Nine Energy Service

NINE • NYSE

Nine Energy Service is a oil & gas equipment & services company in the energy sector on NYSE, led by Ann G. Fox, with a market cap of $14.0M. As of Q3 2025, 23% of shares are held by 43 institutional investors, with GENDELL JEFFREY L as the largest holder at 9.64%.

CEOAnn G. Fox

Market Cap$14.0M

Oil & Gas Equipment & Services

Energy

Employees1.2K

Websitenineenergyservice.com

Country

United States of America

Overview

Overview of institutional ownership in NINE as of Q3 2025 with a market cap of $27.4M

All Institutions

Institutions: 43
Value Held: $6.2M
Shares Held: 9.8M
Avg Position: $143.4K
Median Position: $18.4K

Hedge Funds

Hedge Funds: 6
Value Held: $800.3K
Shares Held: 1.3M
Avg Position: $133.4K
Median Position: $138.1K

Ownership Breakdown

Institutional (non-HF)

19.59%

$5.4M

Hedge Funds

2.92%

$800.3K

Retail & Other

77.48%

$21.2M

Based on market cap of $27.4M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in NINE as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
G GENDELL JEFFREY L Institution	-	$2.6M 0.05% of portfolio	9.64% 4.2M shares	Q1 2023 Held for 2y 8m	$5.5B
C Clarity Financial LLC Institution	-	$957.8K 0.10% of portfolio	3.50% 1.5M shares	Q4 2020 Held for 4y 11m	$1.0B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$635.5K 0.00% of portfolio	2.32% 1.0M shares	Q1 2018 Held for 7y 8m	$6.69T
B BlackRock, Inc. Institution	-	$377.1K 0.00% of portfolio	1.38% 596.8K shares	Q1 2018 Held for 7y 8m	$5.67T
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	David Allen Lippe CEO	$283.9K 0.00% of portfolio	1.04% 449.3K shares	Q3 2018 Held for 7y 2m	$75.8B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$203.2K 0.00% of portfolio	0.74% 321.5K shares	Q1 2018 Held for 7y 8m	$1.57T
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	David Khabie-Zeitoune CEO	$176.0K 0.02% of portfolio	0.64% 278.5K shares	Q4 2023 Held for 1y 11m	$1.1B
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$152.4K 0.00% of portfolio	0.56% 241.2K shares	Q2 2020 Held for 5y 5m	$122.08B
C CastleKnight Management LP Hedge Fund•Event Driven	Aaron Michael Weitman CIO	$123.9K 0.01% of portfolio	0.45% 196.0K shares	Q4 2023 Held for 1y 11m	$1.9B
MACKAY SHIELDS LLC Long Only Manager	Alison Hiers Micucci CEO	$73.5K 0.02% of portfolio	0.27% 116.3K shares	Q1 2023 Held for 2y 8m	$435.7M

Net Capital Flow

Institutional buying and selling activity for NINE in Q3 2025

Traded: −$367.3K
Buyers: 17
Sellers: 27
Total Bought: +$592.2K
Total Sold: −$959.5K
Avg Position: $104.5K

Biggest Buyers

Institution	Net Bought	Current Position
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$152.4K +241.2K shares	$152.4K 241.2K shares
B BlackRock, Inc. Institution	+$149.0K +235.8K shares	$377.1K 596.8K shares
VANGUARD GROUP INC Institution	+$73.9K +116.9K shares	$635.5K 1.0M shares
GEODE CAPITAL MANAGEMENT LLC ETF Provider	+$54.8K +86.8K shares	$203.2K 321.5K shares
TWO SIGMA INVESTMENTS LLC Hedge Fund•Multi-Strategy	+$47.2K +74.7K shares	$47.2K 74.7K shares
T TWO SIGMA SECURITIES, LLC Institution	+$32.0K +50.7K shares	$32.0K 50.7K shares
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	+$19.9K +31.6K shares	$176.0K 278.5K shares
L Legacy Advisors, LLC RIA/Wealth	+$18.4K +29.0K shares	$18.4K 29.0K shares
ARISTEIA CAPITAL LLC Hedge Fund•Multi-Strategy	+$16.9K +26.7K shares	$16.9K 26.7K shares
X XTX Topco Ltd Institution	+$16.6K +26.3K shares	$16.6K 26.3K shares

Biggest Sellers

Institution	Net Sold	Current Position
C Clarity Financial LLC Institution	−$277.3K −438.9K shares	$957.8K 1.5M shares
GOLDMAN SACHS GROUP INC Institution	−$115.2K −149.4K shares	Sold Off 0 shares
Cambridge Investment Research Advisors, Inc. RIA/Wealth	−$81.9K −129.6K shares	$58.3K 92.3K shares
V Virtu Financial LLC Institution	−$78.1K −101.3K shares	Sold Off 0 shares
BB&T CORP Institution	−$73.2K −94.9K shares	Sold Off 0 shares
J JANE STREET GROUP, LLC Institution	−$66.4K −86.1K shares	Sold Off 0 shares
H HRT FINANCIAL LLC Institution	−$62.9K −81.6K shares	Sold Off 0 shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	−$49.3K −78.0K shares	$52.6K 83.3K shares
S SIMPLEX TRADING, LLC Institution	−$41.7K −54.1K shares	Sold Off 0 shares
Invesco Ltd. ETF Provider	−$22.3K −35.3K shares	$21.7K 34.4K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited NINE in Q3 2025

