Largest Utilities - Regulated Gas Companies by Market Cap

Largest Utilities - Regulated Gas companies by market cap. The Utilities - Regulated Gas sector has 94 publicly listed stocks with a combined market cap of $315.47 Billion. Atmos Energy Corporation leads the sector with a market cap of $28.78 Billion. This ranking covers all Utilities - Regulated Gas stocks globally — from large-cap industry leaders to mid-cap and small-cap companies — ranked by market capitalization and updated daily.

Total Market Cap (USD)

$315.47 Billion

Companies Listed

94

Largest Company

Atmos Energy Corporation

Top Utilities - Regulated Gas Stocks by Market Capitalization (October 2026)

Top Utilities - Regulated Gas stocks by market capitalization as of October 2026, covering 94 publicly listed companies.

Rank Company Market Cap (USD) Market Cap (Local) Country Price 24h Change 7d Change 24h Volume
1 Atmos Energy Corporation
NYSE:ATO 		$28.78 Billion $28.78 Billion USA $172.41 +0.78% -0.86% 24.92 Million
2 Naturgy Energy Group SA
MC:NTGY 		$24.77 Billion €21.19 Billion Spain €29.66 -0.47% -3.58% 33.64 Million
3 NATURGY ENERGY ADR1/5/E01
F:GANA 		$24.24 Billion €20.73 Billion Germany €5.35 +1.90% +1.90% 12.00
4 Uniper SE
XETRA:UN0 		$20.78 Billion €17.78 Billion Germany €43.20 +0.35% -1.82% 89.94K
5 NiSource Inc
NYSE:NI 		$20.43 Billion $20.43 Billion USA $44.57 -0.40% +2.01% 138.24 Million
6 SNAM S.P.A. ADR 2
F:SNM0 		$19.32 Billion €16.52 Billion Germany €13.30 +1.53% -0.75% 18.00
7 H.K. CHINA GAS HD-25 ADR
F:HCGS 		$14.74 Billion €12.61 Billion Germany €0.74 +2.08% +5.76% 3.00K
8 GAIL (India) Limited
NSE:GAIL 		$11.94 Billion Rs1.10 Trillion India Rs167.91 +1.66% -0.34% 192.06 Million
9 APA Group
AU:APA 		$10.56 Billion AU$14.92 Billion Australia AU$11.27 +0.54% -1.83% 69.94 Million
10 ENN Ecological Holdings Co Ltd
SHG:600803 		$9.39 Billion CN¥64.14 Billion China CN¥20.72 -0.10% +4.02% 190.17 Million
11 ENN ENERGY HLD.UNS.ADR/25
F:XGH0 		$8.90 Billion €7.61 Billion Germany €27.40 +0.00% -0.72% 186.00
12 UGI Corporation
NYSE:UGI 		$7.33 Billion $7.33 Billion USA $38.67 +0.29% +0.16% 36.53 Million
13 ENN Energy Holdings Limited
F:XGH 		$7.15 Billion €6.12 Billion Germany €5.50 +0.07% +0.07% 2.25K
14 Southwest Gas Holdings Inc
NYSE:SWX 		$6.67 Billion $6.67 Billion USA $93.08 -0.04% +2.20% 16.10 Million
15 Adani Total Gas Limited
NSE:ATGL 		$6.36 Billion Rs587.79 Billion India Rs534.45 -2.22% -3.33% 13.11 Million
16 Black Hills Corporation
NYSE:BKH 		$5.59 Billion $5.59 Billion USA $82.01 +0.68% +3.40% 32.18 Million
17 NewJersey Resources Corporation
NYSE:NJR 		$5.40 Billion $5.40 Billion USA $53.21 +0.19% -0.78% 15.98 Million
18 One Gas Inc
NYSE:OGS 		$4.93 Billion $4.93 Billion USA $78.54 +0.56% +0.37% 14.63 Million
19 Spire Inc
NYSE:SR 		$4.85 Billion $4.85 Billion USA $88.00 +1.48% +2.85% 11.60 Million
20 Brookfield Infrastructure Corp
