Omeros Corporation (OMER) Ownership

3.11 ↓0.02 (-0.80%)

As of April 29, 2024, 3:57pm EST.

Institutions
Mutual Funds

Institutional Ownership

Ingalls & Snyder LLC is the biggest individual institutional holder of Omeros Corporation (OMER), owning a total of 4.5 million shares. Combined, the top 34 institutional holders of OMER own 43.63% of the company with a total of 27.4 million shares.

In the latest ownership report on December 31st 2023, the top 34 institutional holders decreased their combined ownership of OMER by 1.5 million shares. 9 institutions bought 522,897 total additional shares and increased their ownership by an average of 12.56%. However 10 institutions sold 1,985,310 total shares and decreased their ownership by an average of 12.25%.

Overall this is a negative sign as the number of shares owned by the top 20 institutional holders of Omeros Corporation decreased by a net total of -1,462,413 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Ingalls & Snyder LLC	7.233%	-2.085%	4,546,762	-96,824	2023-12-31
BlackRock Inc	6.808%	6.322%	4,279,836	254,484	2023-12-31
Vanguard Group Inc	5.041%	0.830%	3,168,936	26,085	2023-12-31
Stifel Financial Corp	3.008%	-6.768%	1,890,674	-137,243	2023-12-31
Geode Capital Management, LLC	2.130%	4.363%	1,338,713	55,967	2023-12-31
State Street Corporation	1.910%	3.316%	1,200,928	38,541	2023-12-31
CI Private Wealth LLC	1.056%	-3.384%	663,663	-23,246	2023-12-31
BMO Capital Markets Corp.	0.896%	-0.036%	563,096	-201	2023-12-31
Bank of Montreal	0.896%	-0.036%	563,096	-201	2023-12-31
Northern Trust Corp	0.889%	2.382%	559,052	13,009	2023-12-31
Royal Bank of Canada	0.810%	-75.245%	508,940	-1,546,959	2023-12-31
UBS Group AG	0.787%	-16.270%	494,546	-96,096	2023-12-31
Charles Schwab Investment Management Inc	0.746%	-4.439%	469,174	-21,794	2023-12-31
Nomura Holdings Inc	0.610%	-13.993%	383,144	-62,338	2023-12-31
Morgan Stanley - Brokerage Accounts	0.449%	18.669%	282,405	44,427	2023-12-31
Group One Trading, LP	0.367%	4.129%	230,853	9,154	2023-12-31
Bank of New York Mellon Corp	0.322%	-0.201%	202,314	-408	2023-12-31
Bridgeway Capital Management, LLC	0.296%	70.604%	186,300	77,100	2023-12-31
First Trust Advisors L.P.	0.275%	2.449%	172,755	4,130	2023-12-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Ingalls & Snyder LLC	7.233%	-2.085%	4,546,762	-96,824	2023-12-31
BlackRock Inc	6.808%	6.322%	4,279,836	254,484	2023-12-31
Vanguard Group Inc	5.041%	0.830%	3,168,936	26,085	2023-12-31
Stifel Financial Corp	3.008%	-6.768%	1,890,674	-137,243	2023-12-31
D. E. Shaw & Co LP	2.166%	-16.945%	1,361,436	-277,766	2023-09-30
Geode Capital Management, LLC	2.130%	4.363%	1,338,713	55,967	2023-12-31
State Street Corporation	1.910%	3.316%	1,200,928	38,541	2023-12-31
CPCM, LLC	1.141%	52.011%	716,886	245,285	2022-09-30
CI Private Wealth LLC	1.056%	-3.384%	663,663	-23,246	2023-12-31
BMO Capital Markets Corp.	0.896%	-0.036%	563,096	-201	2023-12-31
Bank of Montreal	0.896%	-0.036%	563,096	-201	2023-12-31
Northern Trust Corp	0.889%	2.382%	559,052	13,009	2023-12-31
Renaissance Technologies Corp	0.862%	84.060%	540,400	246,800	2022-06-30
Royal Bank of Canada	0.810%	-75.245%	508,940	-1,546,959	2023-12-31
UBS Group AG	0.787%	-16.270%	494,546	-96,096	2023-12-31
Charles Schwab Investment Management Inc	0.746%	-4.439%	469,174	-21,794	2023-12-31
Wellington Management Company LLP	0.622%	2.905%	390,659	11,027	2022-12-31
Citadel Advisors Llc	0.619%	57.357%	388,382	141,566	2022-06-30
Nomura Holdings Inc	0.610%	-13.993%	383,144	-62,338	2023-12-31
Millennium Management LLC	0.550%	3.448%	345,864	11,529	2023-06-30
JANE STREET GROUP, LLC	0.472%	0.000%	296,910	296,910	2023-03-31
Morgan Stanley - Brokerage Accounts	0.449%	18.669%	282,405	44,427	2023-12-31
Bank of America Corp	0.421%	25.478%	264,361	53,678	2022-12-31
Goldman Sachs Group Inc	0.380%	874.098%	239,034	214,495	2023-03-31
Group One Trading, LP	0.367%	4.129%	230,853	9,154	2023-12-31
Ancora Advisors LLC	0.334%	23.146%	210,023	39,475	2023-09-30
Two Sigma Advisers, LLC	0.330%	-13.403%	207,400	-32,100	2022-12-31
Cubist Systematic Strategies, LLC	0.325%	806.001%	204,122	181,592	2022-09-30
Bank of New York Mellon Corp	0.322%	-0.201%	202,314	-408	2023-12-31
Two Sigma Investments LLC	0.317%	102.897%	199,237	101,041	2022-12-31
Bridgeway Capital Management, LLC	0.296%	70.604%	186,300	77,100	2023-12-31
Nuveen Asset Management, LLC	0.289%	0.000%	181,632	0	2023-09-30
Susquehanna International Group, LLP	0.280%	23.946%	175,727	33,950	2023-09-30
First Trust Advisors L.P.	0.275%	2.449%	172,755	4,130	2023-12-31

