NNBR · Nn Inc · Holdings

$3.37 +0.11 (+3.37%)

Market Cap

$286.56M

82.58M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 87

Total Value: $109,465,484

Total Shares: 30,491,790

Institutional Ownership Trend

26 quarters

Superinvestors Holding NNBR

All superinvestors →

Howard Marks $1,834,285

Holder Concentration

Across 87 13F filers · Δ vs Mar 31, 2026

Top Holder

15.7%

−4.2 pts

Top 5

45.4%

−14.5 pts

Top 10

66.4%

−13.9 pts

HHI

614

Broadly held−343

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +21

Institutional value: +141.7%

Shares held: -2.4%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega TWO SIGMA INVESTMENTS, LP	+1,652,843	1,663,043
Large RENAISSANCE TECHNOLOGIES LLC	+416,960	966,000
Mega BANK OF AMERICA CORP /DE/	+199,482	226,507
Mega GOLDMAN SACHS GROUP INC	+198,694	372,334
Mega UBS Group AG	+131,582	141,540

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Small Corre Partners Management, LLC	−4,966,994	1,238,637
Mid RBF Capital, LLC	−447,584	387,345
Mega MORGAN STANLEY	−415,864	1,120,202
Mega CITADEL ADVISORS LLC	−154,408	140,123
Large NOMURA HOLDINGS INC	−148,173	1,796,659

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega SG Americas Securities, LLC	1,940,505	$6,966,412
Mid Ranger Investment Management, L.P.	568,235	$2,039,963
Large Walleye Capital LLC	546,652	$1,962,480
Mid OAKTREE CAPITAL MANAGEMENT LP	510,943	$1,834,285
Micro Oaktree Fund Advisors, LLC	503,960	$1,809,216

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mid Nantahala Capital Management, LLC	2,441,416	$3,540,053
Large MARSHALL WACE, LLP	115,879	$168,024
Large Corient Private Wealth LLC	72,500	$105,125
Small WYNNEFIELD CAPITAL INC	28,128	$40,785
Mid Virtu Financial LLC	15,094	$21,886

Filter: New 29 Increased 24 Reduced 17 Sold out 8 Unchanged 17

Showing 92 of 92

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Legion Partners Asset Management, LLC

$17,135,597

15.65%

4,773,147

FIRST MANHATTAN CO. LLC.

$11,860,642

10.84%

3,303,800

VANGUARD CAPITAL MANAGEMENT LLC

$7,313,903

6.68%

2,037,299

SG Americas Securities, LLC

$6,966,412

6.36%

1,940,505

NOMURA HOLDINGS INC

$6,450,005

5.89%

1,796,659

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NOMURA GLOBAL FINANCIAL PRODUCTS INC	1,796,659	$6,450,005	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$5,970,324

5.45%

1,663,043

$5,002,327

4.57%

1,393,406

Corre Partners Management, LLC

$4,446,706

4.06%

1,238,637

MORGAN STANLEY

$4,021,523

3.67%

1,120,202

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY CAPITAL SERVICES, LLC	5,293	$19,001	0.5%	Defined
MORGAN STANLEY SMITH BARNEY LLC	36,171	$129,853	3.2%	Defined
MS Capital Partners Adviser Inc	1,078,738	$3,872,669	96.3%	Defined

RENAISSANCE TECHNOLOGIES LLC

$3,467,940

3.17%

966,000

BlackRock, Inc.

$2,742,941

2.51%

764,051

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BlackRock Investment Management, LLC	10,181	$36,549	1.3%	Sole
BlackRock Fund Advisors	136,537	$490,167	17.9%	Sole
BlackRock Institutional Trust Company, N.A.	617,333	$2,216,225	80.8%	Sole

GEODE CAPITAL MANAGEMENT, LLC

$2,323,328

2.12%

647,167

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	97,830	$351,209	15.1%	Defined
Held directly	549,337	$1,972,119	84.9%	Defined

Ranger Investment Management, L.P.

