Largest Companies on Thailand Exchange Ranked by Market Cap

Thailand Exchange (BK) lists 643 publicly traded companies with a combined market cap of $637.64 Billion. Based in Thailand, this ranking covers all BK-listed stocks ordered by market capitalization — from the largest blue-chip companies to smaller listed firms. Updated daily with live market data.

Total Market Cap (USD)

$637.64 Billion

Listed Companies

643

Exchange Location

Thailand
Rank Company Market Cap (USD) Market Cap (Local) Price 24h Change 7d Change Country 52-Week Range 24h Volume
1 Delta Electronics (Thailand) Public Company Limited
BK:DELTA 		$103.03 Billion ฿3.31 Trillion ฿265.00 -0.75% -13.68% Thailand Low: ฿143.00 / High: ฿364.00 379.97 Million
2 Advanced Info Service Public Company Limited
BK:ADVANC 		$34.21 Billion ฿1.10 Trillion ฿369.00 -1.34% -1.86% Thailand Low: ฿288.00 / High: ฿404.00 183.82 Million
3 PTT Public Company Limited
BK:PTT 		$33.77 Billion ฿1.08 Trillion ฿38.25 +0.66% -3.16% Thailand Low: ฿30.25 / High: ฿39.75 2.85 Billion
4 Gulf Energy Development Public Company Limited
BK:GULF 		$30.97 Billion ฿993.50 Billion ฿66.50 +0.00% +0.76% Thailand Low: ฿39.75 / High: ฿67.75 1.63 Billion
5 Airports Of Thailand PCL
BK:AOT 		$28.05 Billion ฿900.00 Billion ฿63.00 -1.56% -0.79% Thailand Low: ฿36.00 / High: ฿64.75 742.64 Million
6 Krung Thai Bank Public Company Limited
BK:KTB 		$19.49 Billion ฿625.43 Billion ฿44.75 +1.13% +2.87% Thailand Low: ฿23.50 / High: ฿44.75 2.50 Billion
7 Kasikornbank Public Company Limited
BK:KBANK 		$18.24 Billion ฿585.22 Billion ฿247.00 +0.00% +2.92% Thailand Low: ฿162.50 / High: ฿247.00 443.88 Million
8 PTT Exploration and Production Public Company Limited
BK:PTTEP 		$18.13 Billion ฿581.60 Billion ฿146.50 -1.68% -2.33% Thailand Low: ฿105.00 / High: ฿161.50 625.26 Million
9 SCB X Public Company Limited
BK:SCB 		$16.11 Billion ฿516.85 Billion ฿153.50 -0.32% -0.97% Thailand Low: ฿126.00 / High: ฿158.50 640.91 Million
10 True Corporation Public Company Limited
BK:TRUE 		$14.32 Billion ฿459.54 Billion ฿13.30 -3.62% -5.00% Thailand Low: ฿10.40 / High: ฿14.80 4.34 Billion
11 CP ALL Public Company Limited
BK:CPALL 		$13.69 Billion ฿439.09 Billion ฿49.25 +1.03% +5.91% Thailand Low: ฿41.00 / High: ฿54.50 888.24 Million
12 CP ALL Public Company Limited
BK:CPALL-R 		$13.41 Billion ฿430.35 Billion ฿48.25 +0.00% +7.22% Thailand Low: ฿44.00 / High: ฿48.25 13.65 Million
13 The Siam Commercial Bank Public Company Limited
BK:SCB-R 		$13.22 Billion ฿424.26 Billion ฿126.00 +0.00% -2.33% Thailand Low: ฿126.00 / High: ฿131.50 183.76 Million
14 Bangkok Bank PCL
