2023 Financial Results

2022 Financial Results SK Broadband Top-line, EBITDA and operating income improved YoY on the back of solid growth of pay tv subscriber base and strong B2B business Consolidated Income Statement Key Metrics (KRW bn) Operating 2022 2021 YOY 4Q22 4Q21 YoY OP & margin 4,156 4,049 2.6% 1,053 1,061 A0.7% revenue - Pay tv 1,883 1,836 2.6% 468 463 1.1% 76 78 00 - Fixed line 1,044 1,058 A1.3% 272 296 A8.3% (KRW bn) 306 276 80 72 - B2B business 1,230 1,155 6.4% 314 301 4.1% Operating 3,851 3,774 2.0% 982 1,003 A2.2% expenses 7.4% Operating 306 276 10.9% 72 57 25.1% 7.4% 7.6% 7.6% 6.8% income 6.8% Net income 217 198 9.6% 58 35 65.3% EBITDA 1,276 1,221 4.5% 314 302 4.1% 1Q22 2Q22 3Q22 4Q22 2021 2022 CAPEX 820 823 Δ0.3% 401 397 1.0% O SKB consolidated revenue of KRW 4.2tn, up 2.6% YoY •Pay tv revenue growth with IPTV subscriber growth and content sales growth EBITDA & margin (KRW bn) 1,276 1,221 • Continued growth of B2B business with more new orders and higher Data Center utilization rates 321 320 320 314 SKB consolidated operating income of KRW 305.7bn, up 10.9% YoY • Revenue growth and expansion of profitable B2B business ● SKB consolidated net income was up 9.6% YoY on the back of higher operating income SKB CAPEX of KRW 0.8tn executed о- 31.3% 31.0% 30.7% 30.2% 30.7% 29.9% 1Q22 2Q22 3Q22 4Q22 2021 2022 6

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