Optima Bank S.A.

Investor Presentation • Nov 11, 2025

9M 2025 results snapshot-on track to deliver FY 2025 guidance

^*Capital ratio incorporates period profits, dividend provision and Basel 4 first time adoption impact

Key 9M 2025 highlights

Resilient interest revenue

Strong fee generation

Cost efficiency

Elevated NIM

Contained CoR

Focus on returns

NII +1% QoQ and 5% YoY

+10% QoQ and 45% YoY

Cost to core income at 25.2%

At 3.34%, Optima's 9M 2025 NIM stands ~1pp above the competition

Cost of risk at 50bps with NPE ratio at 1.43%

9M 2025 ROTE at 25.3%

International recognition

Best commercial bank in Greece 2025

by International Banker

Solid performance driven by core income

		Key P&L items
--	--	---------------

€mn
	3Q 2025	2Q 2025	3Q 2024	QoQ	YoY	9M 2025	9M 2024	YoY
NII	52.2	51.7	49.6	1%	5%	153.4	141.1	9%
Fees	14.7	13.3	10.1	10%	45%	40.2	29.3	37%
Total revenues	72.4	71.9	66.5	1%	9%	212.7	188.0	13%
Opex	16.6	16.0	14.5	3%	14%	48.9	41.2	19%
PPI	55.8	55.9	52.0	0%	7%	163.9	146.9	12%
Impairments	4.4	5.7	3.6	-23%	23%	15.1	10.7	41%
Net Profit	42.3	42.1	39.2	0%	8%	123.4	108.2	14%

Strong KPIs, well above domestic peers

Key performance indicators

	3Q 2025	2Q 2025	9M 2025	9M 2024
NIM	3.22%	3.47%	3.34%	4.28%
NFM	0.91%	0.89%	0.87%	0.89%
Cost to core income	24.8%	24.6%	25.2%	25.0%
Cost of Risk	0.41%	0.56%	0.50%	0.50%
RoTE	25.3%	26.0%	25.3%	26.8%
Loans/deposits	77.3%	80.7%	77.3%	79.2%
Total Capital	16.25%	16.40%	16. 25%	15.58%

Gross loans up by 34% YoY

Optima bank +€1.1bn (+34% YoY) with market +€7.2bn (+6.0% YoY)

Strong deposits inflows continued in Q3

Optima bank +€1.5bn (+37% YoY) with market +€10.4bn (+5.3% YoY)

Asset gathering effort continues; AuM up by 29% YoY at €5.1bn

Optima mutual funds +€0.1bn (+68% y-t-d) with market +€5.9bn (+26.7% YoY)

*AuM incorporate valuation impact and net flows

Defensive balance sheet structure with solid liquidity metrics

LCR

227%

NSFR

136%

L/D

77.3%

ECB funding/assets

0%

The Balance Sheet expanded by 37% YoY

€mn
	9M 2024	9M 2025	Δ
Cash & Cash at banks	847	1,171	324
Securities	634	975	340
Net Loans	3,272	4,368	1,097
Assets	4,921	6,720	1,800
Deposits	4,132	5,648	1,516

Fastest growing and most efficient bank in Greece

NIM

Cost to Core Income

Depos Growth YoY

Loan Growth YoY

NPE ratio

DTC/CET1

Customer satisfaction at the core of our business model

Loan growth y-t-d

Net profit

NPE ratio

RoTE

Deposits growth y-t-d

Cost to core income

On track to deliver 2025 guidance

-	$\mathbf{n}$		$\cap$
- 4	IVI			5
	$\mathbf{U}\mathbf{V}\mathbf{U}$	_	v	$\overline{}$

+€0.8bn

+€1.0bn

€123.4mn

25.3%

1.43%

25.2%

9M 2025 FY 2025 guidance

+€1.0bn

+€1.25bn

€160mn

22%

<1.5%

<30%

76%

80%

77%

Volume growth continues profitably

Culturally ingrained cost awareness supports efficiency

Asset quality remains key focus

Strong capital position

High customer satisfaction

On track to meet 2025 guidance

Financial Analysis

9M Core income grew 14% at €193.6mn on the back of strong loan growth, deposit tailwinds and strong fees

Deposits tailwinds supported NII in Q3

	NII Breakdown
€mn		3Q 2024	4Q 2024	1Q 2025	2Q 2025	3Q 2025
	Loans	54.5	54.3	55.3	56.6	56.0
	Fixed income	6.0	6.3	7.0	6.7	5.1
	Deposits	-15.6	-15.9	-15.8	-14.0	-14.0
	CB & Interbank	4.9	4.2	3.2	2.7	5.3
	Other	-0.2	-0.2	-0.2	-0.2	-0.2
	Total	49.6	48.8	49.5	51.7	52.2
	NIM	4.20%	3.73%	3.53%	3.47%	3.22%

