Arthur J. Gallagher & Co. (AJG)
NYSE: AJG · Real-Time Price · USD
295.10
+4.45 (1.53%)
At close: Aug 13, 2025, 4:00 PM
295.60
+0.50 (0.17%)
After-hours: Aug 13, 2025, 7:16 PM EDT
Arthur J. Gallagher & Co. Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 13, 2025 | 291.34 | 295.44 | 290.92 | 295.10 | 295.10 | 1.53% | 1,318,388 |
| Aug 12, 2025 | 289.10 | 291.21 | 286.82 | 290.65 | 290.65 | 0.60% | 1,275,915 |
| Aug 11, 2025 | 290.00 | 291.69 | 286.17 | 288.92 | 288.92 | -0.18% | 1,536,865 |
| Aug 8, 2025 | 290.95 | 293.97 | 288.42 | 289.44 | 289.44 | -0.19% | 1,726,231 |
| Aug 7, 2025 | 286.54 | 290.07 | 285.08 | 289.99 | 289.99 | 1.30% | 3,115,980 |
| Aug 6, 2025 | 286.42 | 288.00 | 284.14 | 286.26 | 286.26 | 0.17% | 1,136,219 |
| Aug 5, 2025 | 284.31 | 288.02 | 282.53 | 285.78 | 285.78 | 0.41% | 1,681,717 |
| Aug 4, 2025 | 284.49 | 286.87 | 282.23 | 284.61 | 284.61 | 0.15% | 1,776,089 |
| Aug 1, 2025 | 285.00 | 286.00 | 277.53 | 284.17 | 284.17 | -1.07% | 2,787,757 |
| Jul 31, 2025 | 282.02 | 290.93 | 281.83 | 287.25 | 287.25 | 0.49% | 2,554,727 |
| Jul 30, 2025 | 291.15 | 291.15 | 284.94 | 285.84 | 285.84 | -0.87% | 2,920,361 |
| Jul 29, 2025 | 307.90 | 309.05 | 287.61 | 288.35 | 288.35 | -6.72% | 4,081,300 |
| Jul 28, 2025 | 315.00 | 315.00 | 308.29 | 309.12 | 309.12 | -1.91% | 1,237,247 |
| Jul 25, 2025 | 310.10 | 315.48 | 310.10 | 315.14 | 315.14 | 1.97% | 897,384 |
| Jul 24, 2025 | 309.53 | 311.83 | 309.00 | 309.06 | 309.06 | -0.56% | 738,163 |
| Jul 23, 2025 | 313.64 | 313.64 | 308.74 | 310.79 | 310.79 | -0.52% | 659,361 |
| Jul 22, 2025 | 308.80 | 313.03 | 308.32 | 312.41 | 312.41 | 1.35% | 1,107,920 |
| Jul 21, 2025 | 312.67 | 313.13 | 307.91 | 308.24 | 308.24 | -1.56% | 772,699 |
| Jul 18, 2025 | 314.25 | 316.71 | 312.14 | 313.14 | 313.14 | -0.25% | 691,271 |
| Jul 17, 2025 | 309.16 | 314.63 | 309.14 | 313.91 | 313.91 | 1.29% | 1,288,062 |
| Jul 16, 2025 | 309.98 | 311.41 | 305.39 | 309.92 | 309.92 | 0.60% | 1,567,885 |
| Jul 15, 2025 | 314.61 | 315.57 | 307.87 | 308.06 | 308.06 | -2.33% | 1,011,050 |
| Jul 14, 2025 | 311.17 | 315.45 | 311.17 | 315.40 | 315.40 | 1.24% | 1,425,486 |
| Jul 11, 2025 | 312.91 | 315.28 | 310.26 | 311.54 | 311.54 | -0.65% | 715,217 |
| Jul 10, 2025 | 313.99 | 315.76 | 312.19 | 313.58 | 313.58 | -0.53% | 948,819 |
| Jul 9, 2025 | 313.26 | 316.89 | 311.05 | 315.25 | 315.25 | 0.47% | 1,401,443 |
| Jul 8, 2025 | 313.06 | 316.20 | 312.28 | 313.76 | 313.76 | -0.73% | 1,110,061 |
| Jul 7, 2025 | 316.93 | 318.34 | 313.90 | 316.07 | 316.07 | -0.64% | 1,232,254 |
| Jul 3, 2025 | 316.00 | 319.25 | 315.23 | 318.10 | 318.10 | 0.75% | 639,946 |
| Jul 2, 2025 | 317.55 | 320.00 | 309.39 | 315.74 | 315.74 | -1.17% | 1,450,848 |
| Jul 1, 2025 | 320.12 | 323.25 | 316.22 | 319.49 | 319.49 | -0.20% | 1,567,367 |
| Jun 30, 2025 | 315.62 | 321.07 | 314.50 | 320.12 | 320.12 | 0.75% | 1,620,083 |
| Jun 27, 2025 | 318.26 | 320.57 | 315.00 | 317.73 | 317.73 | -0.21% | 5,446,971 |
| Jun 26, 2025 | 318.00 | 319.79 | 315.39 | 318.39 | 318.39 | 0.30% | 1,397,270 |
| Jun 25, 2025 | 325.00 | 325.50 | 316.83 | 317.43 | 317.43 | -2.62% | 1,507,302 |
| Jun 24, 2025 | 325.16 | 327.34 | 318.65 | 325.98 | 325.98 | 0.57% | 1,037,382 |
| Jun 23, 2025 | 320.75 | 324.53 | 319.84 | 324.12 | 324.12 | 1.24% | 1,311,678 |
| Jun 20, 2025 | 318.62 | 322.92 | 318.18 | 320.16 | 320.16 | 0.96% | 2,537,151 |
| Jun 18, 2025 | 316.30 | 319.41 | 314.71 | 317.13 | 317.13 | 0.32% | 1,048,906 |
| Jun 17, 2025 | 314.37 | 318.16 | 313.23 | 316.13 | 316.13 | -0.06% | 958,454 |
| Jun 16, 2025 | 317.58 | 319.30 | 315.60 | 316.33 | 316.33 | -0.10% | 1,294,206 |
| Jun 13, 2025 | 318.89 | 320.74 | 316.17 | 316.64 | 316.64 | -1.10% | 1,039,024 |
| Jun 12, 2025 | 313.26 | 320.71 | 312.38 | 320.15 | 320.15 | 2.30% | 1,416,706 |
| Jun 11, 2025 | 312.32 | 315.40 | 308.98 | 312.94 | 312.94 | -0.46% | 1,428,720 |
| Jun 10, 2025 | 319.15 | 321.24 | 312.30 | 314.40 | 314.40 | -1.08% | 1,473,184 |
| Jun 9, 2025 | 326.53 | 327.83 | 312.18 | 317.83 | 317.83 | -3.32% | 1,616,449 |
| Jun 6, 2025 | 328.46 | 330.78 | 327.27 | 328.76 | 328.76 | 0.20% | 735,210 |
| Jun 5, 2025 | 336.34 | 337.33 | 325.06 | 328.10 | 327.45 | -2.45% | 1,851,455 |
| Jun 4, 2025 | 345.39 | 346.01 | 336.29 | 336.34 | 335.68 | -2.58% | 1,300,214 |
| Jun 3, 2025 | 349.65 | 351.23 | 341.76 | 345.25 | 344.57 | -1.01% | 1,035,784 |