BK:BBL 		$11.45 Billion ฿367.45 Billion ฿192.50 -0.26% +0.79% Thailand Low: ฿147.00 / High: ฿203.00 453.80 Million
15 The Siam Cement Public Company Limited
BK:SCC 		$9.80 Billion ฿314.40 Billion ฿262.00 -0.76% +3.15% Thailand Low: ฿166.50 / High: ฿264.00 126.58 Million
16 Bangkok Dusit Medical Services Public Company Limited
BK:BDMS 		$9.71 Billion ฿311.48 Billion ฿19.60 +0.51% +3.70% Thailand Low: ฿17.60 / High: ฿22.90 1.64 Billion
17 Central Pattana Public Company Limited
BK:CPN-R 		$9.69 Billion ฿310.79 Billion ฿69.25 +0.73% +8.73% Thailand Low: ฿51.50 / High: ฿69.25 179.20 Million
17 Central Pattana Public Company Limited
BK:CPN 		$9.69 Billion ฿310.79 Billion ฿69.25 +0.73% +7.36% Thailand Low: ฿50.25 / High: ฿70.00 182.49 Million
18 Bank of Ayudhya PCL
BK:BAY 		$9.69 Billion ฿310.78 Billion ฿42.25 -0.59% +1.81% Thailand Low: ฿22.80 / High: ฿46.75 91.78 Million
19 PTT Global Chemical Public Company Limited
BK:PTTGC 		$5.20 Billion ฿166.83 Billion ฿37.00 -0.67% -6.92% Thailand Low: ฿19.10 / High: ฿40.50 896.02 Million
20 Charoen Pokphand Foods Public Company Limited
BK:CPF 		$5.16 Billion ฿165.61 Billion ฿21.70 -3.56% -0.46% Thailand Low: ฿18.60 / High: ฿24.40 925.80 Million
21 Thai Airways International Public Company Limited
BK:THAI 		$4.90 Billion ฿157.08 Billion ฿5.55 +1.83% -6.72% Thailand Low: ฿5.45 / High: ฿15.00 2.90 Billion
22 Banpu Public Company Limited
BK:BANPU 		$4.72 Billion ฿151.29 Billion ฿15.10 -1.31% +162.61% Thailand Low: ฿4.28 / High: ฿15.30 1.06 Billion
23 Bumrungrad Hospital PCL
BK:BH 		$4.70 Billion ฿150.65 Billion ฿189.50 +0.80% +5.87% Thailand Low: ฿136.50 / High: ฿213.00 94.57 Million
24 Bumrungrad Hospital Public Company Limited
BK:BH-R 		$4.61 Billion ฿147.86 Billion ฿186.00 +0.27% +3.33% Thailand Low: ฿172.00 / High: ฿189.50 115.70 Million
25 Global Power Synergy PCL
BK:GPSC 		$4.55 Billion ฿145.92 Billion ฿51.75 -0.96% -5.05% Thailand Low: ฿30.00 / High: ฿54.50 313.89 Million
26 Thai Oil Public Company Limited
BK:TOP 		$4.39 Billion ฿140.73 Billion ฿63.00 -3.08% -1.18% Thailand Low: ฿30.50 / High: ฿65.75 630.29 Million
27 Minor International Public Company Limited
BK:MINT 		$4.12 Billion ฿132.11 Billion ฿23.30 -1.69% +4.48% Thailand Low: ฿19.80 / High: ฿26.75 924.34 Million
28 Indorama Ventures PCL
BK:IVL 		$3.83 Billion ฿122.96 Billion ฿21.90 -0.45% -11.69% Thailand Low: ฿14.80 / High: ฿26.00 843.99 Million
29 TISCO Financial Group Public Company Limited
BK:TISCO 		$3.24 Billion ฿104.08 Billion ฿130.00 +0.00% +0.00% Thailand Low: ฿99.50 / High: ฿133.00 113.05 Million
30 Bangkok Expressway and Metro Public Company Limited
