On this page, we present all of the funds holding OABI from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding OABI, with a link to that fund's top holdings. The next columns indicate the amount of OABI stock held by each of the funds holding OABI, followed by the OABI position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 161 funds holding OABI within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Avista Capital Holdings L.P.. For more details on the positions held by Avista Capital Holdings L.P. (or by any of the other funds holding OABI), click the fund name in the "Holder" column of the funds-holding-OABI table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Avista Capital Holdings L.P.	15,817,934	$95,383	12/31/2023
OABI	15,817,934	$95,383	12/31/2023
Janus Henderson Group PLC	7,777,897	$47,990	12/31/2023
OABI	7,777,897	$47,990	12/31/2023
BlackRock Inc.	7,287,819	$44,966	12/31/2023
OABI	7,287,819	$44,966	12/31/2023
Vanguard Group Inc.	5,651,408	$34,869	12/31/2023
OABI	5,651,408	$34,869	12/31/2023
Macquarie Group Ltd.	3,568,230	$22,018	12/31/2023
OABI	3,568,230	$22,018	12/31/2023
William Blair Investment Management LLC	3,337,241	$20,591	12/31/2023
OABI	3,337,241	$20,591	12/31/2023
Rubric Capital Management LP	2,850,588	$17,588	12/31/2023
OABI	2,850,588	$17,588	12/31/2023
Chicago Capital LLC	3,187,352	$17,275	03/31/2024
OABI	3,187,352	$17,275	03/31/2024
Private Management Group Inc.	2,639,651	$16,287	12/31/2023
OABI	2,639,651	$16,287	12/31/2023
Dimensional Fund Advisors LP	2,623,995	$16,190	12/31/2023
OABI	2,623,995	$16,190	12/31/2023
Rice Hall James & Associates LLC	2,640,541	$14,312	03/31/2024
OABI	2,640,541	$14,312	03/31/2024
Millennium Management LLC	2,276,418	$13,332	12/31/2023
OABI	2,276,418	$13,332	12/31/2023
Geode Capital Management LLC	2,151,555	$13,276	12/31/2023
OABI	2,151,555	$13,276	12/31/2023
State Street Corp	2,009,408	$12,398	12/31/2023
OABI	2,009,408	$12,398	12/31/2023
Villere ST Denis J & Co. LLC	2,078,294	$11,264	03/31/2024
OABI	2,078,294	$11,264	03/31/2024
First Sabrepoint Capital Management LP	1,657,173	$10,225	12/31/2023
OABI	1,657,173	$10,225	12/31/2023
Orchard Capital Managment LLC	1,358,028	$8,379	12/31/2023
OABI	1,358,028	$8,379	12/31/2023
Kornitzer Capital Management Inc. KS	1,219,955	$7,527	12/31/2023
OABI	1,219,955	$7,527	12/31/2023
Knott David M Jr	1,086,505	$6,704	12/31/2023
OABI	1,086,505	$6,704	12/31/2023
Northern Trust Corp	873,432	$5,389	12/31/2023
OABI	873,432	$5,389	12/31/2023
Impax Asset Management Group plc	848,184	$5,233	12/31/2023
OABI	848,184	$5,233	12/31/2023
Charles Schwab Investment Management Inc.	751,496	$4,637	12/31/2023
OABI	751,496	$4,637	12/31/2023
Woodstock Corp	748,428	$4,056	03/31/2024
OABI	748,428	$4,056	03/31/2024
Deutsche Bank AG	579,891	$3,578	12/31/2023
OABI	579,891	$3,578	12/31/2023
ADAR1 Capital Management LLC	478,171	$2,950	12/31/2023
OABI	478,171	$2,950	12/31/2023
Fuller & Thaler Asset Management Inc.	463,425	$2,859	12/31/2023
OABI	463,425	$2,859	12/31/2023
Morgan Stanley	458,362	$2,828	12/31/2023
OABI	458,362	$2,828	12/31/2023
Bank of America Corp DE	425,093	$2,623	12/31/2023
OABI	425,093	$2,623	12/31/2023
AWH Capital L.P.	422,401	$2,606	12/31/2023
OABI	422,401	$2,606	12/31/2023
Bank of New York Mellon Corp	423,169	$2,294	03/31/2024
OABI	423,169	$2,294	03/31/2024
Isthmus Partners LLC	310,774	$1,917	12/31/2023
OABI	310,774	$1,917	12/31/2023