$2,039,963

1.86%

568,235

Walleye Capital LLC

$1,962,480

1.79%

546,652

De Lisle Partners LLP

$1,897,250

1.73%

528,482

OAKTREE CAPITAL MANAGEMENT LP

$1,834,285

1.68%

510,943

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BROOKFIELD Corp /ON/ joint	510,943	$1,834,285	100.0%	Defined

Oaktree Fund Advisors, LLC

$1,809,216

1.65%

503,960

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BROOKFIELD Corp /ON/ joint	503,960	$1,809,216	100.0%	Defined

Huntleigh Advisors, Inc.

$1,579,959

1.44%

440,100

Pacific Ridge Capital Partners, LLC

$1,473,163

1.35%

410,352

RBF Capital, LLC

$1,390,568

1.27%

387,345

GOLDMAN SACHS GROUP INC

$1,336,679

1.22%

372,334

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	372,334	$1,336,679	100.0%	Defined

VANGUARD FIDUCIARY TRUST CO

$1,083,946

0.99%

301,935

Johnson Financial Group, LLC

$971,073

0.89%

270,494

DIMENSIONAL FUND ADVISORS LP

$935,039

0.85%

260,457

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	3,516	$12,622	1.3%	Defined
Dimensional Ireland Ltd	31,026	$111,383	11.9%	Defined
Held directly	225,915	$811,034	86.7%	Sole

BANK OF AMERICA CORP /DE/

$813,160

0.74%

226,507

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	226,507	$813,160	100.0%	Defined

STATE STREET CORP

$805,394

0.74%

224,344

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS TRUST COMPANY	224,344	$805,394	100.0%	Defined

PARADIGM CAPITAL MANAGEMENT INC/NY

$718,000

0.66%

200,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Paradigm Funds Advisor LLC	200,000	$718,000	100.0%	Sole

GSA CAPITAL PARTNERS LLP

$623,012

0.57%

173,541

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$610,163

0.56%

169,962

Quadrature Capital Ltd

$541,874

0.50%

150,940

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	150,940	$541,874	100.0%	Other

Squarepoint Ops LLC

$526,642

0.48%

146,697

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	146,697	$526,642	100.0%	Defined

JANE STREET GROUP, LLC

$516,259

0.47%

143,805

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	128,338	$460,733	89.2%	Defined
Jane Street Global Trading, LLC	15,467	$55,526	10.8%	Defined

UBS Group AG

$508,128

0.46%

141,540

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	100	$359	0.1%	Defined
UBS AG	143	$513	0.1%	Defined
UBS Europe SE	136,297	$489,306	96.3%	Defined
UBS Securities LLC	5,000	$17,950	3.5%	Defined

PRINCIPAL FINANCIAL GROUP INC

$472,286

0.43%

131,556

BAILARD, INC.

$460,963

0.42%

128,402

ACADIAN ASSET MANAGEMENT LLC

$443,522

0.41%

123,544

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	123,544	$443,522	100.0%	Defined

NORTHERN TRUST CORP

$396,091

0.36%

110,332

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	110,332	$396,091	100.0%	Defined

Empowered Funds, LLC

$375,007

0.34%

104,459

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Bridgeway Capital Management, LLC	104,459	$375,007	100.0%	Other

J.W. COLE ADVISORS, INC.

$372,642

0.34%

103,800

Clearstead Advisors, LLC

$359,000

0.33%

100,000

ALGERT GLOBAL LLC

$351,360

0.32%

97,872

CITADEL ADVISORS LLC

$350,107

0.32%

97,523

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	32,512	$116,718	33.3%	Defined
Held directly	65,011	$233,389	66.7%	Defined

SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC

$311,016

0.28%

86,634

PRICE T ROWE ASSOCIATES INC /MD/

$295,349

0.27%

82,270

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	82,270	$295,349	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$255,967

0.23%

71,300

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	71,300	$255,967	100.0%	Other

GABELLI FUNDS LLC

$218,990

0.20%

61,000

CIBC Bancorp USA Inc.

$215,400

0.20%

60,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CIBC WORLD MARKETS CORP	60,000	$215,400	100.0%	Defined

Point72 Asset Management, L.P.

$206,640

0.19%

57,560

Centiva Capital, LP

$198,548

0.18%

55,306

BANK OF MONTREAL /CAN/

$179,500

0.16%

50,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BMO NESBITT BURNS INC.	50,000	$179,500	100.0%	Defined

LAUREL OAK WEALTH MANAGEMENT, LLC

$179,500

0.16%

50,000

Qube Research & Technologies Ltd

$161,223

0.15%

44,909

Connor, Clark & Lunn Investment Management Ltd.