BK:BEM 		$3.15 Billion ฿101.10 Billion ฿6.75 +0.00% +0.75% Thailand Low: ฿5.00 / High: ฿6.80 1.02 Billion
31 Krungthai Card PCL
BK:KTC 		$3.13 Billion ฿100.56 Billion ฿39.00 +0.65% +0.00% Thailand Low: ฿24.80 / High: ฿40.50 779.35 Million
31 Krungthai Card Public Company Limited
BK:KTC-R 		$3.13 Billion ฿100.56 Billion ฿39.00 +0.65% +36.47% Thailand Low: ฿26.75 / High: ฿40.50 755.37 Million
32 Kiatnakin Phatra Bank Public Company Limited
BK:KKP 		$2.89 Billion ฿92.70 Billion ฿113.50 +0.44% -3.81% Thailand Low: ฿56.75 / High: ฿120.00 288.88 Million
33 Thanachart Capital Public Company Limited
BK:TCAP 		$2.83 Billion ฿90.70 Billion ฿86.50 +0.87% +16.50% Thailand Low: ฿49.00 / High: ฿86.50 146.91 Million
34 Home Product Center Public Company Limited
BK:HMPRO 		$2.71 Billion ฿86.91 Billion ฿6.70 +0.00% +4.69% Thailand Low: ฿5.80 / High: ฿7.90 1.04 Billion
35 Cal-Comp Electronics (Thailand) Public Company Limited
BK:CCET 		$2.70 Billion ฿86.74 Billion ฿8.30 +1.22% -6.74% Thailand Low: ฿4.42 / High: ฿10.20 1.49 Billion
36 Ratch Group Public Company Limited
BK:RATCH 		$2.61 Billion ฿83.74 Billion ฿38.50 +0.00% -1.91% Thailand Low: ฿25.50 / High: ฿39.50 252.21 Million
37 WHA Corporation Public Company Limited
BK:WHA 		$2.25 Billion ฿72.04 Billion ฿4.82 -2.03% -5.49% Thailand Low: ฿3.10 / High: ฿5.45 3.35 Billion
37 WHA Corporation Public Company Limited
BK:WHA-R 		$2.25 Billion ฿72.04 Billion ฿4.82 -2.03% +15.09% Thailand Low: ฿3.44 / High: ฿5.45 3.22 Billion
38 Com7 PCL
BK:COM7 		$2.20 Billion ฿70.73 Billion ฿30.00 -0.83% +0.84% Thailand Low: ฿18.40 / High: ฿30.75 332.72 Million
39 Electricity Generating Public Company Limited
BK:EGCO 		$2.17 Billion ฿69.49 Billion ฿132.00 +0.00% -1.86% Thailand Low: ฿107.50 / High: ฿138.00 49.16 Million
40 Bangchak Corporation Public Company Limited
BK:BCP 		$2.02 Billion ฿64.83 Billion ฿44.25 -0.56% -1.67% Thailand Low: ฿25.00 / High: ฿45.50 305.08 Million
41 Berli Jucker PCL
BK:BJC 		$2.01 Billion ฿64.53 Billion ฿16.10 -1.83% +5.23% Thailand Low: ฿13.30 / High: ฿21.00 241.93 Million
42 Thai President Foods Public Company Limited
BK:TFMAMA 		$1.92 Billion ฿61.65 Billion ฿187.00 +0.54% +0.54% Thailand Low: ฿185.50 / High: ฿198.50 117.36K
43 Com7 Public Company Limited
BK:COM7-R 		$1.85 Billion ฿59.46 Billion ฿25.25 +1.00% +0.00% Thailand Low: ฿21.80 / High: ฿26.00 239.41 Million
44 Carabao Group Public Company Limited
BK:CBG-R 		$1.85 Billion ฿59.25 Billion ฿59.25 -2.87% +12.86% Thailand Low: ฿50.75 / High: ฿77.50 84.54 Million
45 Thaifoods Group Public Company Limited
BK:TFG-R 		$1.78 Billion ฿56.99 Billion ฿9.60 +0.52% +88.24% Thailand Low: ฿4.90 / High: ฿11.00 378.91 Million
