36 slides from Turkiye Is Bankasi Anonim Sirketi's earnings presentation, Aug 24, 2026
Slide 1: Earnings Presentation 2026 H1
Earnings Presentation 2026 H1
Slide 2: Agenda
Macro Financial Outlook Performance Sustainability Digitalisation Agenda 2026 H1 Earnings Presentation Appendix
Slide 3: Macro Outlook
Macro Outlook Prolonged geopolitical More evident impacts of Delayed normalization in Maintained reserve buffers uncertainty geopolitical developments monetary policy Brent Oil Price CBRT’s Survey of Market CBRT Reserves CBRT’s Weighted Average (USD/barrel, last data: July 31, 2026) Participants (bn
Slide 4: Period Highlights
Period Highlights Funding costs have stabilized by the end of Q2 Ongoing asset repricing to support margin improvement Fee generation continued to be robust Prudent provisioning sustained, with asset quality indicators remained intact Enhanced capitalization, solid buffers sustained
Slide 5: Profitability & Efficiency
Profitability & Efficiency Profitability Ratios (1) Revenue Growth & OPEX 22.1% 18.6% 16.8% 13.8% QoQ YoY 1.7% 1.7% 1.2% 1.2% -39.9% 180.6% 2025 2026 H1 RoAA RoATA 2025 RoAE RoATE 2026 H1 18.8% 39.4% Efficiency Ratios(2) (adjusted) (2) 1.4% 65.4% 60.6% 55.0% 4.4% 25.5% 14.5% 3.8% (2) 2025 2026 H1 20
Slide 6: Actively Managed Asset Mix
Actively Managed Asset Mix Asset Structure Loans Currency Mix (bn. TL) 2,606 2,470 2,305 35.9% 35.4% FX 36.0% 6.4% 6.0% #1 TL Loans 3.3% 64.0% 64.1% 64.6% Securities Total Loans* Balances with CBRT 51.2% Cash & Banks 2025 2026 Q1 2026 Q2 Participations Fixed & Other Assets 16.2% Securities Currency
Slide 7: Well-Balanced Loan Portfolio
Well-Balanced Loan Portfolio TL Loans Breakdown Cash Loans TL Loans (bn. TL) FX Loans (bn. USD) 14.2% 6.3% 2.2% 6.9% 0.7% 1,685 -0.8% 1,475 1,584 31.1% 19.5 20.1 19.9 12.4% (1) SME 2025 2026 Q1 2026 Q2 2025 2026 Q1 2026 Q2 Retail Credit Cards* (2) GPLs* Non-Cash Loans Commercial and Corporate Loans
Slide 8: Securities Portfolio Supporting NIM Progression
Securities Portfolio Supporting NIM Progression TL Securities(1) (bn. TL) FX Securities (bn. USD) 14.3% -4.9% 6.9% 599 5.9 5.9 5.6 524 561 Fixed 48.1% 46.5% 43.9% CPI Other FRN 29.8% 24.9% 25.5% 26.3% 27.0% 28.0% 2025 2026 Q1 2026 Q2 2025 2026 Q1 2026 Q2 CPI Linkers Breakdown of Securities (2026 Q2)
Slide 9: Strategically Managed Funding Mix
Strategically Managed Funding Mix Liabilities Structure 7.1% Deposits Currency Mix (bn. TL) 8.9% 3,398 3,099 3,268 Deposits 4.5% 43.0% #1 REPOs & Money Market FX 4.4% 43.9% 45.3% Funds Borrowed TL (1) Securities Issued 8.4% 66.7% Equity Total Deposits* 56.1% 54.7% 57.0% Other 2025 2026 Q1 2026 Q2 Co
Slide 10: Wide-Spread Deposit Base
Wide-Spread Deposit Base Share of Demand Deposits (1) TL Deposits (bn. TL) 77.3% 77.6% 11.4% 8.4% 1,936 44.4% 42.6% 1,786 1,738 Total 15.3% 15.7% TL FX 2025 2026 Q1 2026 Q2 2026 Q1 2026 Q2 Deposit Composition FX Deposits Composition (bn. USD) 3,398 -1.1% 3,099 3,268 -5.9% 45.6% 31.9 33.6 31.6 #1 Ret
