X0609 4 2026-04-21 0000100591 ARGAN INC AGX 0001709914 Jeffrey John Ronald Jr. false C/O ARGAN, INC. 4075 WILSON BOULEVARD, SUITE 440 ARLINGTON VA 22203 true false false false 0 Common Stock 2026-04-21 4 S 0 3636 615.40 D 0 D Common Stock 2026-04-21 4 M 0 4698 37.13 A 4698 D Common Stock 8000 I John R. Jeffrey, IRA Option to Purchase Common Stock 37.13 2026-04-21 4 M 0 5000 37.13 D 2022-12-14 2031-12-14 Common Stock 5000 6500 D On April 21, 2026, the Reporting Person sold 3,636 shares of the Issuer's common stock on the open market at an average price of $615.40 per share. On April 21, 2026, the Reporting Person exercised his stock option awarded on December 14, 2021 to purchase 5,000 shares of the Issuer's common stock at a price of $37.13 per share, using the net settle method. /s/ John R. Jeffrey, Jr. 2026-04-22