NINE · Nine Energy Service, Inc.

$10.43 -0.21 (-1.97%) At close · Sep 1

Market Cap

$145.50M

13.95M

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.

Quarter:

Holders: 28

Total Value: $150,223,668

Total Shares: 11,546,786

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 28 13F filers · Δ vs Mar 31, 2026

Top Holder

26.1%

−0.2 pts

Top 5

74.1%

−2.5 pts

Top 10

93.6%

−3.4 pts

HHI

1,450

Broadly held−101

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +11

Institutional value: +57.3%

Shares held: -0.9%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds	Open
Mid ALGEBRIS (UK) LTD	+43,012	832,907
Mega MORGAN STANLEY	+1,261	1,726

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid Philosophy Capital Management LLC	−173,345	2,377,783
Large GENDELL JEFFREY L	−170,271	614,230
Mid CastleKnight Management LP	−126,395	1,031,548
Large ADAGE CAPITAL PARTNERS GP, L.L.C.	−55,722	1,299,427
Small MACKAY SHIELDS LLC	−54,869	3,011,565

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega VANGUARD CAPITAL MANAGEMENT LLC	518,721	$6,748,560
Mega GEODE CAPITAL MANAGEMENT, LLC	129,347	$1,682,803
Mega VANGUARD FIDUCIARY TRUST CO	82,301	$1,070,736
Small Orvieto Partners, L.P.	80,559	$1,048,072
Mega BlackRock, Inc.	50,337	$654,884

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Micro Cygnus Capital Advisors, LLC	455,058	$3,731,475
Mid ACR Alpine Capital Research, LLC	46,500	$381,300
Mega JPMORGAN CHASE & CO	15,531	$127,353

Filter: New 14 Increased 2 Reduced 6 Sold out 3 Unchanged 6

Showing 28 of 28

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

MACKAY SHIELDS LLC

$39,180,459

26.08%

3,011,565

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

Manager	Shares	Value (USD)	% of position	Discretion
NEW YORK LIFE INVESTMENT MANAGEMENT LLC	2,116,912	$27,541,025	70.3%	Other
MCMORGAN & CO LLC	6,277	$81,663	0.2%	Other
IndexIQ Advisors LLC	6,510	$84,695	0.2%	Other
Held directly	881,866	$11,473,076	29.3%	Sole

Philosophy Capital Management LLC

$30,934,956

20.59%

2,377,783

ADAGE CAPITAL PARTNERS GP, L.L.C.

$16,905,545

11.25%

1,299,427

CastleKnight Management LP

$13,420,439

8.93%

1,031,548

ALGEBRIS (UK) LTD

$10,836,120

7.21%

832,907

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

Manager	Shares	Value (USD)	% of position	Discretion
Algebris Investments (US) Inc.	832,907	$10,836,120	100.0%	Defined

GENDELL JEFFREY L

$7,991,131

5.32%

614,230

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

Manager	Shares	Value (USD)	% of position	Discretion
Tontine Asset Management, LLC	454,267	$5,910,013	74.0%	Defined
Tontine Associates, LLC	159,963	$2,081,118	26.0%	Defined

VANGUARD CAPITAL MANAGEMENT LLC

$6,748,560

4.49%

518,721

NOMURA HOLDINGS INC

$6,274,605

4.18%

482,291

MACKENZIE FINANCIAL CORP

$4,700,526

3.13%

361,301

Liberty Mutual Group Asset Management Inc.

$3,658,201

2.44%

281,184

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

Manager	Shares	Value (USD)	% of position	Discretion
Liberty Mutual Insurance Company	112,483	$1,463,403	40.0%	Defined
PEERLESS INSURANCE COMPANY	78,724	$1,024,199	28.0%	Defined
Held directly	89,977	$1,170,599	32.0%	Defined

NOMURA ASSET MANAGEMENT CO LTD

$2,162,743

1.44%

166,237

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

Manager	Shares	Value (USD)	% of position	Discretion
Nomura Asset Management U.K. Ltd	166,237	$2,162,743	100.0%	Sole
Held directly	0	$0	0.0%	Sole

GEODE CAPITAL MANAGEMENT, LLC

$1,682,803

1.12%

129,347

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	10,495	$136,539	8.1%	Defined
Held directly	118,852	$1,546,264	91.9%	Defined

VANGUARD FIDUCIARY TRUST CO

$1,070,736

0.71%

82,301

Orvieto Partners, L.P.

$1,048,072

0.70%

80,559

SEI INVESTMENTS CO

$1,034,490

0.69%

79,515

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

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	79,515	$1,034,490	100.0%	Sole

BlackRock, Inc.

$654,884

0.44%

50,337

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	3,134	$40,773	6.2%	Sole
BlackRock Fund Advisors	47,203	$614,111	93.8%	Sole

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO

$453,723

0.30%

34,875

STATE STREET CORP

$308,675

0.21%

23,726

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	23,726	$308,675	100.0%	Defined

Icon Wealth Advisors, LLC

$301,272

0.20%

23,157

PensionDanmark Pensionsforsikringsaktieselskab

$287,351

0.19%

22,087

Qube Research & Technologies Ltd

$242,870

0.16%

18,668

UBS Group AG

$236,352

0.16%

18,167

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	18,165	$236,326	100.0%	Defined
UBS Switzerland AG	2	$26	0.0%	Defined

Vanguard Global Advisers, LLC

$59,169

0.04%

4,548

MORGAN STANLEY

$22,455

0.01%

1,726

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	1,726	$22,455	100.0%	Defined

WELLS FARGO & COMPANY/MN

$6,049

0.00%

465

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

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO CLEARING SERVICES, LLC	465	$6,049	100.0%	Defined

ROYAL BANK OF CANADA

$767

0.00%

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	59	$767	100.0%	Defined

Avion Wealth

$585

0.00%

BARCLAYS PLC

$130

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS CAPITAL INC.	10	$130	100.0%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
J.P. Morgan Investment Management Inc.	8,463	$69,396	54.5%	Defined
JPMorgan Asset Management (UK) Ltd	7,068	$57,957	45.5%	Defined

Key facts CIK 1532286 CUSIP 65441V200 13F (30d) 27 filings 25 filers Visit website Investor relations