Slide 11: Net Interest Margin and Spread Evolution
Net Interest Margin and Spread Evolution NIM Evolution (1) (swap adjusted, quarterly) +40 bps +7 bps 3.7% 3.8% Full Year NIM: -1 bps 2.9% 2.3% -76 bps -46 bps 2.1% 3.2 – 3.4% 1.6% 1.2% -89 bps 2025 Q1 2025 Q2 2025 Q3 2025 Q4 2026 Q1 Loans Securities Other IEA Deposit Swap Cost Other IBL 2026 Q2 2026
Slide 12: Robust Fee Generation
Robust Fee Generation Net Fees and Commissions (mn. TL) Net F&C Composition (2026, Q2) 39.4% 4.7% 53% 5.1% AuM YoY growth 83,301 18.8% 7.8% 59,745 1 out of every 4 45,226 38,075 mobile investment transactions* in the market is executed 14.2% through İşCep 2026 Q1 2026 Q2 2025 H1 2026 H1 68.2% Consis
Slide 13: OPEX Primarily Driven by Business Development Investments
OPEX Primarily Driven by Business Development Investments Net F&C / OPEX (1) Composition of OPEX (1) 7% 4% 27% 90% Business Development Costs 83% 5% 78% HR Expenses 71% Operating Costs Depreciation 2026 H1 SDIF Fees 20% Other 37% 2024 2025 2026 Q1 2026 Q2 Net F&C / HR Expenses OPEX (1) Growth Contri
Slide 14: Resilient Asset Quality Metrics
Resilient Asset Quality Metrics Stages and Coverages (2026 Q2) Net NPL Formation (mn. TL, quarterly) 3.73% 0.6% 10.6% 60.4% 2.62% 2.81% 83.6% 2.51%* 12.7% 28,997 26,531 24,565 (1) 3.8% 8,927 8,349 20,648 8,716 17,814 15,639 Share of Stage I Share of Stage II NPL Ratio 25 Q4 26 Q1 26 Q2 NPL Ratio Cos
Slide 15: Comfortable Capital Buffers
Comfortable Capital Buffers Capital Ratios (Bank-Only, 2026 Q2) Capital Ratios (Consolidated, 2026 Q2) Internal Ratings-Based (IRB) Approach implementation has started as of July 2026. IRB-compliant Capital Ratios will start to be disclosed If IRB Applied If IRB Applied in the financial reports as o
Slide 16: 2026 Expectations & Targets
2026 Expectations & Targets Initial Guidance Revised Guidance TL Loan Growth Mid-30% Net Interest Margin (swap adj.) ~5% 3.2 - 3.4% Net Fees & Commissions Growth ~40% OPEX Growth Mid-40% NPL Ratio ~4% Net Cost of Risk < 250 bps Capital Adequacy Ratio >15% Return on Average Equity Real return over CP
Slide 17: Appendix
Appendix Digital Acceleration through extensive use of AI, Data & Analytics Page 18 Sustainability Journey Page 19 Sustainability Page 20 Strong Liquidity Page 23 Net Cost of Risk Page 24 Composition of OPEX Page 25 Asset Structure Page 26 Loans Page 27 Loan Composition Page 28 Sector Breakdown of L
Slide 18: Digital Acceleration through extensive use of AI, Data & Analytics
Digital Acceleration through extensive use of AI, Data & Analytics Share of Digital ~73% 80% Awards World’s Best Channels Consumer Retail Sales* Commission Best Mobile Digital Bank Through Digital Revenue Through Banking App Channels Digital Channels in Türkiye 97% 88.1% 94.6% Best in Lending Best i
Slide 19: Sustainability Journey
