There is a long list of 233 institutional holders of OMI within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of OMI by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-OMI table below, the initial column indicates the name of each top institutional holder of OMI, with a link to that fund's top holdings. The next columns indicate the amount of OMI stock held by each of the institutional holders of OMI, followed by the OMI position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	12,273,657	$236,513	12/31/2023
OMI	12,273,657	$236,513	12/31/2023
FMR LLC	10,431,010	$201,006	12/31/2023
OMI	10,431,010	$201,006	12/31/2023
Vanguard Group Inc.	8,587,684	$165,485	12/31/2023
OMI	8,587,684	$165,485	12/31/2023
Pacer Advisors Inc.		$100,847	12/31/2023
OMI	5,221,081	$100,610	12/31/2023
Corporate Bond Domestic	257,000	$237	12/31/2023
Deerfield Management Company L.P. Series C	5,229,779	$100,778	12/31/2023
OMI	5,229,779	$100,778	12/31/2023
Dimensional Fund Advisors LP	4,210,991	$81,148	12/31/2023
OMI	4,210,991	$81,148	12/31/2023
State Street Corp	3,126,191	$60,242	12/31/2023
OMI	3,126,191	$60,242	12/31/2023
Wellington Management Group LLP	2,111,493	$40,688	12/31/2023
OMI	2,111,493	$40,688	12/31/2023
Janus Henderson Group PLC	2,073,828	$39,964	12/31/2023
OMI	2,073,828	$39,964	12/31/2023
D. E. Shaw & Co. Inc.	1,704,874	$32,853	12/31/2023
OMI	1,704,874	$32,853	12/31/2023
Geode Capital Management LLC	1,606,989	$30,970	12/31/2023
OMI	1,606,989	$30,970	12/31/2023
Renaissance Technologies LLC	1,306,971	$25,185	12/31/2023
OMI	1,306,971	$25,185	12/31/2023
Invesco Ltd.	1,155,598	$22,268	12/31/2023
OMI	1,155,598	$22,268	12/31/2023
Nuveen Asset Management LLC	1,104,049	$21,275	12/31/2023
OMI	1,104,049	$21,275	12/31/2023
Morgan Stanley	984,544	$18,972	12/31/2023
OMI	984,544	$18,972	12/31/2023
Bank of New York Mellon Corp	658,069	$18,235	03/31/2024
OMI	658,069	$18,235	03/31/2024
Northern Trust Corp	912,292	$17,580	12/31/2023
OMI	912,292	$17,580	12/31/2023
Charles Schwab Investment Management Inc.	825,142	$15,900	12/31/2023
OMI	825,142	$15,900	12/31/2023
Voloridge Investment Management LLC	627,727	$12,096	12/31/2023
OMI	627,727	$12,096	12/31/2023
Bridgeway Capital Management Inc.	528,665	$10,187	12/31/2023
OMI	528,665	$10,187	12/31/2023
Two Sigma Investments LP	517,806	$9,978	12/31/2023
OMI	517,806	$9,978	12/31/2023
Smith Graham & Co. Investment Advisors LP	491,489	$9,471	12/31/2023
OMI	491,489	$9,471	12/31/2023
Norges Bank	475,359	$9,160	12/31/2023
OMI	475,359	$9,160	12/31/2023
Two Sigma Advisers LP	470,272	$9,062	12/31/2023
OMI	470,272	$9,062	12/31/2023
Ameriprise Financial Inc.	462,243	$8,907	12/31/2023
OMI	462,243	$8,907	12/31/2023
Epoch Investment Partners Inc.	416,847	$8,033	12/31/2023
OMI	416,847	$8,033	12/31/2023
Principal Financial Group Inc.	398,433	$7,678	12/31/2023
OMI	398,433	$7,678	12/31/2023
Millennium Management LLC		$7,668	12/31/2023
OMI	367,923	$7,090	12/31/2023
Call	30,000	$578	12/31/2023
Kennedy Capital Management Inc.	368,811	$7,107	12/31/2023
OMI	368,811	$7,107	12/31/2023
Qube Research & Technologies Ltd	324,007	$6,244	12/31/2023
OMI	324,007	$6,244	12/31/2023
Goldman Sachs Group Inc.	321,753	$6,200	12/31/2023
OMI	321,753	$6,200	12/31/2023
Cubist Systematic Strategies LLC	298,895	$5,760	12/31/2023
OMI	298,895	$5,760	12/31/2023
Deutsche Bank AG	298,136	$5,745	12/31/2023
OMI	298,136	$5,745	12/31/2023
Alliancebernstein L.P.	287,822	$5,546	12/31/2023
OMI	287,822	$5,546	12/31/2023
Empowered Funds LLC	275,065	$5,301	12/31/2023
OMI	275,065	$5,301	12/31/2023
Rhumbline Advisers	245,497	$4,731	12/31/2023
OMI	245,497	$4,731	12/31/2023
First Eagle Investment Management LLC	241,534	$4,654	12/31/2023
OMI	241,534	$4,654	12/31/2023
JPMorgan Chase & Co.	233,228	$4,494	12/31/2023
OMI	233,228	$4,494	12/31/2023
AQR Capital Management LLC	216,316	$4,168	12/31/2023
OMI	216,316	$4,168	12/31/2023
Legal & General Group Plc	208,762	$4,023	12/31/2023
OMI	208,762	$4,023	12/31/2023
Panagora Asset Management Inc.	207,353	$3,996	12/31/2023
OMI	207,353	$3,996	12/31/2023
Nordea Investment Management AB	203,608	$3,905	12/31/2023
OMI	203,608	$3,905	12/31/2023
Marshall Wace LLP	187,905	$3,621	12/31/2023
OMI	187,905	$3,621	12/31/2023
Russell Investments Group Ltd.	185,117	$3,568	12/31/2023
OMI	185,117	$3,568	12/31/2023
Bank of America Corp DE	175,565	$3,383	12/31/2023
OMI	175,565	$3,383	12/31/2023
Federated Hermes Inc.	172,836	$3,331	12/31/2023
OMI	172,836	$3,331	12/31/2023
Public Sector Pension Investment Board	158,748	$3,059	12/31/2023
OMI	158,748	$3,059	12/31/2023
Engineers Gate Manager LP	153,030	$2,949	12/31/2023
OMI	153,030	$2,949	12/31/2023
New York State Teachers Retirement System	105,516	$2,924	03/31/2024
OMI	105,516	$2,924	03/31/2024
Swiss National Bank	143,300	$2,761	12/31/2023
OMI	143,300	$2,761	12/31/2023