46 Thaifoods Group Public Company Limited
BK:TFG 		$1.74 Billion ฿55.90 Billion ฿9.60 +0.52% -4.95% Thailand Low: ฿4.38 / High: ฿11.30 430.62 Million
47 Thanachart Capital Public Company Limited
BK:TCAP-R 		$1.68 Billion ฿53.74 Billion ฿51.25 +0.00% +0.99% Thailand Low: ฿48.97 / High: ฿51.25 38.21 Million
48 KCE Electronics Public Company Limited
BK:KCE 		$1.65 Billion ฿52.90 Billion ฿44.75 +4.07% +6.55% Thailand Low: ฿16.50 / High: ฿45.25 616.62 Million
49 Central Plaza Hotel Public Company Limited
BK:CENTEL 		$1.63 Billion ฿52.31 Billion ฿38.75 -1.27% +6.90% Thailand Low: ฿26.00 / High: ฿40.25 110.91 Million
50 Thai Union Group PCL
BK:TU 		$1.59 Billion ฿50.89 Billion ฿13.20 +0.00% +6.45% Thailand Low: ฿10.60 / High: ฿14.00 457.82 Million
51 Carabao Group Public Company Limited
BK:CBG 		$1.57 Billion ฿50.50 Billion ฿50.50 -3.81% +1.00% Thailand Low: ฿34.25 / High: ฿61.00 187.62 Million
52 Kiatnakin Phatra Bank Public Company Limited
BK:KKP-R 		$1.54 Billion ฿49.50 Billion ฿60.25 +0.00% -1.23% Thailand Low: ฿50.25 / High: ฿61.00 67.00 Million
53 Thai Union Group Public Company Limited
BK:TU-R 		$1.51 Billion ฿48.57 Billion ฿12.60 -0.79% +2.44% Thailand Low: ฿12.10 / High: ฿13.53 222.00 Million
54 B.Grimm Power Public Company Limited
BK:BGRIM 		$1.50 Billion ฿48.23 Billion ฿18.50 -0.54% -5.13% Thailand Low: ฿10.30 / High: ฿20.20 883.36 Million
55 IRPC Public Company Limited
BK:IRPC 		$1.45 Billion ฿46.54 Billion ฿2.28 +0.00% +1.79% Thailand Low: ฿0.92 / High: ฿2.30 4.38 Billion
56 Star Petroleum Refining Co Ltd
BK:SPRC 		$1.42 Billion ฿45.53 Billion ฿10.50 -2.78% +0.00% Thailand Low: ฿4.30 / High: ฿11.10 920.70 Million
57 Land and Houses Public Company Limited
BK:LH 		$1.41 Billion ฿45.17 Billion ฿3.78 -1.05% +1.07% Thailand Low: ฿3.44 / High: ฿4.48 717.33 Million
58 Siam City Cement Public Company Limited
BK:SCCC 		$1.41 Billion ฿45.15 Billion ฿151.50 +1.00% +1.68% Thailand Low: ฿138.00 / High: ฿156.50 1.62 Million
59 Central Plaza Hotel Public Company Limited
BK:CENTEL-R 		$1.40 Billion ฿44.89 Billion ฿33.25 +2.31% +12.71% Thailand Low: ฿26.00 / High: ฿33.25 82.53 Million
60 Gunkul Engineering Public Company Limited
BK:GUNKUL 		$1.37 Billion ฿43.87 Billion ฿5.10 +0.99% -1.92% Thailand Low: ฿1.70 / High: ฿5.40 3.34 Billion
61 Bangkok Life Assurance Public Company Limited
BK:BLA 		$1.36 Billion ฿43.54 Billion ฿25.50 -1.92% -1.92% Thailand Low: ฿17.40 / High: ฿27.50 53.90 Million
62 VGI Public Company Limited
BK:VGI-R 		$1.34 Billion ฿43.05 Billion ฿2.04 +0.99% -2.86% Thailand Low: ฿2.02 / High: ฿2.20 902.06 Million
63 Siam Global House Public Company Limited