NYSE:BIPC 		$4.61 Billion $4.61 Billion USA $37.49 -0.24% -0.37% 26.22 Million
21 Enagás S.A.
MC:ENG 		$4.38 Billion €3.75 Billion Spain €17.68 +0.23% +1.26% 22.36 Million
22 MDU Resources Group Inc
NYSE:MDU 		$4.15 Billion $4.15 Billion USA $19.72 +0.05% +1.81% 38.48 Million
23 Societatea Nationala de Transport Gaze Naturale Transgaz SA
RO:TGN 		$3.81 Billion RON16.60 Billion Romania RON88.10 +0.69% -0.68% 477.10K
24 ENAGAS A.A. ADR1/2/EO150
F:EG40 		$3.66 Billion €3.13 Billion Germany €7.90 -0.63% -2.47% 564.00
25 Chesapeake Utilities Corporation
NYSE:CPK 		$3.21 Billion $3.21 Billion USA $136.41 +0.63% +1.67% 3.84 Million
26 Shenzhen Gas Corp Ltd
SHG:601139 		$2.64 Billion CN¥18.07 Billion China CN¥6.28 +0.80% +2.78% 443.85 Million
27 Sichuan Qiaoyuan Gas Co.Ltd
SHE:301286 		$2.62 Billion CN¥17.93 Billion China CN¥44.81 -6.45% -11.55% 65.97 Million
28 Ahlatci Dogal Gaz Dagitim Enerji ve Yatirim A.S.
IS:AHGAZ 		$2.62 Billion TL116.76 Billion Turkey TL46.06 +0.13% +4.21% 125.27 Million
29 Companhia de Gás de São Paulo - COMGÁS
SA:CGAS3 		$2.57 Billion R$13.09 Billion Brazil R$125.99 +0.00% +1.12% 2.20K
30 China Suntien Green Energy Corp Ltd
SHG:600956 		$2.30 Billion CN¥15.69 Billion China CN¥6.63 -1.34% -1.78% 157.77 Million
31 Korea Gas Corporation
KO:036460 		$2.20 Billion ₩3.25 Trillion Korea ₩37200.00 +0.81% +1.78% 3.30 Million
32 Centuri Holdings, Inc.
NYSE:CTRI 		$2.17 Billion $2.17 Billion USA $21.49 -0.23% +11.23% 53.77 Million
33 Foran Energy Group Co Ltd
SHE:002911 		$2.15 Billion CN¥14.71 Billion China CN¥11.33 +2.35% +3.38% 132.40 Million
34 Indraprastha Gas Limited
NSE:IGL 		$2.11 Billion Rs194.87 Billion India Rs139.19 -1.73% -0.59% 39.20 Million
35 Northwest Natural Gas Co
NYSE:NWN 		$2.09 Billion $2.09 Billion USA $49.93 -0.06% +0.00% 6.11 Million
36 Perusahaan Gas Negara Persero
JK:PGAS 		$1.88 Billion Rp32.00 Trillion Indonesia Rp1320.00 +8.64% -3.65% 1.18 Billion
37 Gas Malaysia Bhd
KLSE:5209 		$1.70 Billion RM6.77 Billion Malaysia RM5.27 -1.13% +0.76% 24.43 Million
38 Gujarat State Petronet Limited
NSE:GSPL 		$1.64 Billion Rs151.41 Billion India Rs268.35 -7.13% -5.90% 60.56 Million
39 Xintai Ntrl Gas
SHG:603393 		$1.52 Billion CN¥10.39 Billion China CN¥24.50 +1.32% +3.64% 121.93 Million
40 Shanghai DaZhong Public Utilities Group Co Ltd
SHG:600635 		$1.41 Billion CN¥9.63 Billion China CN¥3.98 -2.93% -4.10% 590.69 Million
41 Aygaz AS
IS:AYGAZ 		$1.32 Billion TL59.13 Billion Turkey TL269.00 -0.74% -0.46% 12.89 Million
42 Suburban Propane Partners LP
NYSE:SPH 		$1.18 Billion $1.18 Billion USA $17.96 +0.62% +1.30% 4.07 Million
43 Mahanagar Gas Limited
NSE:MGL 		$1.12 Billion Rs103.57 Billion India Rs1048.50 -0.43% +1.37% 3.46 Million
44 Superior Plus Corp
TO:SPB 		$1.11 Billion CA$1.54 Billion Canada CA$6.89 -1.01% +2.68% 15.26 Million
45 Chongqing Gas Grp Corp Ltd