Kent Lake Capital LLC	300,000	$1,851	12/31/2023
OABI	300,000	$1,851	12/31/2023
TLS Advisors LLC	250,185	$1,544	12/31/2023
OABI	250,185	$1,544	12/31/2023
D. E. Shaw & Co. Inc.	248,112	$1,531	12/31/2023
OABI	248,112	$1,531	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	244,619	$1,509	12/31/2023
OABI	244,619	$1,509	12/31/2023
Nuveen Asset Management LLC	227,860	$1,406	12/31/2023
OABI	227,860	$1,406	12/31/2023
JPMorgan Chase & Co.	222,294	$1,372	12/31/2023
OABI	222,294	$1,372	12/31/2023
Goldman Sachs Group Inc.	189,437	$1,169	12/31/2023
OABI	189,437	$1,169	12/31/2023
Towerview LLC	175,000	$1,080	12/31/2023
OABI	175,000	$1,080	12/31/2023
Swiss National Bank	171,703	$1,059	12/31/2023
OABI	171,703	$1,059	12/31/2023
Cornerstone Capital Inc.	166,016	$1,024	12/31/2023
OABI	166,016	$1,024	12/31/2023
Royce & Associates LP	160,148	$988	12/31/2023
OABI	160,148	$988	12/31/2023
Rhumbline Advisers	158,520	$978	12/31/2023
OABI	158,520	$978	12/31/2023
Barclays PLC	145,298	$896	12/31/2023
OABI	145,298	$896	12/31/2023
UBS Group AG	122,664	$757	12/31/2023
OABI	122,664	$757	12/31/2023
FMR LLC	114,929	$709	12/31/2023
OABI	114,929	$709	12/31/2023
Alliancebernstein L.P.	113,685	$701	12/31/2023
OABI	113,685	$701	12/31/2023
Standard Life Aberdeen plc	103,708	$640	12/31/2023
OABI	103,708	$640	12/31/2023
California State Teachers Retirement System	93,118	$575	12/31/2023
OABI	93,118	$575	12/31/2023
Susquehanna International Group LLP		$550	12/31/2023
Call	81,600	$503	12/31/2023
OABI	44,703	$276	12/31/2023
Put	37,100	$229	12/31/2023
UBS Asset Management Americas Inc.	79,905	$493	12/31/2023
OABI	79,905	$493	12/31/2023
Credit Suisse AG	79,359	$490	12/31/2023
OABI	79,359	$490	12/31/2023
Legal & General Group Plc	74,582	$460	12/31/2023
OABI	74,582	$460	12/31/2023
American Century Companies Inc.	70,920	$438	12/31/2023
OABI	70,920	$438	12/31/2023
Allspring Global Investments Holdings LLC	80,111	$434	03/31/2024
OABI	80,111	$434	03/31/2024
Captrust Financial Advisors	68,898	$425	12/31/2023
OABI	68,898	$425	12/31/2023
Invesco Ltd.	59,920	$370	12/31/2023
OABI	59,920	$370	12/31/2023
CIBC Private Wealth Group LLC	59,584	$368	12/31/2023
OABI	59,584	$368	12/31/2023
Group One Trading L.P.		$344	12/31/2023
Call	55,700	$344	12/31/2023
Mitsubishi UFJ Kokusai Asset Management Co. Ltd.	54,372	$341	12/31/2023
OABI	54,372	$341	12/31/2023
SG Americas Securities LLC	53,732	$332	12/31/2023
OABI	53,732	$332	12/31/2023
MetLife Investment Management LLC	50,427	$311	12/31/2023
OABI	50,427	$311	12/31/2023
Jump Financial LLC	49,732	$307	12/31/2023
OABI	49,732	$307	12/31/2023
Strs Ohio	49,700	$306	12/31/2023
OABI	49,700	$306	12/31/2023
Blair William & Co. IL	49,360	$305	12/31/2023
OABI	49,360	$305	12/31/2023
Two Sigma Investments LP	46,584	$287	12/31/2023
OABI	46,584	$287	12/31/2023
American International Group Inc.	46,348	$286	12/31/2023
OABI	46,348	$286	12/31/2023
WINTON GROUP Ltd	45,499	$281	12/31/2023
OABI	45,499	$281	12/31/2023
Atom Investors LP	43,879	$271	12/31/2023
OABI	43,879	$271	12/31/2023
Ameriprise Financial Inc.	43,351	$267	12/31/2023
OABI	43,351	$267	12/31/2023
Franklin Resources Inc.	43,106	$266	12/31/2023
OABI	43,106	$266	12/31/2023
Court Place Advisors LLC	46,887	$254	03/31/2024
OABI	46,887	$254	03/31/2024
Renaissance Technologies LLC	40,959	$253	12/31/2023
OABI	40,959	$253	12/31/2023
Mariner LLC	40,782	$252	12/31/2023
OABI	40,782	$252	12/31/2023