BK:GLOBAL 		$1.33 Billion ฿42.68 Billion ฿7.90 -1.25% +12.06% Thailand Low: ฿5.40 / High: ฿8.60 595.17 Million
64 Srisawad Power 1979 PCL
BK:SAWAD 		$1.31 Billion ฿41.95 Billion ฿25.25 -0.98% +3.06% Thailand Low: ฿19.90 / High: ฿31.50 547.90 Million
65 TTW Public Company Limited
BK:TTW 		$1.31 Billion ฿41.90 Billion ฿10.50 +0.00% +0.96% Thailand Low: ฿8.90 / High: ฿10.50 101.56 Million
66 Saha Pathana Inter-Holding PCL
BK:SPI 		$1.29 Billion ฿41.50 Billion ฿32.25 -0.77% -4.44% Thailand Low: ฿32.00 / High: ฿48.50 195.34K
67 Bangkok Airways Public Company Limited
BK:BA 		$1.28 Billion ฿41.11 Billion ฿19.60 +1.03% +10.73% Thailand Low: ฿12.70 / High: ฿19.60 273.96 Million
68 WHA Premium Growth Freehold And Leasehold Real Estate Investment Trust
BK:WHART 		$1.24 Billion ฿39.89 Billion ฿11.50 +0.00% +2.68% Thailand Low: ฿8.95 / High: ฿11.50 43.26 Million
69 TTW Public Company Limited
BK:TTW-R 		$1.15 Billion ฿36.91 Billion ฿9.25 +0.54% +1.65% Thailand Low: ฿9.00 / High: ฿9.25 45.45 Million
70 Banpu Power Public Company Limited
BK:BPP 		$1.14 Billion ฿36.57 Billion ฿12.00 +0.84% +4.35% Thailand Low: ฿8.05 / High: ฿13.00 7.27 Million
71 Mega Lifesciences Public Company Limited
BK:MEGA 		$1.05 Billion ฿33.57 Billion ฿38.50 -0.65% +3.36% Thailand Low: ฿27.75 / High: ฿39.75 20.33 Million
72 BTS Group Holdings Public Company Limited
BK:BTS 		$1.04 Billion ฿33.48 Billion ฿2.08 +0.00% +0.00% Thailand Low: ฿1.99 / High: ฿3.60 2.10 Billion
73 MBK Public Company Limited
BK:MBK 		$1.04 Billion ฿33.40 Billion ฿23.90 +3.46% +11.16% Thailand Low: ฿16.40 / High: ฿23.90 54.25 Million
74 Bangkok Chain Hospital Public Company Limited
BK:BCH-R 		$1.03 Billion ฿33.17 Billion ฿13.30 +1.53% +2.31% Thailand Low: ฿12.70 / High: ฿14.60 187.70 Million
75 Supalai Public Company Limited
BK:SPALI-R 		$1.02 Billion ฿32.86 Billion ฿17.40 +3.57% +9.43% Thailand Low: ฿15.20 / High: ฿17.40 136.61 Million
76 Hana Microelectronics Public Company Limited
BK:HANA 		$1.01 Billion ฿32.54 Billion ฿36.75 +3.52% -3.92% Thailand Low: ฿15.10 / High: ฿40.50 720.25 Million
77 Amata Corporation Public Company Limited
BK:AMATA 		$1.01 Billion ฿32.49 Billion ฿28.25 +1.80% +0.00% Thailand Low: ฿14.10 / High: ฿29.25 287.76 Million
78 POSCO-Thainox Public Company Limited
BK:INOX 		$1.01 Billion ฿32.43 Billion ฿4.16 +0.00% -0.48% Thailand Low: ฿0.35 / High: ฿4.48 2.50 Million
79 TOA Paint (Thailand) Public Company Limited
BK:TOA 		$978.87 Million ฿31.41 Billion ฿16.20 +0.00% +4.52% Thailand Low: ฿11.70 / High: ฿16.30 100.14 Million
80 CH. Karnchang PCL
BK:CK 		$953.23 Million ฿30.58 Billion ฿18.20 +0.55% -0.55% Thailand Low: ฿11.20 / High: ฿20.20 249.13 Million
