Argan, Inc. (AGX)
NYSE: AGX · Real-Time Price · USD
389.85
+6.85 (1.79%)
At close: Sep 18, 2026, 4:00 PM EDT
390.50
+0.65 (0.17%)
After-hours: Sep 18, 2026, 7:56 PM EDT
Argan Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 18, 2026 | 387.50 | 390.00 | 382.53 | 389.85 | 389.85 | 1.79% | 594,339 |
| Sep 17, 2026 | 406.81 | 413.13 | 377.15 | 383.00 | 383.00 | -2.72% | 659,866 |
| Sep 16, 2026 | 396.69 | 402.01 | 390.34 | 393.72 | 393.72 | 1.28% | 369,940 |
| Sep 15, 2026 | 397.92 | 400.71 | 385.04 | 388.74 | 388.74 | -0.97% | 396,316 |
| Sep 14, 2026 | 389.10 | 398.69 | 382.37 | 392.56 | 392.56 | -5.12% | 417,977 |
| Sep 11, 2026 | 401.05 | 416.55 | 401.05 | 413.74 | 413.74 | 4.39% | 245,596 |
| Sep 10, 2026 | 401.73 | 411.83 | 394.69 | 396.33 | 396.33 | -1.44% | 479,181 |
| Sep 9, 2026 | 427.94 | 440.00 | 399.25 | 402.13 | 402.13 | -7.93% | 568,214 |
| Sep 8, 2026 | 416.00 | 444.53 | 416.00 | 436.78 | 436.78 | 4.50% | 404,333 |
| Sep 4, 2026 | 419.50 | 429.59 | 412.79 | 417.99 | 417.99 | 1.51% | 291,135 |
| Sep 3, 2026 | 427.27 | 433.98 | 400.60 | 411.77 | 411.77 | 0.33% | 738,324 |
| Sep 2, 2026 | 405.43 | 415.30 | 401.07 | 410.40 | 410.40 | 1.40% | 517,281 |
| Sep 1, 2026 | 422.36 | 426.24 | 401.51 | 404.75 | 404.75 | -4.76% | 501,707 |
| Aug 31, 2026 | 421.29 | 427.45 | 418.75 | 424.99 | 424.99 | 1.74% | 341,796 |
| Aug 28, 2026 | 452.30 | 456.00 | 417.74 | 417.74 | 417.74 | -9.18% | 409,027 |
| Aug 27, 2026 | 467.53 | 470.00 | 449.09 | 459.96 | 459.96 | 1.06% | 219,233 |
| Aug 26, 2026 | 449.43 | 461.00 | 442.37 | 455.15 | 455.15 | 1.04% | 291,108 |
| Aug 25, 2026 | 478.01 | 479.79 | 446.52 | 450.46 | 450.46 | -3.95% | 255,564 |
| Aug 24, 2026 | 496.32 | 499.60 | 460.47 | 468.98 | 468.98 | -6.51% | 428,001 |
| Aug 21, 2026 | 521.28 | 523.00 | 499.61 | 501.63 | 501.63 | -2.89% | 261,562 |
| Aug 20, 2026 | 524.00 | 529.24 | 502.00 | 516.58 | 516.58 | -2.16% | 231,592 |
| Aug 19, 2026 | 554.00 | 557.20 | 513.58 | 528.01 | 528.01 | -4.52% | 451,522 |
| Aug 18, 2026 | 568.56 | 575.49 | 549.29 | 553.03 | 553.03 | -6.15% | 375,628 |
| Aug 17, 2026 | 587.37 | 597.99 | 582.18 | 589.27 | 589.27 | 1.91% | 291,644 |
| Aug 14, 2026 | 557.12 | 583.00 | 554.07 | 578.22 | 578.22 | 3.46% | 240,844 |
| Aug 13, 2026 | 569.10 | 582.93 | 558.50 | 558.89 | 558.89 | -2.31% | 284,872 |
| Aug 12, 2026 | 602.32 | 608.67 | 572.10 | 572.10 | 572.10 | -1.11% | 260,850 |
| Aug 11, 2026 | 588.63 | 603.45 | 578.23 | 578.51 | 578.51 | -0.47% | 257,844 |
| Aug 10, 2026 | 603.73 | 607.44 | 577.46 | 581.26 | 581.26 | -2.69% | 256,909 |
| Aug 7, 2026 | 607.00 | 609.97 | 581.79 | 597.33 | 597.33 | 1.09% | 137,430 |
| Aug 6, 2026 | 589.94 | 616.72 | 588.20 | 590.87 | 590.87 | -1.82% | 154,766 |
| Aug 5, 2026 | 620.80 | 632.55 | 601.79 | 601.82 | 601.82 | -2.57% | 195,671 |
| Aug 4, 2026 | 602.85 | 626.47 | 596.64 | 617.68 | 617.68 | 4.22% | 237,055 |
| Aug 3, 2026 | 572.46 | 604.61 | 536.23 | 592.66 | 592.66 | 3.90% | 193,493 |
| Jul 31, 2026 | 594.79 | 604.57 | 567.61 | 570.43 | 570.43 | -1.63% | 322,529 |
| Jul 30, 2026 | 522.00 | 583.67 | 522.00 | 579.87 | 579.87 | 17.78% | 629,349 |
| Jul 29, 2026 | 522.34 | 523.38 | 488.50 | 492.35 | 492.35 | -5.81% | 299,266 |
| Jul 28, 2026 | 520.82 | 527.46 | 483.01 | 522.70 | 522.70 | -3.65% | 399,606 |
| Jul 27, 2026 | 568.65 | 574.16 | 523.49 | 542.52 | 542.52 | -4.64% | 303,630 |
| Jul 24, 2026 | 595.28 | 608.75 | 564.59 | 568.92 | 568.92 | -5.54% | 216,698 |
| Jul 23, 2026 | 604.02 | 619.65 | 590.62 | 602.30 | 602.30 | -1.24% | 384,805 |
| Jul 22, 2026 | 600.70 | 616.02 | 586.25 | 610.35 | 609.85 | 0.80% | 299,512 |
| Jul 21, 2026 | 625.26 | 635.76 | 600.38 | 605.52 | 605.02 | 0.55% | 268,215 |
| Jul 20, 2026 | 566.00 | 605.44 | 559.53 | 602.18 | 601.69 | 9.24% | 475,750 |
| Jul 17, 2026 | 528.67 | 551.26 | 508.77 | 551.26 | 550.81 | 0.68% | 729,235 |
| Jul 16, 2026 | 597.91 | 597.91 | 538.01 | 547.51 | 547.06 | -10.13% | 417,109 |
| Jul 15, 2026 | 616.88 | 626.00 | 587.09 | 609.24 | 608.74 | -1.85% | 234,751 |
| Jul 14, 2026 | 618.27 | 630.00 | 610.31 | 620.74 | 620.23 | 3.50% | 207,608 |
| Jul 13, 2026 | 615.40 | 621.03 | 588.39 | 599.74 | 599.25 | -4.85% | 307,158 |
| Jul 10, 2026 | 679.20 | 681.04 | 630.01 | 630.32 | 629.80 | -8.32% | 308,922 |