A Form 4 filed with the SEC on August 21, 2026, reports that Stephen P. Mawer, a director of Calumet, Inc. /DE (NASDAQ:CLMT), acquired a total of 920 restricted stock units on August 20, 2026.

Key Highlights

  • Reporting person: Stephen P. Mawer, identified as a Director of Calumet, Inc. /DE.
  • First RSU grant: 690 restricted stock units acquired on August 20, 2026, at a price of $0, held directly; described as 100% vested.
  • Second RSU grant: 230 restricted stock units acquired on August 20, 2026, at a price of $0, held directly; subject to 25% annual vesting beginning July 1, 2027.
  • Underlying security: Each restricted stock unit represents the economic equivalent of one share of Calumet, Inc. common stock, par value $0.01 per share.
  • Settlement terms: Both grants settle upon the earlier of a date specified by the reporting person or the reporting person's termination date; the 230-unit grant is governed by the Deferred Compensation Plan.
  • Post-transaction holdings: Mawer beneficially owns 690 of the first RSU type and 230 of the second RSU type, both held directly.

Calumet Director Reports Two RSU Acquisitions in August 2026

According to the filing, Stephen P. Mawer received two separate grants of restricted stock units in Calumet, Inc. /DE on August 20, 2026. The first grant consisted of 690 restricted stock units, acquired with a transaction code of "A" (acquired), at a price of $0. The filing states these units are 100% vested and will be settled upon the earlier of a date specified by the reporting person or the reporting person's termination date.

The second grant consisted of 230 restricted stock units, also acquired on August 20, 2026, at a price of $0. According to the filing, these units are subject to a vesting schedule under which 25% vest on July 1 of each year beginning July 1, 2027, and will be settled pursuant to the Deferred Compensation Plan upon the earlier of a date specified by the reporting person or the reporting person's termination date.

The filing notes that each restricted stock unit "is the economic equivalent of one share of Calumet, Inc. common stock, par value $0.01 per share." Both grants are reported as directly owned. The form was signed by Connor J. Egan as attorney-in-fact on August 21, 2026.

What Was Disclosed

The filing discloses two restricted stock unit grants to Calumet, Inc. /DE director Stephen P. Mawer, totaling 920 units acquired on August 20, 2026, at no cost, with differing vesting and settlement terms for each grant.