SHG:600917 		$1.03 Billion CN¥7.06 Billion China CN¥4.52 -3.62% -3.42% 135.21 Million
46 Chengdu Gas Group Co Ltd
SHG:603053 		$1.03 Billion CN¥7.02 Billion China CN¥7.90 -6.84% -6.29% 51.40 Million
47 Guizhou Gas Group Corporation Ltd Class A
SHG:600903 		$965.76 Million CN¥6.60 Billion China CN¥5.67 -2.07% -5.64% 777.01 Million
48 Delong Composite Energy Group Co Ltd
SHE:000593 		$847.01 Million CN¥5.79 Billion China CN¥16.14 -3.81% -6.54% 261.19 Million
49 Henan Lantian Gas Co Ltd
SHG:605368 		$671.36 Million CN¥4.59 Billion China CN¥6.42 +0.47% -0.47% 74.18 Million
50 Bestsun Energy Co Ltd
SHG:600681 		$661.23 Million CN¥4.52 Billion China CN¥3.37 -0.59% +1.20% 450.80 Million
51 Top Resource Conservation Engineering Co Ltd
SHE:300332 		$539.60 Million CN¥3.69 Billion China CN¥4.35 -2.25% -0.68% 379.54 Million
52 Changchun Gas Co Ltd
SHG:600333 		$488.38 Million CN¥3.34 Billion China CN¥5.48 -1.08% +0.92% 455.12 Million
53 Baskent Dogalgaz Dagitim Gayrimenkul Yatirim Ortakligi AS
IS:BASGZ 		$486.02 Million TL21.70 Billion Turkey TL31.00 -4.44% -15.07% 8.93 Million
54 Xinjiang East Universe Group Gas Co Ltd
SHG:603706 		$474.99 Million CN¥3.25 Billion China CN¥17.14 +0.41% +2.57% 23.73 Million
55 Metrogas SA
BA:METR 		$474.63 Million AR$655.93 Billion Argentina AR$2351.00 -0.25% +0.21% 6.17 Million
56 Great Taipei Gas Corp
TW:9908 		$456.04 Million NT$14.47 Billion Taiwan NT$28.90 +0.35% +0.17% 3.21 Million
57 Shinhsiung Natural Gas
TWO:8908 		$392.02 Million NT$12.44 Billion Taiwan NT$40.15 +0.88% +0.88% 852.11K
58 Xinjiang Torch Gas Co Ltd
SHG:603080 		$366.70 Million CN¥2.51 Billion China CN¥17.71 -1.94% -3.70% 38.81 Million
59 Xinjiang Haoyuan Natural Gas Co Ltd
SHE:002700 		$322.00 Million CN¥2.20 Billion China CN¥5.32 -2.56% -10.74% 126.86 Million
60 Hsin Tai Gas Co Ltd
TWO:8917 		$275.69 Million NT$8.75 Billion Taiwan NT$53.80 +3.46% +1.51% 136.89K
61 Shin Hai Gas Corp
TW:9926 		$275.13 Million NT$8.73 Billion Taiwan NT$48.65 -1.82% -0.31% 242.01K
62 Samchully
KO:004690 		$273.81 Million ₩404.03 Billion Korea ₩118000.00 -0.84% -3.67% 100.47K
63 Empresas Gasco S.A
SN:GASCO 		$246.20 Million CL$220.15 Billion Chile CL$1310.40 -0.73% -4.12% 46.05K
64 Shin Shin Natural Gas Co Ltd
TW:9918 		$237.23 Million NT$7.53 Billion Taiwan NT$42.30 -0.12% -0.59% 420.16K
65 RGC Resources Inc
NASDAQ:RGCO 		$226.31 Million $226.31 Million USA $22.92 +0.13% -0.56% 278.90K
66 China Tian Lun Gas Holdings Limited
F:TLJ 		$208.56 Million €178.39 Million Germany €0.19 -20.09% -35.96% 0.00
67 Yesco Holdings Co. Ltd
KO:015360 		$208.17 Million ₩307.18 Billion Korea ₩13840.00 -1.14% -1.21% 431.89K
68 AB AMBER GRID EO 029
F:AMH 		$206.17 Million €176.35 Million Germany €1.10 +0.92% +0.00% 0.00
69 Naturgy BAN SA
BA:GBAN 		$175.45 Million AR$242.46 Billion Argentina AR$1520.00 +0.33% -6.75% 91.49K
70 SHANGH.DAZ.PUBL.UTIL.YC 1
