X0407 4 2023-04-16 0000100591 ARGAN INC AGX 0001028546 BOSSELMANN RAINER H C/O ARGAN, INC. 1 CHURCH STREET, SUITE 201 ROCKVILLE MD 20850 true false false false 0 Common Stock 2023-04-16 4 M 0 4382 0 A 394772 D Common Stock 2023-04-18 4 M 0 4280 0 A 399052 D Time-Based Restricted Stock Units 0 2023-04-16 4 M 0 4382 0 D Common Stock 4382 16667 D Time-Based Restricted Stock Units 0 2023-04-18 4 M 0 4280 0 D Common Stock 4280 12501 D On April 16, 2023, the Reporting Person had Time-Based Restricted Stock Units ("the TBRSUs") vest in the amount of 4,382 shares of Common Stock. This issuance is pursuant to the three year vesting schedule of the 12,500 TBRSU award that was granted on April 16, 2021 and is adjusted for cash dividends. On April 18, 2023, the Reporting Person had TBRSUs vest in the amount of 4,280 shares of Common Stock. This issuance is pursuant to the three year vesting schedule of the 12,500 TBRSU award that was granted on April 18, 2022 and is adjusted for cash dividends. 2,241 shares are held by Rainer and Beverley Bosselmann, as joint tenants, and the remaining shares are held directly by Rainer Bosselmann. As of the date of this filing, the remaining number of TBRSUs beneficially owned by the Reporting Person includes (a) 4,167 shares of TBRSUs granted on April 16, 2021; and (b) 8,334 shares of TBRSUs granted on April 18, 2022; all to vest pursuant to their respective three year vesting schedule. /s/ Rainer H. Bosselmann 2023-04-19