81 Supalai Public Company Limited
BK:SPALI 		$934.91 Million ฿29.99 Billion ฿15.90 +0.00% +0.63% Thailand Low: ฿14.90 / High: ฿18.80 120.79 Million
82 TOA PAINT (THAILAND)
BK:TOA-R 		$924.49 Million ฿29.66 Billion ฿15.30 -1.29% +6.99% Thailand Low: ฿14.06 / High: ฿15.50 57.92 Million
83 Regional Container Lines Public Company Limited
BK:RCL 		$917.02 Million ฿29.42 Billion ฿35.50 +1.43% +3.65% Thailand Low: ฿25.00 / High: ฿35.50 110.94 Million
84 WHA Utilities and Power Public Company Limited
BK:WHAUP 		$900.13 Million ฿28.88 Billion ฿7.55 +0.00% -6.21% Thailand Low: ฿3.32 / High: ฿8.25 576.29 Million
85 Sri Trang Agro-Industry Public Company Limited
BK:STA 		$880.92 Million ฿28.26 Billion ฿18.40 -1.08% -1.60% Thailand Low: ฿11.20 / High: ฿20.00 242.79 Million
86 CH. Karnchang Public Company Limited
BK:CK-R 		$874.67 Million ฿28.06 Billion ฿16.70 +3.09% +11.33% Thailand Low: ฿13.50 / High: ฿16.70 94.76 Million
87 Mega Lifesciences Public Company Limited
BK:MEGA-R 		$869.61 Million ฿27.90 Billion ฿32.00 +0.00% +14.29% Thailand Low: ฿28.00 / High: ฿32.00 16.49 Million
88 Plan B Media PCL
BK:PLANB 		$867.49 Million ฿27.83 Billion ฿6.05 +0.83% +0.00% Thailand Low: ฿3.10 / High: ฿6.10 1.21 Billion
89 Bangkok Chain Hospital Public Company Limited
BK:BCH 		$847.24 Million ฿27.18 Billion ฿10.90 -0.91% +7.92% Thailand Low: ฿9.15 / High: ฿14.60 355.94 Million
90 Siri Prime Office Property Fd
BK:SIRI 		$831.53 Million ฿26.68 Billion ฿1.53 +0.00% +2.00% Thailand Low: ฿1.30 / High: ฿1.58 1.23 Billion
91 BANPU POWER
BK:BPP-R 		$821.71 Million ฿26.36 Billion ฿8.65 +0.58% +2.37% Thailand Low: ฿8.20 / High: ฿8.70 72.64 Million
92 IRPC Public Company Limited
BK:IRPC-R 		$814.31 Million ฿26.13 Billion ฿1.28 +0.79% +19.63% Thailand Low: ฿0.92 / High: ฿2.34 1.92 Billion
93 AEON Thana Sinsap (Thailand) Public Company Limited
BK:AEONTS 		$809.84 Million ฿25.98 Billion ฿105.00 -0.94% +0.96% Thailand Low: ฿87.50 / High: ฿120.00 18.70 Million
94 AP (Thailand) Public Company Limited
BK:AP 		$808.95 Million ฿25.95 Billion ฿8.25 +0.00% +3.77% Thailand Low: ฿6.95 / High: ฿9.55 302.71 Million
95 Sansiri Public Company Limited
BK:SIRI-R 		$804.36 Million ฿25.81 Billion ฿1.48 +0.68% +0.68% Thailand Low: ฿1.41 / High: ฿1.73 1.35 Billion
96 MBK Public Company Limited
BK:MBK-R 		$775.40 Million ฿24.88 Billion ฿17.80 +0.00% +2.30% Thailand Low: ฿16.88 / High: ฿18.10 25.63 Million
97 Tipco Asphalt Public Company Limited
BK:TASCO 		$757.62 Million ฿24.31 Billion ฿15.40 +0.65% +10.00% Thailand Low: ฿12.50 / High: ฿15.50 183.99 Million
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