Share ownership Global Power Synergy

GPSC

TH6488010005

Independent Power Producers

End-of-day quote Thailand S.E. Other stock markets 10/07/2026			5-day change	1st Jan Change
49.25 ^THB	+2.07%		+5.35%	+36.81%

19/05	Global Power Synergy says divestment of a subsidiary, Sheng Yang Energy Company	RE
18/05	Danish Firm, Global Power Synergy Consider Exit Strategy for Taiwan Offshore Wind Project	MT

Share class: Global Power Synergy

	Vote	Quantity	Free-Float	Company-owned shares	Total Float
Stock A	1	2,81,97,29,367	54,82,75,328 ( 19.44 %)	0	19.44 %

Major shareholders: Global Power Synergy

Name	Stocks	%	Valuation
PTT 55.23 %	1,55,73,86,870	55.23 %	1 938 M ฿
PTT GLOBAL CHEMICAL 10 %	28,19,72,937	10 %	351 M ฿
THAI OIL 10 %	28,19,72,937	10 %	351 M ฿
MFC Asset Management Public Co., Ltd. (Investment Management) 2.934 %	8,27,34,523	2.934 %	103 M ฿
Social Security Office of Thailand 1.941 %	5,47,39,895	1.941 %	68 M ฿
SCB Asset Management Co., Ltd. 0.6636 %	1,87,10,705	0.6636 %	23 M ฿
Somphop Tingthanathikul 0.3546 %	1,00,00,000	0.3546 %	12 M ฿
Krungsri Asset Management Co., Ltd. 0.3066 %	86,45,796	0.3066 %	11 M ฿
Kasikorn Asset Management Co., Ltd. 0.2197 %	61,95,900	0.2197 %	8 M ฿
Krung Thai Asset Management Public Co., Ltd. 0.2179 %	61,45,591	0.2179 %	8 M ฿
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Name	Stocks	%	Valuation
State Street Global Advisors Ltd. 0.004411 %	1,24,371	0.004411 %	154 771 ฿
State Street Global Advisors Ltd. (Canada) 0.000223 %	6,300	0.000223 %	7 840 ฿
Edouard 7 Gestion Privée SAS 0 %	3	0 %	4 ฿

Breakdown by shareholder type

PTT Public Co., Ltd.	55.24%
PTT Global Chemical Plc	10%
Thai Oil Public Co. Ltd.	10%
Institutional	6.66%
Individuals	0.35%
Unknown	17.75%

Based on 1000 largest holdings

Geographical origin of shareholders

Thailand	81.88%
Individuals	0.35%
United States	0.02%

Based on 1000 largest holdings

Global Power Synergy Public Company Limited is a Thailand-based company, which is engaged in the production and distribution of electricity, steam and water for industrial use to the government and industrial customers. The Company operates through three segments: Independent Power Producer, Small Power Producer and others. Its business portfolio includes combine cycle/cogeneration/thermal, renewable energy and other businesses. Its renewable energy portfolio includes Houay Ho Power plant, Refuse Derived Fuel Power Plant, Offshore Wind Farm, Changfang and Xidao (CFXD), and Glow Energy Solar. The Company's combine cycle/cogeneration/thermal portfolio includes Sriracha Power Plant, GHECO-One Power Plant, Glow Energy Phase 4, Energy Recovery Unit Co., Ltd., and Nava Nakorn Electricity Generating Co., Ltd. The Company's other businesses include GPSC Treasury Center Co., Ltd., Business Services Alliance Co., Ltd., Eastern Fluid Transport Co., Ltd., and 24M Technologies Inc.

Employees

Sector

Independent Power Producers

Calendar

Earnings release - Q2 2026

More about the company