F:6WL 		$168.45 Million €144.08 Million Germany €0.27 +7.14% -19.64% 109.76K
71 Seoul City Gas
KO:017390 		$137.79 Million ₩203.33 Billion Korea ₩51700.00 +0.39% -0.39% 102.45K
72 Camuzzi Gas Pampeana SA
BA:CGPA2 		$136.51 Million AR$188.65 Billion Argentina AR$1420.00 -1.73% -6.27% 172.72K
73 Hsin Kao Gas Co Ltd
TW:9931 		$128.94 Million NT$4.09 Billion Taiwan NT$34.00 +0.15% -0.29% 405.52K
74 Daesung Energy
KO:117580 		$127.72 Million ₩188.46 Billion Korea ₩6930.00 +0.43% -2.39% 1.58 Million
75 KUB Malaysia Bhd
KLSE:6874 		$111.93 Million RM445.81 Million Malaysia RM0.80 +0.00% -0.62% 1.26 Million
76 IRM ENERGY LTD
NSE:IRMENERGY 		$106.86 Million Rs9.88 Billion India Rs240.65 -2.27% -0.50% 1.15 Million
77 Rukun Raharja Tbk
JK:RAJA 		$97.59 Million Rp1.67 Trillion Indonesia Rp394.00 -5.74% -17.57% 1.62 Billion
78 Distribuidora de Gas Cuyana SA
BA:DGCU2 		$85.53 Million AR$118.19 Billion Argentina AR$1200.00 -5.14% -8.05% 245.49K
79 Kyungdong City Gas Co Ltd
KO:267290 		$81.43 Million ₩120.16 Billion Korea ₩20400.00 -1.69% -2.63% 130.50K
80 Daesung Holdin
KO:016710 		$73.16 Million ₩107.96 Billion Korea ₩6730.00 -0.15% -0.74% 290.23K
81 Incheon City G
KO:034590 		$71.51 Million ₩105.52 Billion Korea ₩25600.00 -0.19% -0.58% 27.03K
82 Kyungdong Gas
KO:012320 		$61.76 Million ₩91.14 Billion Korea ₩41800.00 -2.79% -2.11% 133.08K
83 Wp Energy Public Company Limited
BK:WP 		$57.92 Million ฿1.86 Billion Thailand ฿3.64 -0.55% -0.55% 4.93 Million
84 Equus Energy Ltd
AU:EQU 		$48.87 Million AU$69.07 Million Australia AU$0.34 -0.74% +5.47% 2.61 Million
85 GSE Co. Ltd
KQ:053050 		$36.13 Million ₩53.32 Billion Korea ₩1778.00 -0.89% -3.89% 1.52 Million
86 Taekyung Chem
KO:006890 		$32.57 Million ₩48.06 Billion Korea ₩4240.00 -3.31% -8.32% 558.25K
87 Chinese People Holdings Company Limited
F:KEH 		$26.11 Million €22.34 Million Germany €0.00 -16.67% -16.67% 1.11 Million
88 Cavendish Hydrogen ASA
OL:CAVEN 		$17.57 Million Nkr166.92 Million Norway Nkr5.00 -7.50% -7.50% 459.57K
89 Scan Inter PCL
BK:SCN 		$15.89 Million ฿509.76 Million Thailand ฿0.42 +0.00% -6.67% 6.35 Million
90 TIANJIN JIN.PUB.U.H YC-10
F:TL6 		$6.72 Million €5.75 Million Germany €0.01 +0.00% -8.00% 0.00
91 TESGAS S.A.
WAR:TSG 		$4.81 Million zł17.48 Million Poland zł1.54 +0.98% -3.14% 221.53K
92 CF Energy Corp
V:CFY 		$4.53 Million CA$6.26 Million Canada CA$0.10 +11.76% +5.56% 397.98K
93 Hydrogenone Capital Growth PLC
LSE:HGEN 		$108.15K GBX888.86 Million UK GBX6.90 +15.00% +13.30% 41.29 Million
94 An Pha Petroleum Group JSC
VN:ASP 		$5.33K ₫140.35 Million Vietnam ₫14500.00 -1.69% -9.66% 5.18 Million

How Utilities - Regulated Gas Companies Are Ranked by Market Cap

Utilities - Regulated Gas companies are ranked by market cap, the latest share price multiplied by shares outstanding, with each company counted once at its primary listing.

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