RLI Corp. (NYSE:RLI) – RLI Corp. announced today that it will release its first quarter 2026 earnings after market close on Wednesday, April 22, 2026.

The company will hold its quarterly conference call to discuss first quarter results on Thursday, April 23, 2026, at 12 p.m. CDT. This call is being webcast by Q4 and can be accessed at https://events.q4inc.com/attendee/570395995.

ABOUT RLI

RLI Corp. (NYSE:RLI) is a specialty insurer serving niche property, casualty and surety markets. The company provides deep underwriting expertise and superior service to commercial and personal lines customers nationwide. RLI's products are offered through its insurance subsidiaries RLI Insurance Company, Mt. Hawley Insurance Company and Contractors Bonding and Insurance Company. All of RLI's subsidiaries are rated A++ "Superior" by AM Best Company. RLI has paid and increased regular dividends for 50 consecutive years and delivered underwriting profits for 30 consecutive years. To learn more about RLI, visit www.rlicorp.com.

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MEDIA CONTACT

Aaron Diefenthaler

Chief Financial Officer

309-693-5846

investors@rlicorp.com

RLI First Quarter Earnings Release & Teleconference