Ken Griffin Oil & Gas Equipment & Services

Citadel Advisors LLC

$505 Billion
Q3 2024

Stock List

Stock	Market Cap.	Holding Value (Reported)	# of Shares.	Last Trade
BKR Baker Hughes CO	$43.2B	$78 Million 0.02% of portfolio	2,158,172	Q3 2024 Added 1.02%
TS Tenaris Sa	$21.8B	$57.1 Million 0.01% of portfolio	1,795,953	Q3 2024 Added 7.37%
XPRO Expro Group Holdings N.V.	$1.44B	$54.7 Million 0.01% of portfolio	3,187,529	Q3 2024 New
HAL Halliburton CO	$27.3B	$42.5 Million 0.01% of portfolio	1,461,863	Q3 2024 Added 68.29%
WFRD Weatherford International PLC	$5.9B	$23.5 Million 0.0% of portfolio	276,579	Q3 2024 New
USAC Usa Compression Partners, LP	$2.25B	$20 Million 0.0% of portfolio	872,407	Q3 2024 Reduced 31.73%
SLB Schlumberger Limited	$61.6B	$19.9 Million 0.0% of portfolio	473,775	Q3 2024 Added 129.63%
NOV Nov Inc.	$6.37B	$18 Million 0.0% of portfolio	1,126,312	Q3 2024 Added 739.65%
RES Rpc Inc	$1.28B	$17 Million 0.0% of portfolio	2,669,394	Q3 2024 Added 43.31%
TDW Tidewater Inc	$2.43B	$14 Million 0.0% of portfolio	194,607	Q3 2024 Added 340.68%
DNOW Now Inc.	$1.62B	$9.74 Million 0.0% of portfolio	753,456	Q3 2024 Reduced 2.54%
WHD Cactus, Inc.	$3.98B	$7.74 Million 0.0% of portfolio	129,670	Q3 2024 Added 642.8%
PUMP Pro Petro Holding Corp.	$814M	$7.14 Million 0.0% of portfolio	932,155	Q3 2024 Added 77.61%
LBRT Liberty Energy Inc.	$3.16B	$4.45 Million 0.0% of portfolio	233,234	Q3 2024 Reduced 16.82%
SOI Solaris Oilfield Infrastructure, Inc.	$442M	$3.01 Million 0.0% of portfolio	235,705	Q3 2024 Added 60.28%
OIS Oil States International, Inc	$343M	$2.34 Million 0.0% of portfolio	509,584	Q3 2024 Reduced 40.07%
WTTR Select Energy Services, Inc.	$1.33B	$2.24 Million 0.0% of portfolio	201,188	Q3 2024 Reduced 52.0%
AROC Archrock, Inc.	$3.62B	$2.19 Million 0.0% of portfolio	108,148	Q3 2024 Reduced 45.54%
TTI Tetra Technologies Inc	$494M	$1.97 Million 0.0% of portfolio	636,723	Q3 2024 Added 40.24%
OII Oceaneering International Inc	$2.76B	$1.63 Million 0.0% of portfolio	65,423	Q3 2024 Added 996.23%
NOA North American Construction Group Ltd.	$527M	$1.05 Million 0.0% of portfolio	56,338	Q3 2024 Reduced 50.56%
NGS Natural Gas Services Group Inc	$301M	$859,000 0.0% of portfolio	44,964	Q3 2024 Added 69.33%
MRC Mrc Global Inc.	$1.13B	$529,000 0.0% of portfolio	41,572	Q3 2024 Reduced 77.77%
FET Forum Energy Technologies, Inc.	$88.3M	$475,000 0.0% of portfolio	30,764	Q3 2024 Reduced 12.83%
BOOM Dmc Global Inc.	$161M	$432,000 0.0% of portfolio	33,310	Q3 2024 Reduced 85.08%
HLX Helix Energy Solutions Group Inc	$1.57B	$410,000 0.0% of portfolio	36,976	Q3 2024 Reduced 88.18%
KLXE Klx Energy Services Holdings, Inc.	$66.7M	$229,000 0.0% of portfolio	41,893	Q3 2024 Added 32.85%
VTOL Bristow Group Inc.	$1.03B	$182,000 0.0% of portfolio	5,252	Q3 2024 Reduced 90.75%
CHX Champion X Corp	$6.16B	$82,000 0.0% of portfolio	2,729	Q3 2024 Reduced 99.39%
NINE Nine Energy Service, Inc.	$41.7M	$36,000 0.0% of portfolio	32,088	Q3 2024 Reduced 39.08%
VAL Valaris LTD	$3.8B	$27,000 0.0% of portfolio	493	Q3 2024 Reduced 98.26%
SND Smart Sand, Inc.	$105M	$25,000 0.0% of portfolio	12,917	Q3 2024 Reduced 68.7%
DWSN Dawson Geophysical CO	$37.6M	$23,000 0.0% of portfolio	14,893	Q3 2024 Added 29.66%
ENSV Enservco Corp	$689K	$5,000 0.0% of portfolio	45,820	Q3 2024 New
PFHC Pro Frac Holding Corp.	$0	$0 0.0% of portfolio	273,009	Q3 2024 Added 820.03%

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Ken Griffin

Ken Griffin is the founder and CEO of Citadel Advisors, a successful investment firm that uses technology and data-driven approaches to investing. Griffin is known for his expertise in quantitative investing and his innovative approach to investing. He has generated strong returns for his clients over the long term.

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