Fees grew 45% YoY with most lines increasing in the double digits

			NFI Breakdown
€mn	3Q 2024	4Q 2024	1Q 2025	2Q 2025	3Q 2025	Fees from mutual funds (+88% YoY) and the
Loans	2.4	3.0	2.6	2.9	2.6	brokerage business (+83% YoY) the key drivers in Q3, fully
LGs	3.3	3.6	3.9	4.0	4.3	aligned with our focus on affluent customers
Brokerage	1.9	2.9	2.8	2.9	3.6
Mutual Funds	1.0	1.0	1.4	1.4	1.8	+85% YoY
Other	1.5	1.6	1.5	2.2	2.4
Total	10.2	12.1	12.1	13.3	14.7
NFM	0.86%	0.92%	0.86%	0.89%	0.91%

Cost efficiency remains top class

Balance sheet structure

Ample liquidity with zero ECB funding

Well diversified loan book

^*Households includes mortgages, consumer and margin loans

Loan book breakdown

BB: Business banking-companies with turnover of €2.5-7.5mn SME: Small and medium companies-companies with turnover of €7.5-50mn LC: Large corporate-companies with turnover in excess of €50mn

Deposit growth driven primarily by retail time customers

Deposit beta is calculated by dividing the average deposit rate with the average 3M Euribor rate of a specific period

Well diversified securities book

Asset Quality

Healthy balance sheet with broadly stable NPEs

Almost half of NPEs at 0dpd

Capital

Organic capital generation offsets RWA growth

Sustainability

Our sustainability performance

Appendix

Income Statement

in EURmn	2Q 2024	3Q 2024	4Q 2024	1Q 2025	2Q 2025	3Q 2025
Net interest income	47.0	49.6	48.8	49.5	51.7	52.2
Net fee and commission income	9.3	10.1	12.1	12.1	13.3	14.7
Core Income	56.3	59.8	60.8	61.6	65.1	66.9
Other income	1.4	0.9	0.9	2.5	1.5	1.7
Trading Income	4.7	5.9	5.0	4.3	5.3	3.8
Total Net Revenues	62.5	66.5	66.7	68.4	71.9	72.4
of which one offs	-	-	-	-	1.0
Staff Costs	-7.5	-8.0	-9.8	-8.7	-8.9	-9.1
G&A Costs	-3.0	-4.5	-4.6	-5.4	-4.9	-5.2
Depreciation	-2.1	-2.0	-2.3	-2.2	-2.3	-2.2
Total Operating costs	-12.5	-14.5	-16.7	-16.2	-16.0	-16.6
Pre-Provisions Income	49.9	52.0	50.0	52.2	55.9	55.8
Pre-Provisions Income adj.	48.5	52.0	50.0	52.2	54.9	55.8
Core Pre-Provision Income	43.8	45.2	44.1	45.4	49.0	50.3
Profit from Associates	0.1	0.0	0.2	-	-	-
Impairments	-2.4	-3.6	-9.8	-5.0	5.7	4.4
Profit before Tax	47.7	48.4	40.4	47.2	50.1	51.4
Income tax	-11.4	-9.3	-8.3	-8.2	8.0	9.1
Non Controlling Interests	0.0	0.0	0.0	0.0	0.0	0.0
Net profit attributable to shareholders	36.3	39.2	32.0	39.0	42.1	42.3

Income Statement

in EURmn	1H 2024	9M 2024	FY 2024	1Q 2025	1H 2025	9M 2025
Net interest income	91.5	141.1	189.9	49.5	101.2	153.4
Net fee and commission income	19.1	29.3	41.3	12.1	25.5	40.2
Core Income	110.6	170.4	231.2	61.6	126.7	193.6
Other income	2.0	2.8	3.7	2.5	4.0	5.7
Trading Income	8.9	14.8	19.8	4.3	9.6	13.4
Total Net Revenues	121.5	188.0	254.7	68.4	140.3	212.7
of which one offs	-	-	-	-	1.0	1.0
Staff Costs	-14.8	-22.9	-32.6	-8.7	-17.5	-26.7
G&A Costs	-7.8	-12.3	-16.9	-5.4	-10.3	-15.5
Depreciation	-4.0	-6.0	-8.3	-2.2	-4.5	-6.7
Total Operating costs	-26.6	-41.2	-57.9	-16.2	-32.3	-48.9
Pre-Provisions Income	94.8	146.9	196.8	52.2	108.1	163.9
Pre-Provisions Income adj.	93.4	145.5	195.4	52.2	107.1	162.9
Core Pre-Provision Income	84.0	129.2	173.3	45.4	94.4	144.8
Profit from Associates	0.1	0.1	0.3	-	-	-
Impairments	-7.2	-10.7	-20.6	-5.0	-10.7	-15.1
Profit before Tax	87.8	136.3	176.6	47.2	97.4	148.7
Income tax	-18.8	-28.1	-36.4	-8.2	16.3	25.4
Non Controlling Interests	0.0	0.0	0.0	0.0	0.0	0.0
Net profit attributable to shareholders	69.0	108.2	140.2	39.0	81.1	123.4

