X0609 4 2026-04-23 0000069488 MYERS INDUSTRIES INC MYE 0001140109 DEFEO RONALD M false 1293 SOUTH MAIN STREET AKRON OH 44301 true false false false false Common Stock 2026-04-23 4 D false 6250 D 59788 D Restricted Stock Units 2026-04-23 4 A false 6250 0 A Common Stock 6250 6250 D Upon the vesting of restricted stock units granted to the reporting person on May 5, 2025, the reporting person deferred the receipt of shares of common stock for such award and instead received stock units. As a result, the reporting person is reporting the disposition of 6,250 shares of common stock in exchange for an equal number of restricted stock units. On the date that the reporting person ceases to be a director for any reason whatsoever, or as soon thereafter as is reasonably practical, the Issuer shall make a payment to the reporting person of one share for every stock unit then held by the reporting person as payment with respect to each such stock unit. Restricted stock units convert into common stock on a one-for-one basis. On May 5, 2025, the reporting person was awarded 6,250 restricted stock units with respect to the reporting person's service as a director of the Issuer commencing on that date until the 2026 Annual Meeting of Shareholders, at which time the reporting person's award vested. The reporting person deferred the receipt of common stock for such award and instead received stock units. /s/ J. Bret Treier, attorney in fact for Ronald M. De Feo 2026-04-24