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

12.10% ETFs

68.77% Public Companies and Individual Investors

The ownership structure of Omeros (OMER) stock is a mix of institutional, retail, and individual investors. Approximately 27.51% of the company’s stock is owned by Institutional Investors, 3.73% is owned by Insiders, and 68.77% 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 12.10% 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
3,778,262	Institution	5.22%	36,989,185
2,914,075	Institution	4.03%	28,528,794
2,838,991	Institution	3.92%	27,793,722
2,193,253	Insider	3.03%	21,471,947
721,243	Institution	1.00%	7,060,969
704,872	Institution	0.97%	6,900,697
703,106	Institution	0.97%	6,883,408
671,054	Institution	0.93%	6,569,619
391,957	Institution	0.54%	3,837,259
390,928	Institution	0.54%	3,827,185

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
2,914,075	Institution	4.03%	28,528,794
704,872	Institution	0.97%	6,900,697
703,106	Institution	0.97%	6,883,408
390,928	Institution	0.54%	3,827,185
206,343	Institution	0.29%	2,020,098
204,515	Institution	0.28%	2,002,202
194,111	Institution	0.27%	1,900,347
104,200	Institution	0.14%	1,020,118
86,670	Institution	0.12%	848,499
61,079	Institution	0.08%	597,963

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	2,120,336	Institution	2.93%	30,956,906
iShares Russell 2000 ETF	1,602,283	Institution	2.21%	15,686,351
Vanguard Extended Market ETF	798,319	Institution	1.10%	11,655,457
Invesco Dynamic Biotechnology & Genome ETF	595,144	Institution	0.82%	5,826,460
SPDR S&P Pharmaceuticals ETF	531,455	Institution	0.73%	5,447,414
iShares Russell 2000 Growth ETF	499,734	Institution	0.69%	4,892,396
Vanguard Russell 2000 ETF	347,116	Institution	0.48%	5,067,894
Schwab U.S. Small-Cap ETF	344,457	Institution	0.48%	3,530,684
Vanguard U.S. Momentum Factor ETF	225,491	Institution	0.31%	2,311,283
Vanguard Health Care ETF	211,543	Institution	0.29%	3,088,528

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 68.77% 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 68.77% 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.