Slide 1: 2024.1Q Earnings Briefing
2024.1Q 실적발표 EARNINGS BRIEFING May 2024
Slide 2: Disclaimer
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Slide 3: Business Highlights
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Slide 4: Subsidiary Financial Summary
1.24 △24.4% 0.61 1.12 △45.5% 0.47 △52.5% 18.86 △1.5% 0.62 0.38 +63.2% 0.02 △87.5% 0.91 +9,000.0% 0.32 △0.64 흑자전환 0.35 흑자전환 4.47 +2.3% 0.50 0.49 +2.0% 0.44 +4.8% 2.48 +3.8% 0.06 0.06 - 0.02 - 0.42 △12.5% △0.08 △0.03 적자지속 △0.13 적자지속 2.06 +39.2% 0.06 0.05 +20.0% 0.07 +16.7% 3.57 +5.3% 0.46 0.23 +100.0%
Slide 5: SK inc. Results and Highlights
We SK inc. 2024.1 EARNINGS BRIEFING BMY HMO OE, BeIO|o| SA] Az 573 457 291 235 233 1Q23 2Q23 3Q23 4Q23 1Q24 1024 1023 YoY 4Q23 Qoa ones 3,569 3,394 +5.2% 2,835 +25.9% Saeoly 457 235 +94.9% 233 +96.1% EBITDA 600 353 +69.8% 380 +57.7% *E&S ‘234 HAS COFF (M[SFHIBAA tS) SUMA! Slail-yAy Boll Chet HAs Ele
Slide 6: Biopharma CDMO Results
1024 AYA SS : SK BED ve 2024.10 EARNINGS BRIEFING SK Inc. Ss A zx gad CDMO 2A HAI 8! CBM SSH 2l-P ol] ME BH] SIE SASH AS — SKHEIZ SAO - ® Highlights Teel] ated o REZFO DY Y Us HAO] Wat ay HWyoOm OHS (YoY 410.9%) 2A 0 + GJ CDMO AFSS Core BHO! Cf OF HIM MALS Bh SIMO, oe ola NIE Arg 2a A18 Al4 + AIPA 9
Slide 7: SiC Wafer Results
We SK inc. 2024.1 EARNINGS BRIEFING AA HAT bat OfDLE Wafer A]zt aida (eti] etal = Yolo} 219 170 105 151 136 134 100 93 97 92 114 70 1023 2023 3023 4023 1024 1024 1Q23 YoY 4Q23 QoQ os 476 580 17.9% 485 A1.8% Sel} 42 114 463.3% 58 27.5% 31.1% A3.0%p EBITDA Of! 28.1% 37.8% A9.7%p FO] ASE|OH OHS, SHO S|
Slide 8: Semiconductor Materials Results
2024.1 EARNINGS BRIEFING We SK inc. HEALS MAAS SIS SAL, ATA Bt at ah AS CeO SHH AA 7] HY] BA He — ME|2|22 EBITDA — erste TEES] otal = Swols 107 94 94 87 78 37 y 39 36 37 64 52 57 55 41 1023 223 3Q23 4023 1024 1Q24 1023 YoY 4Q23 QoQ ones 320 311 +3.1% 309 +3.5% aeoly 55 52 +5.7% 57 -A3.9% EBITDA Of!
Slide 9: IT Service Results
1024 AMAA SS}: ITATHJA 4S (C&C) sean vo eaunes encene SiGe. ITHBIA BYE WSpOH OS 27 Shey! OHS SI}, EAI a SAS sat ye o]o| Het ® Highlights Essencore [etot] ayouel iT Service Oo TAHA SES AS A Cho] DEAE Stryol] cp= 86 DH (voy +18.6%) S7t AlS + HL SS ASS IF SSH DSAWS HS A BASt 26 54 40 31 o '24'd SU SSH
Slide 10: Appendix: Quarterly Financials by Subsidiary
We [Appendix] 2024.10 EARNINGS BRIEFING SK Inc. l x r=} ENZ/ Hd Al FL HSS ASAE EIS Al [ote] HAS, % 1Q21 2Q21 3Q21 4Q21 1Q22 2Q22 3Q22 4022 1Q23 2023 «43Q23) «44023 | jy) | sfeyzs oS 262 280 307 340 1,189 348 371 396 414 1,530 311 303 287 309 1,210 320 aeolo} 62 68 83 78 291 84 99 103 92 379 52 41 64
Slide 11: Thank You
THANK YOU 2024.1Q EARNINGS BRIEFING SK Inc.