,893,576
Schwab U.S. Small-Cap ETF	343,657	Institution	0.47%	3,601,525
Vanguard U.S. Momentum Factor ETF	267,612	Institution	0.37%	2,764,432
Vanguard Health Care ETF	205,072	Institution	0.28%	2,263,995

FAQ

Who Owns Omeros Corporation (OMER)?

According to the latest TipRanks data, approximately 7.49% of the company's stock is held by institutional investors, 3.73% is held by insiders, and 68.48% is held by retail investors.

What percentage of Omeros Corporation (OMER) stock is held by institutional investors?

According to the latest TipRanks data, approximately 7.49% of Omeros Corporation (OMER) stock is held by institutional investors.

What percentage of Omeros Corporation (OMER) stock is held by retail investors?

According to the latest TipRanks data, approximately 68.48% of Omeros Corporation (OMER) stock is held by retail investors.

Who owns the most shares of Omeros Corporation (OMER)?

Vanguard owns the most shares of Omeros Corporation (OMER).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.