Sustainability Journey Net-Zero-2030 Interim First Blue Bond Issuance Emission Intensity Reduction Targets: Power Generation 61% Cement 21% NET-ZERO BANKING ALLIANCE Iron&Steel 10% commitment Aluminum 7% Real estate 36% Oil and gas 15% First TSRS Compliant Sustainability Report Road freight transpor
Slide 20: Sustainability
Sustainability First bank in Türkiye to announce its Sustainable Funding Strong Support for the Climate Transition Plan across all carbon- Transition in Economy intensive sectors Share of Sustainable Funding in FX Wholesale Funding 50% Our sectoral decarbonization targets within the scope of our Fir
Slide 21: Sustainability
Sustainability Effective High Level Commitment in Ensuring the compliance of the Management of Bank's activities and practices with Sustainability Governance Risks the climate change strategy Board Oversight: Governance Analysis Sustainability Committee Climate Change Risk Management – Climate Chang
Slide 22: Sustainability
Sustainability International Initiatives ESG Rating & Indices CSA 2025 Score : 75 Low Risk Climate Change: A 3/900 Global Banks Water Security: A- Reporting & Awards Environment-friendly Operations All locations covered by ISO 14001:2015 Sustainable Head Office Building Finance Awards 2025 Tuzla Tec
Slide 23: Strong Liquidity
Strong Liquidity Maturity Profile of FX Wholesale Funding(1) (bn. USD) Share of Sustainable Funding in FX Wholesale Funding 50% Subordinated Debt Securities Issued Other Funds Borrowed Securitization Syndication 4.4 Blue Bond issuance in 2026 Q1 50 mn. USD 1.9 Strong FX 1.4 Liquidity FX LCR 348% 0.6
Slide 24: Net Cost of Risk
Net Cost of Risk Provisions (TL mn) 26 Q1 26 Q2 2026 H1 Stage 1 987 2,470 3,457 Stage 2 4,129 3,673 7,802 Stage 3 14,674 13,759 28,433 Reversals (TL mn) (-) 26 Q1 26 Q2 2026 H1 Stage 1+2 1,291 25 1,316 Stage 3 5,861 4,279 10,140 Net CoR * 205 bps 237 bps 222 bps Currency Impact 5 bps 8 bps 7 bps Net
Slide 25: Composition of OPEX
Composition of OPEX (TL million) 2026 Q1 2026 Q2 ∆ QoQ 2025 H1 2026 H1 ∆ YoY HR Expenses 19,756 20,716 4.9% 26,416 40,472 53.2% Non-HR expenses 33,846 35,339 4.4% 39,719 69,185 74.2% Advertisement & Marketing 1,133 1,493 31.8% 1,915 2,626 37.1% IT and R&D 1,104 1,239 12.2% 1,637 2,343 43.1% Rental E
Slide 26: Asset Structure
Asset Structure Cash & Banks Securities Loans Participations & Other Assets (TL million) 2025 2026 Q1 2026 Q2 ∆ QoQ ∆ YtD IEA / Total Assets 86.9% 87.0% 86.3% Cash & Banks 1,001,893 1,055,655 990,818 -6.1% -1.1% Securities (Net) 774,904 820,926 859,113 4.7% 10.9% Loans 2,305,096 2,469,979 2,606,420
Slide 27: Loans
Loans (TL million) 2025 2026 Q1 2026 Q2 ∆ QoQ ∆ YtD Total Loans 2,305,096 2,469,979 2,606,420 5.5% 13.1% TL Loans 1,475,088 1,584,217 1,684,641 6.3% 14.2% Retail Loans* 820,292 888,792 952,130 7.1% 16.1% Housing Loans* 91,051 104,339 115,876 11.1% 27.3% Auto Loans* 8,784 11,003 12,381 12.5% 40.9% (1