Mutual Fund Ownership

Vanguard Total Stock Mkt Idx Inv is the biggest individual fund holder of Omeros Corporation (OMER), owning a total of 1.9 million shares. Combined, the top 42 mutual fund holders of OMER own 22.44% of the company with a total of 14.1 million shares.

In the latest ownership report on February 29th 2024, the top 42 fund holders increased their combined ownership of OMER by 21 thousand shares. 2 funds bought 21,344 total additional shares and increased their ownership by an average of 4.86%. However 2 funds sold 481 total shares and decreased their ownership by an average of 0.07%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Omeros Corporation increased by a net total of 20,863 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	2.985%	0.000%	1,876,744	0	2024-02-29
iShares Russell 2000 ETF	2.277%	-0.016%	1,431,432	-234	2024-02-29
Vanguard Institutional Extnd Mkt Idx Tr	1.489%	0.000%	935,998	0	2024-02-29
State St Russell Sm/Mid Cp® Indx NL Cl C	0.590%	1.064%	370,600	3,900	2024-02-29
Schwab US Small-Cap ETF™	0.477%	0.000%	299,759	0	2024-02-29
State St Russell Sm Cap® Indx SL Cl I	0.357%	0.000%	224,400	0	2024-02-29
Vanguard Russell 2000 ETF	0.348%	8.658%	218,912	17,444	2024-02-29
iShares Russell 2000 Growth ETF	0.338%	-0.116%	212,430	-247	2024-02-29
First Trust Dow Jones Sel MicroCap ETF	0.284%	0.000%	178,406	0	2024-02-29
Schwab Small Cap Index	0.221%	0.000%	139,171	0	2024-02-29
iShares Micro-Cap ETF	0.216%	0.000%	136,045	0	2024-02-29