Voya Investment Management LLC	38,186	$236	12/31/2023
OABI	38,186	$236	12/31/2023
Mirae Asset Global Investments Co. Ltd.	37,903	$234	12/31/2023
OABI	37,903	$234	12/31/2023
Wells Fargo & Company MN	34,802	$215	12/31/2023
OABI	34,802	$215	12/31/2023
Royal Bank of Canada	34,076	$211	12/31/2023
OABI	34,076	$211	12/31/2023
Guggenheim Capital LLC	33,767	$208	12/31/2023
OABI	33,767	$208	12/31/2023
New York State Common Retirement Fund	32,735	$202	12/31/2023
OABI	32,735	$202	12/31/2023
Mesirow Financial Investment Management Inc.	36,947	$200	03/31/2024
OABI	36,947	$200	03/31/2024
Principal Financial Group Inc.	32,488	$200	12/31/2023
OABI	32,488	$200	12/31/2023
Simplicity Wealth LLC	34,184	$185	03/31/2024
OABI	34,184	$185	03/31/2024
State Board of Administration of Florida Retirement System	26,753	$165	12/31/2023
OABI	26,753	$165	12/31/2023
Legato Capital Management LLC	30,200	$164	03/31/2024
OABI	30,200	$164	03/31/2024
Citadel Advisors LLC		$157	12/31/2023
Call	17,900	$110	12/31/2023
OABI	13,909	$86	12/31/2023
Put	6,400	$39	12/31/2023
Sei Investments Co.	24,806	$153	12/31/2023
OABI	24,806	$153	12/31/2023
NJ State Employees Deferred Compensation Plan	24,500	$151	12/31/2023
OABI	24,500	$151	12/31/2023
Arizona State Retirement System	24,356	$150	12/31/2023
OABI	24,356	$150	12/31/2023
Price T Rowe Associates Inc. MD	23,735	$148	12/31/2023
OABI	23,735	$148	12/31/2023
ProShare Advisors LLC	22,862	$141	12/31/2023
OABI	22,862	$141	12/31/2023
Public Sector Pension Investment Board		$138	12/31/2023
Call	22,296	$138	12/31/2023
HighTower Advisors LLC	21,382	$132	12/31/2023
OABI	21,382	$132	12/31/2023
HRT Financial LP	20,883	$128	12/31/2023
OABI	20,883	$128	12/31/2023
Tower Research Capital LLC TRC	20,596	$127	12/31/2023
OABI	20,596	$127	12/31/2023
BBR Partners LLC	20,000	$123	12/31/2023
OABI	20,000	$123	12/31/2023
Eagle Asset Management Inc.	19,651	$121	12/31/2023
OABI	19,651	$121	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	21,654	$117	03/31/2024
OABI	21,654	$117	03/31/2024
Sawtooth Solutions LLC	18,929	$117	12/31/2023
OABI	18,929	$117	12/31/2023
Bleakley Financial Group LLC	18,929	$117	12/31/2023
OABI	18,929	$117	12/31/2023
LPL Financial LLC	18,392	$113	12/31/2023
OABI	18,392	$113	12/31/2023
Bfsg LLC	20,480	$111	03/31/2024
OABI	20,480	$111	03/31/2024
Jane Street Group LLC	17,294	$107	12/31/2023
OABI	17,294	$107	12/31/2023
Citigroup Inc.	16,206	$100	12/31/2023
OABI	16,206	$100	12/31/2023
Clear Street Markets LLC	16,260	$100	12/31/2023
OABI	16,260	$100	12/31/2023
Virtu Financial LLC	16,232	$100	12/31/2023
OABI	16,232	$100	12/31/2023
Baird Financial Group Inc.	14,750	$91	12/31/2023
OABI	14,750	$91	12/31/2023
CIBC Asset Management Inc	14,396	$89	12/31/2023
OABI	14,396	$89	12/31/2023
Public Employees Retirement Association of Colorado	14,264	$88	12/31/2023
OABI	14,264	$88	12/31/2023
China Universal Asset Management Co. Ltd.	13,450	$83	12/31/2023
OABI	13,450	$83	12/31/2023
Victory Capital Management Inc.	12,705	$78	12/31/2023
OABI	12,705	$78	12/31/2023
Thrive Wealth Management LLC	14,131	$77	03/31/2024
OABI	14,131	$77	03/31/2024
Squarepoint Ops LLC	12,239	$76	12/31/2023
OABI	12,239	$76	12/31/2023
Palumbo Wealth Management LLC	13,820	$75	03/31/2024
OABI	13,820	$75	03/31/2024
Lake Street Advisors Group LLC	11,793	$73	12/31/2023
OABI	11,793	$73	12/31/2023
Raymond James Financial Services Advisors Inc.	12,431	$67	03/31/2024
OABI	12,431	$67	03/31/2024
