There is a long list of 99 institutional holders of OB 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 OB by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-OB table below, the initial column indicates the name of each top institutional holder of OB, with a link to that fund's top holdings. The next columns indicate the amount of OB stock held by each of the institutional holders of OB, followed by the OB 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.	2,673,498	$11,710	12/31/2023
OB	2,673,498	$11,710	12/31/2023
Vanguard Group Inc.	2,205,724	$9,661	12/31/2023
OB	2,205,724	$9,661	12/31/2023
Menora Mivtachim Holdings LTD.	1,892,709	$8,290	12/31/2023
OB	1,892,709	$8,290	12/31/2023
Susquehanna International Group LLP	983,445	$4,307	12/31/2023
OB	983,445	$4,307	12/31/2023
Meros Investment Management LP	893,224	$3,912	12/31/2023
OB	893,224	$3,912	12/31/2023
S Squared Technology LLC	801,618	$3,511	12/31/2023
OB	801,618	$3,511	12/31/2023
Geode Capital Management LLC	767,417	$3,362	12/31/2023
OB	767,417	$3,362	12/31/2023
Phoenix Holdings Ltd.	667,639	$2,924	12/31/2023
OB	667,639	$2,924	12/31/2023
State Street Corp	629,546	$2,757	12/31/2023
OB	629,546	$2,757	12/31/2023
Acadian Asset Management LLC	392,342	$1,717	12/31/2023
OB	392,342	$1,717	12/31/2023
M&T Bank Corp	354,005	$1,551	12/31/2023
OB	354,005	$1,551	12/31/2023
Meitav Dash Investments Ltd.	320,718	$1,405	12/31/2023
OB	320,718	$1,405	12/31/2023
Northern Trust Corp	312,032	$1,367	12/31/2023
OB	312,032	$1,367	12/31/2023
AWM Investment Company Inc.	301,155	$1,319	12/31/2023
OB	301,155	$1,319	12/31/2023
Morgan Stanley	244,455	$1,071	12/31/2023
OB	244,455	$1,071	12/31/2023
Bridgeway Capital Management Inc.	214,300	$939	12/31/2023
OB	214,300	$939	12/31/2023
Jacobs Levy Equity Management Inc.	210,582	$922	12/31/2023
OB	210,582	$922	12/31/2023
DC Investments Management LLC	189,611	$830	12/31/2023
OB	189,611	$830	12/31/2023
AQR Capital Management LLC	177,674	$778	12/31/2023
OB	177,674	$778	12/31/2023
RBF Capital LLC	175,562	$769	12/31/2023
OB	175,562	$769	12/31/2023
Partners Capital Investment Group LLP	174,407	$764	12/31/2023
OB	174,407	$764	12/31/2023
Clal Insurance Enterprises Holdings Ltd	165,980	$727	12/31/2023
OB	165,980	$727	12/31/2023
Invesco Ltd.	165,304	$724	12/31/2023
OB	165,304	$724	12/31/2023
IA Venture Strategies Fund II LP	136,091	$596	12/31/2023
OB	136,091	$596	12/31/2023
Barclays PLC	117,077	$512	12/31/2023
OB	117,077	$512	12/31/2023
Charles Schwab Investment Management Inc.	104,063	$456	12/31/2023
OB	104,063	$456	12/31/2023
Yelin Lapidot Holdings Management Ltd.	104,122	$456	12/31/2023
OB	104,122	$456	12/31/2023
Bank of New York Mellon Corp	111,361	$440	03/31/2024
OB	111,361	$440	03/31/2024
State of Wisconsin Investment Board	78,500	$344	12/31/2023
OB	78,500	$344	12/31/2023
Bank of America Corp DE	78,248	$343	12/31/2023
OB	78,248	$343	12/31/2023
Nuveen Asset Management LLC	77,142	$338	12/31/2023
OB	77,142	$338	12/31/2023
Squarepoint Ops LLC	68,374	$299	12/31/2023
OB	68,374	$299	12/31/2023
Deutsche Bank AG	66,591	$292	12/31/2023
OB	66,591	$292	12/31/2023
Renaissance Technologies LLC	62,000	$272	12/31/2023
OB	62,000	$272	12/31/2023
Rhumbline Advisers	60,908	$267	12/31/2023
OB	60,908	$267	12/31/2023
Goldman Sachs Group Inc.	59,193	$259	12/31/2023
OB	59,193	$259	12/31/2023
JPMorgan Chase & Co.	53,731	$235	12/31/2023
OB	53,731	$235	12/31/2023
State Board of Administration of Florida Retirement System	50,684	$222	12/31/2023
OB	50,684	$222	12/31/2023
Arrowstreet Capital Limited Partnership	46,325	$203	12/31/2023
OB	46,325	$203	12/31/2023
UBS Group AG	40,741	$178	12/31/2023
OB	40,741	$178	12/31/2023
Jane Street Group LLC	36,167	$158	12/31/2023
OB	36,167	$158	12/31/2023
Two Sigma Investments LP	35,784	$157	12/31/2023
OB	35,784	$157	12/31/2023
Joel Isaacson & Co. LLC	30,000	$131	12/31/2023
OB	30,000	$131	12/31/2023
Bank of Montreal Can	28,291	$128	12/31/2023
OB	28,291	$128	12/31/2023
Ameriprise Financial Inc.	27,828	$122	12/31/2023
OB	27,828	$122	12/31/2023
Citadel Advisors LLC		$110	12/31/2023
OB	30,278	$133	12/31/2023
Put	7,000	$31	12/31/2023
Call	1,900	$8	12/31/2023
Millennium Management LLC	24,525	$107	12/31/2023
OB	24,525	$107	12/31/2023
Brandywine Global Investment Management LLC	23,980	$105	12/31/2023
OB	23,980	$105	12/31/2023
Hsbc Holdings PLC	24,020	$104	12/31/2023
OB	24,020	$104	12/31/2023
Prelude Capital Management LLC	23,500	$103	12/31/2023
OB	23,500	$103	12/31/2023