New Positions: 2
New Value: $1.8K
Exited Positions: 15
Exited Value: $506.2K

New Positions

Institution	Position Value
Fortitude Family Office, LLC Family Office	$1.5K 2.3K shares
B BRYN MAWR TRUST CO/PA Institution	$329.0 521.0 shares

Exited Positions

Institution	Previous Position
GOLDMAN SACHS GROUP INC Institution	$115.2K 149.4K shares
V Virtu Financial LLC Institution	$78.1K 101.3K shares
BB&T CORP Institution	$73.2K 94.9K shares
J JANE STREET GROUP, LLC Institution	$66.4K 86.1K shares
H HRT FINANCIAL LLC Institution	$62.9K 81.6K shares
S SIMPLEX TRADING, LLC Institution	$41.7K 54.1K shares
C Cubist Systematic Strategies, LLC Institution	$16.3K 21.1K shares
G Ground Swell Capital, LLC Hedge Fund•Multi-Strategy	$14.8K 19.2K shares
B Baader Bank INC Institution	$11.5K 24.2K shares
W WOLVERINE TRADING, LLC Institution	$8.4K 12.0K shares

Options Activity

Institutions with the largest Call and Put options positions in NINE as of Q3 2025

Call Positions: 4
Call Value: $52.0K
Put Positions: 2
Put Value: $6.4K

Call Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$22.3K 353.0 contracts
J JANE STREET GROUP, LLC Institution	$18.2K 288.0 contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$11.5K 183.0 contracts
W WOLVERINE TRADING, LLC Institution	- - contracts

Put Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$6.4K 102.0 contracts
J JANE STREET GROUP, LLC Institution	- - contracts

Most Committed Institutions

Institutions with NINE as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
C Clarity Financial LLC Institution	-	0.10% $957.8K	3.50% 1.5M shares	Q4 2020 Held for 4y 11m	$1.0B
G GENDELL JEFFREY L Institution	-	0.05% $2.6M	9.64% 4.2M shares	Q1 2023 Held for 2y 8m	$5.5B
MACKAY SHIELDS LLC Long Only Manager	Alison Hiers Micucci CEO	0.02% $73.5K	0.27% 116.3K shares	Q1 2023 Held for 2y 8m	$435.7M
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	David Khabie-Zeitoune CEO	0.02% $176.0K	0.64% 278.5K shares	Q4 2023 Held for 1y 11m	$1.1B
C CastleKnight Management LP Hedge Fund•Event Driven	Aaron Michael Weitman CIO	0.01% $123.9K	0.45% 196.0K shares	Q4 2023 Held for 1y 11m	$1.9B
T TWO SIGMA SECURITIES, LLC Institution	-	0.00% $32.0K	0.12% 50.7K shares	Q1 2025 Held for 8 months	$675.6M
L Legacy Advisors, LLC RIA/Wealth	Vincent Albert Panvini Managing Partner	0.00% $18.4K	0.07% 29.0K shares	Q4 2024 Held for 11 months	$610.7M
B Bell State Bank & Trust Institution	-	0.00% $23.5K	0.09% 37.3K shares	Q4 2019 Held for 5y 11m	$2.3B
X XTX Topco Ltd Institution	-	0.00% $16.6K	0.06% 26.3K shares	Q2 2024 Held for 1y 5m	$1.9B
ARISTEIA CAPITAL LLC Hedge Fund•Multi-Strategy	Andrew Benjamin David COO	0.00% $16.9K	0.06% 26.7K shares	Q1 2025 Held for 8 months	$2.0B

Hedge Fund Spotlight

Discover hedge funds investing in NINE

CastleKnight Management LP

Hedge Fund • Event Driven

Portfolio ManagerAaron Michael Weitman

Portfolio Value: $1.9B
Positions: 365
Last Reported: Q3 2025

Sector Allocation

Position in Nine Energy Service

Market Value: $123.9K
Shares Held: 196.0K
Portfolio Weight: 0.01%
Owned Since: 2023-Q4

Top Holding	Sector	Market Value	Weight
1 Marvell Technology, Inc. MRVL	Semiconductors Technology	$57.3M	3.08%
2 Micron Technology MU	Semiconductors Technology	$48.0M	2.58%
3 Modine Manufacturing MOD	Auto - Parts Consumer Cyclical	$46.3M	2.49%