There is a long list of 58 institutional holders of NNBR 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 NNBR by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-NNBR table below, the initial column indicates the name of each top institutional holder of NNBR, with a link to that fund's top holdings. The next columns indicate the amount of NNBR stock held by each of the institutional holders of NNBR, followed by the NNBR 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
Corre Partners Management LLC	6,633,261	$26,533	12/31/2023
NNBR	6,633,261	$26,533	12/31/2023
Legion Partners Asset Management LLC	4,281,929	$17,128	12/31/2023
NNBR	4,281,929	$17,128	12/31/2023
Vanguard Group Inc.	2,265,630	$9,063	12/31/2023
NNBR	2,265,630	$9,063	12/31/2023
Nomura Holdings Inc.	2,104,832	$8,419	12/31/2023
NNBR	2,104,832	$8,419	12/31/2023
First Manhattan Co.	1,700,000	$6,800	12/31/2023
NNBR	1,700,000	$6,800	12/31/2023
Nantahala Capital Management LLC	1,407,222	$5,629	12/31/2023
NNBR	1,407,222	$5,629	12/31/2023
Register Financial Advisors LLC	1,037,463	$4,918	03/31/2024
NNBR	1,037,463	$4,918	03/31/2024
Mizuho Markets Americas LLC	900,000	$3,600	12/31/2023
NNBR	900,000	$3,600	12/31/2023
RBF Capital LLC	806,993	$3,228	12/31/2023
NNBR	806,993	$3,228	12/31/2023
BlackRock Inc.	734,077	$2,936	12/31/2023
NNBR	734,077	$2,936	12/31/2023
Dimensional Fund Advisors LP	709,302	$2,838	12/31/2023
NNBR	709,302	$2,838	12/31/2023
Pacific Ridge Capital Partners LLC	550,698	$2,203	12/31/2023
NNBR	550,698	$2,203	12/31/2023
Geode Capital Management LLC	467,312	$1,870	12/31/2023
NNBR	467,312	$1,870	12/31/2023
Bridgeway Capital Management Inc.	397,988	$1,592	12/31/2023
NNBR	397,988	$1,592	12/31/2023
Primecap Management Co. CA	377,400	$1,510	12/31/2023
NNBR	377,400	$1,510	12/31/2023
Susquehanna International Group LLP		$834	12/31/2023
NNBR	187,949	$752	12/31/2023
Call	20,500	$82	12/31/2023
EAM Investors LLC	206,225	$825	12/31/2023
NNBR	206,225	$825	12/31/2023
State Street Corp	154,309	$617	12/31/2023
NNBR	154,309	$617	12/31/2023
Empowered Funds LLC	146,385	$586	12/31/2023
NNBR	146,385	$586	12/31/2023
Citadel Advisors LLC		$478	12/31/2023
NNBR	117,501	$470	12/31/2023
Call	2,800	$11	12/31/2023
Put	700	$3	12/31/2023
Clearstead Advisors LLC	100,000	$400	12/31/2023
NNBR	100,000	$400	12/31/2023
Jane Street Group LLC	96,675	$387	12/31/2023
NNBR	96,675	$387	12/31/2023
Price T Rowe Associates Inc. MD	96,320	$386	12/31/2023
NNBR	96,320	$386	12/31/2023
Two Sigma Advisers LP	91,900	$368	12/31/2023
NNBR	91,900	$368	12/31/2023
Morgan Stanley	90,911	$364	12/31/2023
NNBR	90,911	$364	12/31/2023
J.W. Cole Advisors Inc.	90,100	$360	12/31/2023
NNBR	90,100	$360	12/31/2023
ExodusPoint Capital Management LP	89,627	$359	12/31/2023
NNBR	89,627	$359	12/31/2023
Northern Trust Corp	81,091	$324	12/31/2023
NNBR	81,091	$324	12/31/2023
Two Sigma Investments LP	80,718	$323	12/31/2023
NNBR	80,718	$323	12/31/2023
Acadian Asset Management LLC	64,320	$256	12/31/2023
NNBR	64,320	$256	12/31/2023
Millennium Management LLC	63,149	$253	12/31/2023
NNBR	63,149	$253	12/31/2023
CI Private Wealth LLC	60,000	$240	12/31/2023
NNBR	60,000	$240	12/31/2023
Qube Research & Technologies Ltd	58,489	$234	12/31/2023
NNBR	58,489	$234	12/31/2023
Renaissance Technologies LLC	54,800	$219	12/31/2023
NNBR	54,800	$219	12/31/2023
Victory Capital Management Inc.	34,938	$140	12/31/2023
NNBR	34,938	$140	12/31/2023
Charles Schwab Investment Management Inc.	28,401	$114	12/31/2023
NNBR	28,401	$114	12/31/2023
Wynnefield Capital Inc.	28,128	$113	12/31/2023
NNBR	28,128	$113	12/31/2023
Virtu Financial LLC	25,909	$104	12/31/2023
NNBR	25,909	$104	12/31/2023
Cannon Global Investment Management LLC	18,000	$85	03/31/2024
NNBR	18,000	$85	03/31/2024
Y Intercept Hong Kong Ltd	21,164	$85	12/31/2023
NNBR	21,164	$85	12/31/2023
Bank of New York Mellon Corp	19,990	$80	12/31/2023
NNBR	19,990	$80	12/31/2023
Barclays PLC	17,071	$68	12/31/2023
NNBR	17,071	$68	12/31/2023
683 Capital Management LLC	15,993	$64	12/31/2023
NNBR	15,993	$64	12/31/2023
Schonfeld Strategic Advisors LLC	12,263	$49	12/31/2023
NNBR	12,263	$49	12/31/2023
Royal Bank of Canada	12,000	$48	12/31/2023
NNBR	12,000	$48	12/31/2023
Citigroup Inc.	11,143	$45	12/31/2023
NNBR	11,143	$45	12/31/2023
Baird Financial Group Inc.	11,090	$44	12/31/2023
NNBR	11,090	$44	12/31/2023
Addison Advisors LLC	10,822	$43	12/31/2023
NNBR	10,822	$43	12/31/2023
JPMorgan Chase & Co.	9,982	$40	12/31/2023
NNBR	9,982	$40	12/31/2023
Bank of America Corp DE	9,266	$37	12/31/2023
NNBR	9,266	$37	12/31/2023