$144,544

0.13%

40,263

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	40,263	$144,544	100.0%	Sole

Kings Path Partners LLC

$141,880

0.13%

39,521

XTX Topco Ltd

$125,955

0.12%

35,085

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	35,085	$125,955	100.0%	Defined

JANE STREET GROUP, LLC

$115,598

0.11%

32,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	32,200	$115,598	100.0%	Defined

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$101,959

0.09%

28,401

CITADEL ADVISORS LLC

$96,571

0.09%

26,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	26,900	$96,571	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$95,494

0.09%

26,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	26,600	$95,494	100.0%	Other

Schonfeld Strategic Advisors LLC

$91,947

0.08%

25,612

Quinn Opportunity Partners LLC

$89,750

0.08%

25,000

TWO SIGMA SECURITIES, LLC

$85,316

0.08%

23,765

AMERICAN CENTURY COMPANIES INC

$85,043

0.08%

23,689

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	23,689	$85,043	100.0%	Defined

MILLENNIUM MANAGEMENT LLC

$80,875

0.07%

22,528

Graham Capital Management, L.P.

$68,030

0.06%

18,950

Invesco Ltd.

$62,789

0.06%

17,490

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Capital Management LLC	17,490	$62,789	100.0%	Defined

AXQ CAPITAL, LP

$61,661

0.06%

17,176

HRT FINANCIAL LP

$58,405

0.05%

16,269

CITADEL ADVISORS LLC

$56,363

0.05%

15,700

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	15,700	$56,363	100.0%	Defined

Vanguard Global Advisers, LLC

$55,727

0.05%

15,523

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$54,654

0.05%

15,224

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	15,224	$54,654	100.0%	Other

Ameritas Advisory Services, LLC

$53,850

0.05%

15,000

Nierenberg Investment Management Company, LLC

$48,662

0.04%

13,555

AssuredPartners Investment Advisors, LLC

$43,794

0.04%

12,199

AIGH Capital Management LLC

$41,270

0.04%

11,496

Addison Advisors LLC

$38,850

0.04%

10,822

GROUP ONE TRADING LLC

$20,502

0.02%

5,711

JPMORGAN CHASE & CO

$18,965

0.02%

5,283

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
J.P. Morgan Securities LLC	5,153	$18,499	97.5%	Defined
J.P. Morgan Securities plc	130	$466	2.5%	Defined

Covestor Ltd

$15,673

0.01%

4,366

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Darlington Capital Management	4,366	$15,673	100.0%	Other
Held directly	0	$0	0.0%	Sole

Tower Research Capital LLC (TRC)

$12,705

0.01%

3,539

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Tower Research Capital Investments LLC	3,539	$12,705	100.0%	Other

MCGUIRE CAPITAL ADVISORS INC

$5,385

0.00%

1,500

BARCLAYS PLC

$3,363

0.00%

937

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS CAPITAL INC.	937	$3,363	100.0%	Defined

ROYAL BANK OF CANADA

$2,232

0.00%

622

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC Capital Markets, LLC	562	$2,017	90.4%	Defined
Held directly	60	$215	9.6%	Sole

NVWM, LLC

$2,154

0.00%

600

Caitong International Asset Management Co., Ltd

$1,532

0.00%

427

OSAIC HOLDINGS, INC.

$1,077

0.00%

300

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	300	$1,077	100.0%	Defined

Bogart Wealth, LLC

$757

0.00%

211

SBI Securities Co., Ltd.

$502

0.00%

140

Rockefeller Capital Management L.P.

$359

0.00%

100

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
ROCKEFELLER FINANCIAL LLC	100	$359	100.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$269

0.00%

Friedenthal Financial

0.00%

Quantbot Technologies LP

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	1	$3	100.0%	Sole

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	115,879	$168,024	100.0%	Other

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	15,094	$21,886	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	1,294	$1,876	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Optiver VOF	687	$996	100.0%	Defined

Key facts CIK 918541 CUSIP 629337106 13F (30d) 1 filings 1 filers Visit website Investor relations