Balance Sheet

in EURmn	1H 2024	9M 2024	FY 2024	1Q 2025	1H 2025	9M 2025
Cash & Cash at C.B.	759	847	969	842	1,091	1,171
Securities	602	637	728	748	800	975
Net Loans	3,029	3,272	3,613	3,920	4,190	4,368
PP&E	10	10	11	10	10	11
Intangible Assets	11	10	11	11	11	11
RoU assets	18	19	20	20	19	18
DTA	7	8	10	11	12	13
Other Assets	92	120	182	126	117	155
Total Assets	4,529	4,921	5,541	5,686	6,250	6,720
Due to C.B. and due to Banks	95	115	116	143	155	149
Deposits	3,715	4,132	4,643	4,773	5,192	5,648
Lease Liabilities	20	21	21	21	21	20
Other Liabilities	151	65	141	89	75	203
Total Liabilities	3,981	4,332	4,921	5,026	5,592	6,020
Share Capital	254	255	255	255	255	255
Total Equity	548	588	620	659	659	701
Total Liabilities & Equity	4,529	4,921	5,541	5,686	6,250	6,720

Macro environment is supportive

According to recent data published by the Bank of Greece, the growth rate of the Greek economy in 2025 is estimated at 2.2%, accelerating to 1.9% in 2026 and increasing marginally to 2.1% in 2027.

Latest BoG projections (9/2025)

	2023	2024f	2025f	2026f	2027f
Real GDP (%)	2.3	2.3	2.2	1.9	2.1
Inflation (%)	4.2	3.0	3.1	2.6	2.4
Unemployment (%)	11.1	10.1	9.4	8.8	8.2

Positive outlook for the Greek economy

Latest credit ratings			Outlook
	Last upgrade: 12/2023	BBB-	Positive (5/2025)
	Last upgrade: 4/2025	BBB	Stable (10/2025)
	Last upgrade on 3/2025	BBB	Stable (9/2025)
	Last upgrade on 12/2024	BBB	Stable (5/2025)
	Last upgrade on 3/2025	Baa3	Stable (9/2025)
	Last upgrade: 10/2025	BBB	Stable (10/2025)

Glossary

• Adjusted net profit: Net profit/loss adjusted after adding back one off expenses or deducting one off revenues
• Basic Earnings per share (EPS): Net profit attributable to ordinary shareholders divided by the weighted average number of shares
• Common Equity Tier 1 (CET1): Common Equity Tier I regulatory capital as defined by Regulation (EU) No 575/2013 as in force. based on the transitional rules for the reported period. divided by total Risk Weighted Assets (RWA)
• Core operating income: The total of net interest income. net banking fee and commission income and income from non banking services
• Cost to core income ratio: Total operating expenses divided by total core operating income.
• Cost to Income ratio: Total operating expenses divided by total operating income
• Cost of Risk (CoR): Impairment charge in the P&L, annualized, divided by the average gross loans over the period
• Earnings per share (EPS) underlying: Net profit attributable to ordinary shareholders excluding one off items, divided by the number of shares that resulted post the latest share capital increase
• Fees and commissions: The total of net banking fee and commission income and income from non banking services of the reported period
• Fully Loaded Common Equity Tier 1: Common Equity Tier I regulatory capital as defined by Regulation (EU) No 575/2013 as in force without the application of the relevant transitional rules for the reported period. divided by total Risk Weighted Assets (RWA)
• Gross Loans: Loans and advances to customers at amortised cost before expected credit loss allowance for impairment on loans and advances to customers at amortized cost and Loans and advances to customers mandatorily measured at FVTPL
• Liquidity Coverage Ratio (LCR): total amount of high-quality liquid assets over the net liquidity outflows for a 30-day stress period
• Loans to Deposits ratio (L/D): Loans and advances to customers at amortised cost divided by due to customers at the end of the reported period
• Impairments on loans: Impairment charge for expected credit loss

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Contact information

Kostantinos Vatousis, Head of Strategy, IR & ESG kvatousis@optimabank.gr

George Doukas, IRO gdoukas@optimabank.gr

32 Aigialeias & Paradeisou str. Maroussi Athens 15125 Greece

OPTIMAr.AT OPTIMA GA

ISIN: GRS533003000

www.optimabank.gr