SIR Capital Management, L.P.

Fundamental diversified ★Signal CIK 1434997
League rank
#933
in Fundamental diversified · #7401 overall
Long book
$1.07B
Q1 2026
Positions
88
Top-10 weight
39%
concentration
Last quarter
-5.4%
SPY +14.8%
Turnover
54%
of book per quarter

Strategy in plain words

auto-generated from filings

SIR Capital Management, L.P. is a diversified fundamental manager, running a $1.07B US long book across 88 positions.

The portfolio is moderately concentrated (top 10 ≈ 39% of the book). Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: ANTERO RESOURCES CORP, DEVON ENERGY CORP, PERMIAN RESOURCES CORP-CL A, EXPAND ENERGY CORP, CENOVUS ENERGY INC.

Over the last 9 quarters its long book ran on average 1.2pp per quarter behind the S&P 500, beating the index in 4 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-2.6%
Q2 2024
-2.0%
Q3 2024
+3.3%
Q4 2024
-0.2%
Q1 2025
+1.1%
Q2 2025
+5.9%
Q3 2025
+2.9%
Q4 2025
+26.6%
Q1 2026
-5.4%

Sector allocation

Energy
56%
Utilities
22%
Industrials
12%
Materials
6%
Technology
2%
Consumer staples
2%
Services media
1%
Real estate
0%

Long book by quarter

$993.2M
Q1 2024
$1.01B
Q2 2024
$1.03B
Q3 2024
$969.9M
Q4 2024
$1.14B
Q1 2025
$1.12B
Q2 2025
$1.11B
Q3 2025
$903.8M
Q4 2025
$1.07B
Q1 2026

What does SIR Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
AR ANTERO RESOURCES CORPEnergy1.2M$52.8M4.9%+141.7%
DVN DEVON ENERGY CORPEnergy1.0M$52.0M4.9%+104.2%
PR PERMIAN RESOURCES CORP-CL AEnergy2.2M$47.0M4.4%-16.5%
EXE EXPAND ENERGY CORPEnergy410.7K$45.1M4.2%+243.4%
CVE CENOVUS ENERGY INCEnergy1.5M$39.2M3.7%+180.9%
OKE ONEOK INCUtilities433.2K$39.2M3.7%-8.3%
OVV OVINTIV INCEnergy636.0K$37.8M3.5%+51.9%
HAL HALLIBURTON COEnergy961.4K$37.5M3.5%+968.2%
FCX FREEPORT-MCMORAN INCMaterials558.7K$32.8M3.1%-10.6%
LBRT LIBERTY ENERGY INCEnergy1.1M$30.9M2.9%+502.2%
KNTK KINETIK HOLDINGS INCUtilities629.5K$30.5M2.8%-6.3%
SU SUNCOR ENERGY INCEnergy434.6K$28.7M2.7%+19.9%
PSX PHILLIPS 66Energy149.1K$27.2M2.5%+39.4%
MGY MAGNOLIA OIL & GAS CORP - AEnergy851.1K$26.9M2.5%-15.8%
CHRD CHORD ENERGY CORPEnergy179.4K$25.5M2.4%New
KMI KINDER MORGAN INCUtilities739.7K$24.8M2.3%-51.6%
XEL XCEL ENERGY INCUtilities276.4K$22.0M2.1%-9.5%
TRP TC ENERGY CORPUtilities308.5K$19.3M1.8%-38.6%
PTEN PATTERSON-UTI ENERGY INCEnergy1.7M$18.6M1.7%New
BG BUNGE GLOBAL SAConsumer staples136.6K$17.4M1.6%-4.4%
CVX CHEVRON CORPEnergy77.4K$16.0M1.5%New
TRGP TARGA RESOURCES CORPUtilities63.4K$15.9M1.5%New
NRG NRG ENERGY INCUtilities101.6K$14.9M1.4%+42.1%
DK DELEK US HOLDINGS INCEnergy314.1K$14.2M1.3%New
SDRL SEADRILL LIMITEDEnergy301.8K$13.7M1.3%+95.7%
HBM HUDBAY MINERALS INCMaterials644.5K$13.5M1.3%-13.4%
CRC CALIFORNIA RESOURCES CORPEnergy188.7K$13.1M1.2%New
PUMP PROPETRO HOLDING CORPEnergy903.1K$13.0M1.2%-32.9%
UGI UGI CORPUtilities352.4K$12.8M1.2%+6.9%
MTZ MASTEC INCIndustrials36.5K$11.7M1.1%-72.3%
RES RPC INCEnergy1.6M$11.3M1.1%New
APA APA CORPEnergy234.1K$9.9M0.9%New
VG VENTURE GLOBAL INC-CL AUtilities618.3K$9.7M0.9%New
SRE SEMPRAUtilities100.3K$9.7M0.9%New
GLW CORNING INCIndustrials71.1K$9.7M0.9%-20.8%
FPS FORGENT POWER SOLUTIONS-CL AIndustrials322.7K$9.4M0.9%New
EOG EOG RESOURCES INCEnergy64.6K$9.3M0.9%New
SEI SOLARIS ENERGY INFRASTRUCTURIndustrials163.9K$9.3M0.9%-0.6%
TECK TECK RESOURCES LTD-CLS BMaterials173.9K$9.0M0.8%New
VRT VERTIV HOLDINGS CO-ATechnology35.8K$9.0M0.8%-34.6%
GNRC GENERAC HOLDINGS INCIndustrials40.7K$7.9M0.7%New
NVT NVENT ELECTRIC PLCIndustrials67.0K$7.9M0.7%-16.8%
WHD CACTUS INC - AIndustrials165.7K$7.9M0.7%+463.3%
AEP AMERICAN ELECTRIC POWERUtilities58.4K$7.7M0.7%New
EVGO EVGO INCServices media4.3M$7.5M0.7%Held
LNG CHENIERE ENERGY INCUtilities25.8K$7.3M0.7%New
HON HONEYWELL INTERNATIONAL INCIndustrials31.4K$7.1M0.7%New
ACDC PROFRAC HOLDING CORP-AEnergy1.1M$6.8M0.6%New
MOD MODINE MANUFACTURING COIndustrials29.4K$6.4M0.6%-55.0%
EXC EXELON CORPUtilities129.2K$6.3M0.6%-38.6%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202688$1.07B canonicalSEC ↗
Q4 202513F-HRFeb 13, 202680$903.8M canonicalSEC ↗
Q3 202513F-HRNov 14, 202578$1.11B canonicalSEC ↗
Q2 202513F-HRAug 12, 202587$1.12B canonicalSEC ↗
Q1 202513F-HRMay 15, 202576$1.14B canonicalSEC ↗
Q4 202413F-HRFeb 14, 202573$969.9M canonicalSEC ↗
Q3 202413F-HRNov 14, 202467$1.03B canonicalSEC ↗
Q2 202413F-HRAug 7, 202479$1.01B canonicalSEC ↗
Q1 202413F-HRMay 15, 202468$993.2M canonicalSEC ↗