AXQ Capital LP	10,300	$64	12/31/2023
OABI	10,300	$64	12/31/2023
Cape Investment Advisory Inc.	10,385	$64	12/31/2023
OABI	10,385	$64	12/31/2023
Bay Colony Advisory Group Inc d b a Bay Colony Advisors	10,000	$62	12/31/2023
OABI	10,000	$62	12/31/2023
Ameritas Investment Partners Inc.	9,652	$60	12/31/2023
OABI	9,652	$60	12/31/2023
Trivant Custom Portfolio Group LLC	8,500	$46	03/31/2024
OABI	8,500	$46	03/31/2024
Federated Hermes Inc.	6,092	$38	12/31/2023
OABI	6,092	$38	12/31/2023
Advisor Group Holdings Inc.	6,067	$37	12/31/2023
OABI	6,067	$37	12/31/2023
Metropolitan Life Insurance Co NY	5,126	$32	12/31/2023
OABI	5,126	$32	12/31/2023
Lazard Asset Management LLC	4,341	$26	12/31/2023
OABI	4,341	$26	12/31/2023
Amalgamated Bank	3,170	$17	03/31/2024
OABI	3,170	$17	03/31/2024
Nisa Investment Advisors LLC	2,623	$16	12/31/2023
OABI	2,623	$16	12/31/2023
Jackson Grant Investment Advisers Inc.	2,450	$15	12/31/2023
OABI	2,450	$15	12/31/2023
Rise Advisors LLC	1,725	$9	03/31/2024
OABI	1,725	$9	03/31/2024
Northwestern Mutual Wealth Management Co.	920	$6	12/31/2023
OABI	920	$6	12/31/2023
North Star Investment Management Corp.	1,000	$6	12/31/2023
OABI	1,000	$6	12/31/2023
CWM LLC	597	$3	03/31/2024
OABI	597	$3	03/31/2024
GAMMA Investing LLC	644	$3	03/31/2024
OABI	644	$3	03/31/2024
The PNC Financial Services Group Inc.	470	$3	12/31/2023
OABI	470	$3	12/31/2023
Daiwa Securities Group Inc.	475	$3	12/31/2023
OABI	475	$3	12/31/2023
Advisory Services Network LLC	548	$3	12/31/2023
OABI	548	$3	12/31/2023
DAGCO Inc.	411	$3	12/31/2023
OABI	411	$3	12/31/2023
Dynamic Wealth Strategies LLC	411	$3	12/31/2023
OABI	411	$3	12/31/2023
ST Germain D J Co. Inc.	367	$2	03/31/2024
OABI	367	$2	03/31/2024
SJS Investment Consulting Inc.	322	$2	03/31/2024
OABI	322	$2	03/31/2024
Proequities Inc.	352	$2	12/31/2023
OABI	352	$2	12/31/2023
Comerica Bank	244	$2	12/31/2023
OABI	244	$2	12/31/2023
Signaturefd LLC	361	$2	12/31/2023
OABI	361	$2	12/31/2023
Garner Asset Management Corp	327	$2	12/31/2023
OABI	327	$2	12/31/2023
Cornerstone Planning Group LLC	249	$2	12/31/2023
OABI	249	$2	12/31/2023
CENTRAL TRUST Co	171	$1	03/31/2024
OABI	171	$1	03/31/2024
Allworth Financial LP	98	$1	03/31/2024
OABI	98	$1	03/31/2024
Fortitude Family Office LLC	212	$1	03/31/2024
OABI	212	$1	03/31/2024
GWM Advisors LLC	189	$1	12/31/2023
OABI	189	$1	12/31/2023
Larson Financial Group LLC	98	$1	12/31/2023
OABI	98	$1	12/31/2023
Scarborough Advisors LLC	161	$1	12/31/2023
OABI	161	$1	12/31/2023
Raleigh Capital Management Inc.	122	$1	12/31/2023
OABI	122	$1	12/31/2023
LGT Financial Advisors LLC	107	$1	12/31/2023
OABI	107	$1	12/31/2023
Farmers & Merchants Investments Inc.	53	$0	03/31/2024
OABI	53	$0	03/31/2024
Mather Group LLC.	21	$0	03/31/2024
OABI	21	$0	03/31/2024
CGC Financial Services LLC	14	$0	03/31/2024
OABI	14	$0	03/31/2024
Principal Securities Inc.	58	$0	12/31/2023
OABI	58	$0	12/31/2023
Glassman Wealth Services	50	$0	12/31/2023
OABI	50	$0	12/31/2023
Parallel Advisors LLC	4	$0	12/31/2023
OABI	4	$0	12/31/2023
Covestor Ltd	22	$0	12/31/2023
OABI	22	$0	12/31/2023
Farther Finance Advisors LLC	8	$0	12/31/2023
OABI	8	$0	12/31/2023
Tidemark LLC	19	$0	12/31/2023
OABI	19	$0	12/31/2023

See Summary: Institutional Holders of OABI
See Details: Top 10 Hedge Funds Holding OABI
Also See: OABI Insider Buying
Also See: OABI Holdings Changes

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OABI — Performance