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	2.985%	0.000%	1,876,744	0	2024-02-29
Vanguard Instl Ttl Stck Mkt Idx Tr	2.899%	0.000%	1,822,044	0	2023-03-31
iShares Russell 2000 ETF	2.277%	-0.016%	1,431,432	-234	2024-02-29
Vanguard Institutional Extnd Mkt Idx Tr	1.489%	0.000%	935,998	0	2024-02-29
Vanguard Extended Market Index Investor	1.427%	0.023%	897,186	208	2023-08-31
HBM Healthcare Investments AG Ord	1.408%	0.000%	884,539	0	2022-12-31
Fidelity Small Cap Index	0.962%	1.222%	604,968	7,306	2023-12-31
Fidelity® Small Cap Index	0.916%	1.016%	575,748	5,790	2023-10-31
State St Russell Sm/Mid Cp® Indx NL Cl C	0.590%	1.064%	370,600	3,900	2024-02-29
iShares Russell 2000 Value ETF	0.573%	0.127%	360,247	456	2024-02-01
Fidelity Extended Market Index	0.552%	0.000%	347,295	0	2024-01-31
Fidelity® Extended Market Index	0.486%	10.861%	305,634	29,942	2023-11-30
Schwab US Small-Cap ETF™	0.477%	0.000%	299,759	0	2024-02-29
State St Russell Sm Cap® Indx SL Cl I	0.357%	0.000%	224,400	0	2024-02-29
State St Russell Sm Cap® Indx NL Cl C	0.357%	0.000%	224,400	0	2023-09-30
Vanguard Russell 2000 ETF	0.348%	8.658%	218,912	17,444	2024-02-29
iShares Russell 2000 Growth ETF	0.338%	-0.116%	212,430	-247	2024-02-29
NT R2000 Index Fund - NL	0.285%	5.149%	178,924	8,762	2023-12-31
First Trust Dow Jones Sel MicroCap ETF	0.284%	0.000%	178,406	0	2024-02-29
Bridgeway Ultra-Small Company Market	0.281%	61.722%	176,600	67,400	2023-12-31
BlackRock Extended Mkt Composite	0.243%	0.702%	152,764	1,065	2023-09-30
NT R2000 Index Fund - DC - NL - 2	0.224%	4.745%	140,905	6,383	2023-12-31
Schwab Small Cap Index	0.221%	0.000%	139,171	0	2024-02-29
iShares Micro-Cap ETF	0.216%	0.000%	136,045	0	2024-02-29
BlackRock Extended Equity Market K	0.210%	-0.201%	131,705	-265	2023-12-31
Russell 2000 Index Non-Lendable Fund E	0.181%	-0.118%	113,839	-134	2023-12-31
Fidelity Total Market Index	0.174%	0.000%	109,585	0	2024-01-31
Fidelity® Total Market Index	0.174%	0.000%	109,585	0	2023-11-30
NT R2000 Value Index Fund - NL	0.166%	0.000%	104,107	104,107	2023-06-30
Jacob Discovery Fd Instl	0.153%	11.605%	96,168	10,000	2023-03-31
Monega ARIAD Innovation R	0.149%	0.000%	93,732	0	2023-05-31
BlackRock Russell 2500™ Index F	0.148%	561.383%	92,845	78,807	2023-06-30
Fidelity® Series Total Market Index	0.135%	7.539%	85,064	5,963	2023-05-31
Wellington Emerging Companies	0.099%	-5.220%	62,423	-3,438	2022-12-31
BlackRock Russell 2000® Index NL F	0.096%	0.000%	60,589	60,589	2023-06-30
iShares Core S&P Total US Stock Mkt ETF	0.090%	-0.032%	56,491	-18	2023-06-30
NT Ext Equity Mkt Idx Fd - NL	0.086%	0.000%	54,274	0	2023-03-31
NT Ext Equity Mkt Idx Fd - L	0.084%	13.939%	53,026	6,487	2023-03-31
Northern Trust Extended Eq Market Idx	0.084%	13.939%	53,026	6,487	2023-03-31
Vanguard Balanced Index Inv	0.078%	0.000%	49,283	0	2023-05-31
NT Ext Equity Mkt Idx Fd - DC - NL - T2	0.073%	4.253%	45,935	1,874	2023-03-31
Vanguard Instl Ttl Stk Mkt Idx InstlPls	0.066%	0.000%	41,682	0	2023-05-31