[RF Materials] Unwavering Growth Trajectory

Korea Investment & Securities Report (June 26, 2026)
Please see the attached file (in Korean)

[RF Materials] Strong Earnings Momentum Ahead for Next Year

Hana Securities Report (June 09, 2026)
Please see the attached file (in Korean)

[RF Materials] Korea’s Sole Lumentum Partner

Korea Investment & Securities Report (May 06, 2026)
Please see the attached file (in Korean)

[RF Materials] Comfortable Valuation and Earnings Outlook Backed by RF Catalysts

Hana Securities Report (April 30, 2026)
Please see the attached file (in Korean)

[RF Materials] RF Catalysts Expected to Follow Optical Momentum

Hana Securities Report (April 03, 2026)
Please see the attached file (in Korean)

[RF Materials] Insatiable Demand for Optical Modules

Hana Securities Report (March 13, 2026)
Please see the attached file (in Korean)

[RF Materials] Beyond a Ten-Bagger

Hana Securities Report (March 04, 2026)
Please see the attached file (in Korean)

[RF Materials] AI Momentum Points to Continued Share Price Upside

Hana Securities Report (January 28, 2026)
Please see the attached file (in Korean)

[RF Materials] US Restrictions on China Pave the Way for the Best Story

Hana Securities Report (January 07, 2026)
Please see the attached file (in Korean)

[RF Materials] The Stock Is Still Far from Its Peak

Hana Securities Report (November 20, 2025)
Please see the attached file (in Korean)