Slide 28: Loan Composition
Loan Composition Currency Mix (bn.TL) Total Loans (bn. TL) 16.4% 35.5% Commercial & Corporate (1) SME FX 35.4% (2) Credit Cards TL Consumer (3) 64.6% 25.0% 23.1% TL Loans (bn. TL) 1,684.6 FX Loans (bn. USD) 1,584.2 1,475.1 12.4% 12.5% 13.3% 20.1 19.5 19.9 31.1% 31.4% 31.1% 9.0% 8.5% Commercial & Cor
Slide 29: Sector Breakdown of Loans
Sector Breakdown of Loans Total Loans Breakdown* (%) Commercial Loans Breakdown* (%) Metal Products 7.4% Energy 7.2% Retail Loans 36.5% Construction (1) Other 6.3% 32.5% Transportation & Logistics 6.2% Tourism 5.5% PPP Agriculture & Livestock 4.2% 5.4% Commercial, Textile Corporate & SME 4.3% Automo
Slide 30: Liabilities Structure
Liabilities Structure (TL million) 2025 2026 Q1 2026 Q2 ∆ QoQ ∆ YtD Equity Other (1) Securities Issued Funds Borrowed REPOs & Money Market Deposits Deposits 3,098,900 3,267,809 3,397,986 4.0% 9.7% IBL / Total Liabilities REPOs & Money Market 367,651 401,944 429,514 6.9% 16.8% 83.8% 83.9% 84.1% Funds
Slide 31: Deposits
Deposits Deposits Currency Mix (bn. TL) (TL million) 2025 2026 Q1 2026 Q2 ∆ QoQ ∆ YtD Total Deposits 3,098,900 3,267,809 3,397,986 4.0% 9.7% TL 43.0% TL Deposits 1,737,716 1,786,407 1,935,803 8.4% 11.4% FX 57.0% TL Saving Deposits 883,456 898,605 986,993 9.8% 11.7% TL Commercial Deposits 736,085 695
Slide 32: Income Statement Highlights
Income Statement Highlights (TL million) 2026 Q1 2026 Q2 ∆ QoQ 2025 H1 2026 H1 ∆ YoY Net Interest Income 41,760 33,371 -20.1% 32,595 75,130 130.5% (1) (-) SWAP Cost 8,086 13,120 62.3% 13,377 21,206 58.5% Net Interest Income Incl. Swap Cost 33,674 20,251 -39.9% 19,218 53,924 180.6% Net Fees & Commiss
Slide 33: Fees & Commissions Income
Fees & Commissions Income (TL million) 2026 Q1 2026 Q2 ∆ QoQ 2025 H1 2026 H1 ∆ YoY Cash Loans 3,666 3,890 6.1% 6,344 7,555 19.1% Non-Cash Loans 2,119 2,226 5.0% 3,491 4,344 24.4% Payment Systems 25,536 31,612 23.8% 40,680 57,148 40.5% Asset Management 3,200 3,368 5.3% 3,873 6,569 69.6% Money Transfe
Slide 34: Largest Private Bank
Largest Private Bank Market Shares Ranking among 2026 Q2 Sector(1) Private Banks(2) Private Banks Total Assets 10.6% 20.7% 1 Total Loans 10.6% 20.5% 1 TL Loans 10.7% 19.5% 2 FX Loans 10.4% 22.6% 1 Consumer Loans (3) 13.1% 18.5% 3 Non-Retail Loans 9.1% 20.8% 1 Total Deposits 12.1% 22.7% 1 TL Deposits
Slide 35: Disclaimer
Disclaimer The information in this document has been obtained by Tirkiye is Bankasi A.S. (“Iisbank") from sources believed to be reliable, however, Isbank cannot guarantee the accuracy, completeness, or correctness of such information. This document has been issued for information purposes only. The
Slide 36: Türkiye İş Bankası A.Ş.
Türkiye İş Bankası A.Ş. Phone Fax + 90 212 316 16 02 + 90 212 316 08 39 Head Office Investor Relations and E-mail Sustainability Division investorrelations@isbank.com.tr