S.N.G.N. Romgaz S.A.

Earnings Release • Oct 28, 2025

Report on 9 Months 2025 Preliminary Key Operational Results

Report date: October 28, 2025

Company name: Societatea Nationala de Gaze Naturale ROMGAZ S.A.

Address: Medias, 4 Constantin I. Motas Square, Sibiu County - Romania, 551130

Phone/fax no: 004-0374-401020 / 004-0269-846901

Fiscal Code: RO14056826

LEI Code: 2549009R7KJ38D9RW354

Trade Register registration number: J2001000392326 Subscribed and paid in share capital: 3,854,224,000 RON

Regulated market where the issued securities are traded: Bucharest Stock Exchange (BVB)

This report provides preliminary information on important operational indicators of Romgaz Group for the first 9 months of 2025. The information on this report may undergo changes and may differ from those that will be published in the first 9 months 2025 report. The first 9 months 2025 consolidated financial results will be published on November 14, 2025.

Operational results

Operational results
Q3 2024	Q2 2025	Q3 2025P	ΔQ3 2025P* (%)	Main Indicators	9M 2024	9M 2025P	Δ9M 2025P* (%)
7.69	7.82	7.78	1.07	Total hydrocarbon production (mln boe), of which:	23.82	23.96	0.61
7.62	7.72	7.65	0.45	Gross gas production (mln boe)	23.61	23.63	0.11
1,185.0	1,200.2	1,190.4	0.45	Gross gas production (mln cm)	3,672.0	3,675.9	0.11
0.074	0.107	0.122	64.13	Condensate production (mln boe)	0.211	0.331	56.89
8,993	12,965	14,760	64.13	Condensate production (tons)	25,461	39,944	56.89
983.9	1,141.1	1,102.9	12.10	Gas sold from domestic production (mln cm)**	3,228.7	3,629.5	12.41
278.9	141.8	138.6	-50.30	Electricity production (GWh)	729.7	480.1	-34.21
12.9	35.9	0	-100.00	Total gas withdrawn from UGSs (mln cm)	996.4	1,249.5	25.40
692.2	895.9	1,116.0	61.23	Total gas injected into UGSs (min cm)	1,512.9	2,045.7	35.22

P - preliminary

1 tone = 8.276 boe; 1 bcm = 6.428571 mln boe

Variations are calculated using all decimal digits available

Chief Executive Office Răzyan POPESCU

12001000392326

romgaz. (1)

Societatea Națională de Gaze Naturale Romgaz S.A. T: 004-0374 = 401020 F: 004-0269-846901

E: secretariat@romgaz.ro

551130, Mediaş Piaţa C.I. Motaş, nr.4 Jud. Sibiu – România Capital social: 3.854.224.000 lei CIF: RO 14056826 Nr.ord.reg.com: J32/392/2001

S.N.G.N. ROMGAZ S.A.

2 8. OCT. 2025

INTRARE/IESIRE

^* O3 2025P vs Q3 2024

^** Including gas purchased from domestic production.

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CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS

This report includes forward-looking statements, which include, without limitation, any statements preceded by, followed by or that include the words "may", "will", "would", "should", "expect", "intend", "estimate", "forecast", "anticipate", "project", "believe", "seek", "plan", "predict", "continue", "commit", "undertaking" and similar expressions or their negatives. Such forward-looking statements involve known and unknown risks, uncertainties and other important factors beyond the Group's control that could cause its actual results, performance or achievements to be materially different from future results, performance or achievements expressed or implied by such forward-looking statements.

Such forward-looking statements are based on numerous assumptions regarding the Group's present and future business strategies and the environment in which the Group will operate in the future and should not be taken as promises.

Reviewing forward-looking statements should carefully consider the foregoing remarks and other uncertainties and events, especially in light of the political, economic, social and legal environment in which the Group operates. Forward-looking statements contained in this report are valid only as at the date of this report. The Group expressly disclaims any obligation or undertaking to disseminate any updates or revisions to any forward-looking statements contained herein to reflect any change in the Group's expectations with regard thereto or any change in events, conditions or circumstances on which any of such statements are based unless required to do so by any applicable regulatory regime.